Montes Haemus is a mountain range that forms the southwestern edge of the

Mare Serenitatis Mare Serenitatis (Latin ''serēnitātis'', the "Sea of Serenity") is a lunar mare located to the east of Mare Imbrium on the Moon. Its diameter is . Geology Mare Serenitatis is located within the Serenitatis basin, which is of the Nectarian ep ...

basin on the

Moon The Moon is Earth's only natural satellite. It is the fifth largest satellite in the Solar System and the largest and most massive relative to its parent planet, with a diameter about one-quarter that of Earth (comparable to the width of ...

. They form a less prominent mirror image of the

Montes Apenninus Montes Apenninus are a rugged mountain range on the northern part of the Moon's near side. They are named after the Apennine Mountains in Italy. With their formation dating back about 3.9 billion years, Montes Apenninus are fairly old. Descri ...

range to the west, and curve up to nearly join at the northern end. The eastern edge terminates with the

Promontorium Archerusia Promontorium Archerusia (; Latin for "Cape Archerusia") is a headland on the Near side of the Moon, near side of the Moon. It separates the lunar mares of Mare Serenitatis and Mare Tranquilitatis. Its selenographic coordinates, coordinates are ., ...

, to the northwest of the crater Plinius. This end reaches a gap where the Mare Serenitatis to the north joins the

Mare Tranquillitatis Mare Tranquillitatis (Latin ''tranquillitātis'', the Sea of Tranquillity or Sea of Tranquility; see spelling differences) is a lunar mare that sits within the Tranquillitatis basin on the Moon. It is the first location on another world to be ...

to the south. The selenographic

coordinate In geometry, a coordinate system is a system that uses one or more numbers, or coordinates, to uniquely determine the position of the points or other geometric elements on a manifold such as Euclidean space. The order of the coordinates is sign ...

s of this range are , and the length is 560 km. The tallest peaks in this range climb as high as 2.4 km. This range is named after

Haemus Mons In earlier times, the Balkan Mountains were known as the Haemus Mons ( ). It is believed that the name is derived from a Thracian language, Thracian word ''*saimon'', 'mountain ridge', which is unattested but conjectured as the original Thracian ...

, an old

Thracian The Thracians (; grc, Θρᾷκες ''Thrāikes''; la, Thraci) were an Indo-European speaking people who inhabited large parts of Eastern and Southeastern Europe in ancient history.. "The Thracians were an Indo-European people who occupied t ...

name of the

Balkan mountains The Balkan mountain range (, , known locally also as Stara planina) is a mountain range in the eastern part of the Balkan Peninsula in Southeastern Europe. The range is conventionally taken to begin at the peak of Vrashka Chuka on the border betw ...

. It appeared on the map of Moon due to

Johannes Hevelius Johannes Hevelius Some sources refer to Hevelius as Polish: * * * * * * * Some sources refer to Hevelius as German: * * * * *of the Royal Society * (in German also known as ''Hevel''; pl, Jan Heweliusz; – 28 January 1687) was a councillor ...

. But he assigned this name (in the form ''Mons Æmus'') to another feature – remains of the rim of crater

Alexander Alexander is a male given name. The most prominent bearer of the name is Alexander the Great, the king of the Ancient Greek kingdom of Macedonia who created one of the largest empires in ancient history. Variants listed here are Aleksandar, Al ...

, located on the other side of Mare Serenitatis. Later the name moved to the subject of this article. The same name, but with reversed order of words – ''Haemus Montes'' – belongs to one of mountain systems on Io. Several

rille Rille (German for 'groove') is typically used to describe any of the long, narrow depressions in the surface of the Moon that resemble channels. The Latin term is ''rima'', plural ''rimae''. Typically, a rille can be several kilometers wid ...

systems lie along the eastern side of this range. The eastern end of the range forms the western terminus of a

system designated Rimae Plinius. 100 km farther to the west the craters

Menelaus In Greek mythology, Menelaus (; grc-gre, Μενέλαος , 'wrath of the people', ) was a king of Mycenaean (pre- Dorian) Sparta. According to the ''Iliad'', Menelaus was a central figure in the Trojan War, leading the Spartan contingent of th ...

and Auwers are embedded within the range, and to their northeast are the Rimae Menelaus. Where the mountain range curves up to the northwest, the cup-shaped crater Sulpicius Gallus lies nearby on the

lunar mare The lunar maria (; singular: mare ) are large, dark, basaltic plains on Earth's Moon, formed by ancient asteroid impacts on the far side on the Moon that triggered volcanic activity on the opposite (near) side. They were dubbed , Latin for 'seas' ...

. Just to the northwest of this crater, and paralleling the mountains, are the Rimae Sulpicius Gallus. Several small "lakes", formed from

basalt Basalt (; ) is an aphanite, aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the planetary surface, surface of a terrestrial ...

lava Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or un ...

, lie along the southwest face of the range. From the northwest to the southeast these are Lacus Odii,

Lacus Doloris Lacus Doloris (Latin ''dolōris'', "Lake of Sorrow") is a small lunar mare The lunar maria (; singular: mare ) are large, dark, basaltic plains on Earth's Moon, formed by ancient asteroid impacts on the far side on the Moon that triggered volc ...

, Lacus Gaudii, and Lacus Hiemalis. The Lacus Lenitatis lies farther to the south.

References

External links

* * Maps
northwesterncentral and easternsouthern
part
Montes Haemus at The Moon Wiki
* * {{cite web, last = Wood , first = Chuck , date = August 21, 2009 , url =http://lpod.wikispaces.com/August+21%2C+2009 , title = Modes of Devastation, publisher = Lunar Photo of the Day Haemus, Montes