{
  "lacus-aestatis": {
    "title": "Lake of Summer",
    "description": "A small lunar mare made up of two separate patches of smooth mare surface. It was formerly known as Mare Aestatis, but in 1970 the name was changed to Lacus Aestatis. Its diameter is about 90 km.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Aestatis"
  },
  "lacus-autumni": {
    "title": "Lake of Autumn",
    "description": "A small lunar mare associated with the huge Orientale basin. Its surface looks uneven and fragmented: dark basaltic patches fill low areas between rougher uplands. Its maximum extent is about 200 km.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Autumni"
  },
  "lacus-excellentiae": {
    "title": "Lake of Excellence",
    "description": "A small lunar mare whose name was officially approved by the International Astronomical Union in 1976. The most prominent feature within it is the small crater Clausius. In 2006, ESA’s SMART-1 spacecraft ended its mission with a controlled impact in this region.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Excellentiae"
  },
  "lacus-felicitatis": {
    "title": "Lake of Happiness",
    "description": "A small lunar mare containing three tiny officially named craters: Dag, Ina, and Osama. Ina is especially interesting: it is an unusual crater-like feature where signs of relatively recent geological activity have been discussed.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Felicitatis"
  },
  "lacus-hiemalis": {
    "title": "Lake of Winter",
    "description": "A small lunar mare with a cold, poetic name. It belongs to the group of minor mare-like plains on the Moon and is about 50 km across. Like other lunar “lakes,” it is not a body of water, but a frozen basaltic surface.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Hiemalis"
  },
  "lacus-lenitatis": {
    "title": "Lake of Tenderness",
    "description": "A small lunar mare whose name suggests softness or tenderness. Its diameter is about 80 km. It is one of the Moon’s minor mare-like plains and is similar in origin to the larger lunar maria.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Lenitatis"
  },
  "lacus-luxuriae": {
    "title": "Lake of Luxury",
    "description": "A small mare patch on the far side of the Moon. It was first shown on the Maps of Lunar Hemispheres by Antonín Rükl in 1972, and the name was approved by the International Astronomical Union in 1976.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Luxuriae"
  },
  "lacus-mortis": {
    "title": "Lake of Death",
    "description": "A basaltic plain with a dramatic name that goes back to Giovanni Riccioli’s 17th-century lunar nomenclature. The area contains the crater Bürg, while its western part is crossed by the Rimae Bürg rille system; a nearby pit has been described as a possible entrance to a lava tube or cave.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Mortis"
  },
  "lacus-oblivionis": {
    "title": "Lake of Oblivion",
    "description": "A small lunar mare about 50 km across. Its name was approved by the International Astronomical Union in 1976. Like other lunar “lakes,” it is not a body of water, but a dark basaltic plain left by ancient volcanic activity.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Oblivionis"
  },
  "lacus-odii": {
    "title": "Lake of Hatred",
    "description": "A small lunar mare about 70 km across. Its name sounds unusually intense for such a calm dark plain, but it fits the old poetic tradition of lunar nomenclature, where maria and lakes were often given names connected with human emotions and states of mind.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Odii"
  },
  "lacus-perseveramtiae": {
    "title": "Lake of Perseverance",
    "description": "A narrow lunar mare about 70 km long, with a maximum width of less than 15 km. Its name was approved by the International Astronomical Union in 1979 and suits the feature’s elongated shape, like a thin dark streak continuing across the lunar surface.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Perseverantiae"
  },
  "lacus-solitudinis": {
    "title": "Lake of Solitude",
    "description": "A lunar mare about 139 km across. It has an arc-like shape: one edge appears more complete, while the other is more irregular and interrupted by small craters. The name emphasizes the isolated, almost desolate character of this dark region.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Solitudinis"
  },
  "lacus-somniorium": {
    "title": "Lake of Dreams",
    "description": "The largest of the lunar “lakes,” about 384 km in diameter. The name was introduced by Giovanni Riccioli. Its surface is made of basaltic lava and has a low albedo, so on lunar maps it appears as a broad dark plain.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Somniorum"
  },
  "lacus-spei": {
    "title": "Lake of Hope",
    "description": "A relatively small lunar mare about 80 km across. Its name belongs to the poetic tradition of lunar naming: this calm dark plain was named not for its geology, but for a human feeling — hope.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Spei"
  },
  "lacus-temporis": {
    "title": "Lake of Time",
    "description": "A lunar mare about 205 km across. It consists of two large, nearly circular patches of relatively smooth surface; near their junction are two small bowl-shaped craters. The name was approved by the International Astronomical Union in 1976.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Temporis"
  },
  "lacus-temporis-south": {
    "title": "Lake of Time — South",
    "description": "The southern part of the Lake of Time region. A separate marker is useful on a map because the feature itself is made up of several large smooth patches, and the southern area can read as its own detail on a lunar globe.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Temporis"
  },
  "lacus-timoris": {
    "title": "Lake of Fear",
    "description": "A small lunar mare about 154 km across. The Latin name Lacus Timoris is connected with fear or awe, making it one of the lunar names where the old poetic style of selenography is especially noticeable.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Timoris"
  },
  "lacus-veris": {
    "title": "Lake of Spring",
    "description": "A lunar mare about 396 km long. It has an elongated arc-like shape and is associated with the Orientale basin region. Sinuous rilles linked to lava channels and tubes have been described here, along with small shield-like volcanic features.",
    "link": "https://en.wikipedia.org/wiki/Lacus_Veris"
  },
  "mare-anguis": {
    "title": "Serpent Sea",
    "description": "A small lunar mare about 150 km across. It is one of the plains filled with solidified basaltic lava, which makes it appear dark against the brighter ancient terrain. The name comes from the Latin word anguis, meaning “snake.”",
    "link": "https://en.wikipedia.org/wiki/Mare_Anguis"
  },
  "mare-australe": {
    "title": "Southern Sea",
    "description": "A large lunar mare region with a fragmented structure: dark basaltic areas are mixed with brighter highlands and craters. Because of this, the Southern Sea does not look like a single smooth plain, but more like a complex network of separate lava-filled patches.",
    "link": "https://en.wikipedia.org/wiki/Mare_Australe"
  },
  "mare-cognitum": {
    "title": "Known Sea",
    "description": "A lunar mare whose name is connected with the beginning of detailed spacecraft exploration of the Moon. Ranger 7 impacted this region in 1964 after returning the first close-up images of the lunar surface by a U.S. spacecraft. Later, Surveyor 3 and Apollo 12 operated near this area.",
    "link": "https://en.wikipedia.org/wiki/Mare_Cognitum"
  },
  "mare-crisium": {
    "title": "Sea of Crises",
    "description": "An isolated, rounded lunar mare with a clearly defined ancient impact-basin rim. Its dark floor was formed by basaltic lava flows. The Sea of Crises is important in the history of robotic lunar exploration: the Soviet Luna 23 and Luna 24 missions landed here, and Luna 24 successfully returned lunar soil samples to Earth.",
    "link": "https://en.wikipedia.org/wiki/Mare_Crisium"
  },
  "mare-fecunditatis": {
    "title": "Sea of Fertility",
    "description": "A large lunar mare with smooth volcanic plains. This region became historically important because of Luna 16: in 1970, it became the first robotic mission to return lunar soil to Earth. The mare also contains notable craters and traces of ancient tectonic activity.",
    "link": "https://en.wikipedia.org/wiki/Mare_Fecunditatis"
  },
  "mare-frigoris": {
    "title": "Sea of Cold",
    "description": "One of the most elongated lunar maria, appearing as a long dark band rather than a rounded basin. This shape makes the Sea of Cold especially distinctive on lunar maps and sets it apart from the more familiar circular impact-basin maria.",
    "link": "https://en.wikipedia.org/wiki/Mare_Frigoris"
  },
  "mare-humboldtianum": {
    "title": "Humboldtian Sea",
    "description": "A lunar mare named after Alexander von Humboldt. It is an impact basin later filled with lava. Because it lies near the edge of the Moon’s visible disk, it is often seen at a steep angle from Earth, and its visibility changes noticeably with lunar libration.",
    "link": "https://en.wikipedia.org/wiki/Mare_Humboldtianum"
  },
  "mare-humorum": {
    "title": "Sea of Moisture",
    "description": "A nearly circular lunar mare that clearly shows the classic history of many lunar mare regions: a large impact first formed the basin, and later its floor was flooded by basaltic lava. Fractures and deformations around the mare are linked to subsidence and cooling of the lava-filled basin.",
    "link": "https://en.wikipedia.org/wiki/Mare_Humorum"
  },
  "mare-imbrium": {
    "title": "Sea of Rains",
    "description": "One of the largest and most famous lunar maria. It fills the giant Imbrium impact basin, created by one of the most powerful collisions in the Moon’s history. Around it lie famous mountain arcs, including the Apennines, Alps, Caucasus, Carpathians, and Jura Mountains.",
    "link": "https://en.wikipedia.org/wiki/Mare_Imbrium"
  },
  "mare-ingenii": {
    "title": "Sea of Cleverness",
    "description": "A mare on the far side of the Moon, located within the Ingenii basin. The mare deposits and nearby craters are usually associated with the Late Imbrian period, while the basin itself is much older. It is one of the few far-side maria where dark basaltic plains stand out clearly against the brighter highland terrain.",
    "link": "https://en.wikipedia.org/wiki/Mare_Ingenii"
  },
  "mare-insularum": {
    "title": "Sea of Islands",
    "description": "A lunar mare whose name fits the region’s appearance: dark basaltic plains are interrupted by bright craters and patches of older highland terrain, like islands in a sea. It is one of the major mare regions on the Moon’s near side.",
    "link": "https://en.wikipedia.org/wiki/Mare_Insularum"
  },
  "mare-marginis": {
    "title": "Sea of the Edge",
    "description": "A lunar mare near the edge of the Moon’s visible disk. Its name reflects this marginal position. The region is interesting because its appearance from Earth changes with lunar libration: at times it becomes more visible, while at others it partly slips beyond the limb.",
    "link": "https://en.wikipedia.org/wiki/Mare_Marginis"
  },
  "mare-moscoviense": {
    "title": "Sea of Moscow",
    "description": "One of the few large maria on the far side of the Moon. It became known after the first Soviet spacecraft photographed the hemisphere hidden from Earth, and it stands out as a dark basaltic plain among the brighter highlands of the far side.",
    "link": "https://en.wikipedia.org/wiki/Mare_Moscoviense"
  },
  "mare-nectaris": {
    "title": "Sea of Nectar",
    "description": "A compact lunar mare occupying the central part of the ancient Nectaris basin. Its dark basaltic floor is surrounded by older, rugged terrain, and the basin itself is an important reference point in the Moon’s geological history.",
    "link": "https://en.wikipedia.org/wiki/Mare_Nectaris"
  },
  "mare-nubium": {
    "title": "Sea of Clouds",
    "description": "A broad lunar mare with a smooth basaltic surface. One of its best-known features is Rupes Recta, the Straight Wall, a long fault scarp that is especially striking through a telescope under low-angle sunlight.",
    "link": "https://en.wikipedia.org/wiki/Mare_Nubium"
  },
  "mare-orientale": {
    "title": "Eastern Sea",
    "description": "A giant multi-ring impact basin on the Moon. Its concentric mountain rings, including the Montes Cordillera and Montes Rook, make it one of the most dramatic structures in the lunar landscape. Despite its name, it lies near the western edge of the Moon’s visible disk for observers on Earth.",
    "link": "https://en.wikipedia.org/wiki/Mare_Orientale"
  },
  "mare-orientale-south": {
    "title": "Eastern Sea — South",
    "description": "The southern part of the Eastern Sea region. A separate marker is useful on a map because the whole Orientale basin is enormous and includes not only dark mare deposits, but also bright ring-shaped mountain structures.",
    "link": "https://en.wikipedia.org/wiki/Mare_Orientale"
  },
  "mare-serenitatis": {
    "title": "Sea of Serenity",
    "description": "A large, rounded lunar mare with a dark basaltic floor. Lunokhod 2 operated in its surroundings, and the Taurus–Littrow region on its eastern edge was the site of Apollo 17, the final crewed landing of the Apollo program.",
    "link": "https://en.wikipedia.org/wiki/Mare_Serenitatis"
  },
  "mare-smythii": {
    "title": "Smyth's Sea",
    "description": "A lunar mare named after the British astronomer William Henry Smyth. Because it lies near the edge of the lunar disk, it shows the effect of libration clearly: under favorable conditions it becomes easier to see, while at other times it nearly disappears from an Earth-based observer’s view.",
    "link": "https://en.wikipedia.org/wiki/Mare_Smythii"
  },
  "mare-spumans": {
    "title": "Sea of Foam",
    "description": "A small lunar mare about 139 km across. It was included in the first official lunar nomenclature published by the International Astronomical Union in 1935. Like other lunar maria, it is a dark basaltic plain rather than a body of water.",
    "link": "https://en.wikipedia.org/wiki/Mare_Spumans"
  },
  "mare-temporis": {
    "title": "Sea of Time",
    "description": "A small lunar mare with a poetic name, belonging to the Moon’s dark basaltic plains. Such regions formed after ancient volcanic eruptions, when lava filled low-lying areas of the surface and cooled into smooth, dark fields.",
    "link": "https://en.wikipedia.org/wiki/Mare_Temporis"
  },
  "mare-tranquillitatis": {
    "title": "Sea of Tranquility",
    "description": "One of the most famous lunar maria. On July 20, 1969, Apollo 11 landed here, and Neil Armstrong became the first person to step onto the Moon. The Sea of Tranquility became a symbol of the beginning of human exploration of another celestial body.",
    "link": "https://en.wikipedia.org/wiki/Mare_Tranquillitatis"
  },
  "mare-undarum": {
    "title": "Sea of Waves",
    "description": "A small lunar mare with an uneven, patchy structure. Its name fits its appearance: dark basaltic areas are mixed with brighter ancient terrain, creating the impression of a wavy surface.",
    "link": "https://en.wikipedia.org/wiki/Mare_Undarum"
  },
  "mare-vaporum": {
    "title": "Sea of Vapors",
    "description": "A small lunar mare associated with ancient volcanic processes. Its dark surface was formed by basaltic lava flows, and the surrounding area is interesting for its complex tectonic and volcanic structures visible on detailed lunar maps.",
    "link": "https://en.wikipedia.org/wiki/Mare_Vaporum"
  },
  "oceanus-procellarum": {
    "title": "Ocean of Storms",
    "description": "The largest lunar mare: it stretches about 2,500 km from north to south and covers roughly 4 million km². The name was given by Giovanni Battista Riccioli, who believed that the Moon’s phases could influence Earth’s weather. Unlike many maria, Oceanus Procellarum has an irregular shape and is not simply a circular impact basin.",
    "link": "https://en.wikipedia.org/wiki/Oceanus_Procellarum"
  },
  "oceanus-procellarum-south": {
    "title": "Ocean of Storms — South",
    "description": "The southern part of the Moon’s largest mare region. A separate marker is useful on a map because Oceanus Procellarum is enormous and irregular in shape, so its different areas can read as distinct regions on a lunar globe.",
    "link": "https://en.wikipedia.org/wiki/Oceanus_Procellarum"
  },
  "palus-epidemiarum": {
    "title": "Marsh of Epidemics",
    "description": "A small lunar mare with an uneven basaltic surface. Altimetric measurements from the Clementine spacecraft indicate that the western and eastern ends of the feature differ in depth by about 2 km, highlighting the complex relief of this region.",
    "link": "https://en.wikipedia.org/wiki/Palus_Epidemiarum"
  },
  "sinus-iridum": {
    "title": "Bay of Rainbows",
    "description": "One of the best-known lunar bays, formed by an ancient crater or impact basin partly flooded by lava. Its curved rim is outlined by the Jura Mountains, so under low-angle sunlight the bay appears as a bright arc against Mare Imbrium.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Iridum"
  },
  "sinus-aestuum": {
    "title": "Bay of Billows",
    "description": "A lunar bay associated with Mare Insularum. Its name is traditionally translated as Bay of Billows; nearby features include the lunar Apennines and the crater Eratosthenes. Like other lunar mare regions, it is a dark basaltic plain rather than a body of water.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Aestuum"
  },
  "sinus-amoris": {
    "title": "Bay of Love",
    "description": "A small lunar bay with a poetic name. It belongs to the Moon’s mare-like basaltic plains: its smooth dark surface formed when ancient lava flows filled a low-lying area of the terrain.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Amoris"
  },
  "sinus-asperitatis": {
    "title": "Bay of Roughness",
    "description": "A lunar bay with a complex, uneven surface. Its name fits the region well: darker basaltic plains sit next to older rugged terrain and craters, giving the area a rougher appearance than many smoother maria.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Asperitatis"
  },
  "sinus-concordiae": {
    "title": "Bay of Concord",
    "description": "A small lunar bay whose name continues the poetic tradition of naming the Moon’s seas, lakes, and bays. It is a mare-like area with a dark basaltic surface formed by ancient volcanic activity.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Concordiae"
  },
  "sinus-fidei": {
    "title": "Bay of Faith",
    "description": "A small lunar bay belonging to the Moon’s dark mare regions. Its name is not geological, but part of the old naming tradition that gave lunar maria and bays names connected with human feelings, states, and abstract ideas.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Fidei"
  },
  "sinus-honoris": {
    "title": "Bay of Honor",
    "description": "A lunar bay with a name from the Moon’s classical poetic nomenclature. It is a dark basaltic plain associated with ancient lava flows; such regions were called “seas” and “bays” because of their contrast with the brighter highland terrain.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Honoris"
  },
  "sinus-lunicus": {
    "title": "Bay of Lunik",
    "description": "A historically important region of Mare Imbrium, named after the Soviet Luna 2 spacecraft. In 1959, Luna 2 became the first human-made object to reach the Moon’s surface, so the bay’s name belongs to the beginning of the space age rather than to ancient selenography.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Lunicus"
  },
  "sinus-medii": {
    "title": "Central Bay",
    "description": "A lunar mare region whose name reflects its role near the center of the Moon’s visible disk. This made it a useful reference point for early lunar maps; in 1967, the American Surveyor 6 spacecraft landed in this region.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Medii"
  },
  "sinus-roris": {
    "title": "Bay of Dew",
    "description": "A broad mare-like region with a soft poetic name. Like other lunar bays, it contains no water: its dark color comes from basaltic lava that once filled low-lying parts of the surface.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Roris"
  },
  "sinus-successus": {
    "title": "Bay of Success",
    "description": "A small lunar bay whose name feels especially fitting in the context of space missions: the Soviet Luna 16 spacecraft operated nearby and became the first robotic mission to successfully return lunar soil samples to Earth.",
    "link": "https://en.wikipedia.org/wiki/Sinus_Successus"
  }
}