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// Workers AI · dad joke modeWhat did Montes Haemus mountain range say? It had a bleeding problem.

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Montes Haemus
Montes Haemus. End of Montes Apenninus is seen in upper left and Promontorium Archerusia in lower right. Three biggest craters in the bottom are Manilius, Menelaus and Plinius. Mosaic of photos by LRO, width is 600 km.
Highest point
Elevation2.4 km (1.5 mi)
ListingLunar mountains
Coordinates19°54′N 9°12′E / 19.9°N 9.2°E / 19.9; 9.2
Geography
Map
Locationthe Moon
Topographic map of the area (yellow means highlands, and blue means lowlands)

Montes Haemus is a mountain range that forms the southwestern edge of the Mare Serenitatis basin on the Moon.[1] It forms a less prominent mirror image of the Montes Apenninus range to the west, and curves up to nearly join at the northern end. The eastern edge terminates with the Promontorium Archerusia,[2] to the northwest of the crater Plinius. This end reaches a gap where the Mare Serenitatis to the north joins the Mare Tranquillitatis to the south.

The selenographic coordinates of this range are 19°54′N 9°12′E / 19.9°N 9.2°E / 19.9; 9.2, and the length is 560 km. The tallest peaks in this range climb as high as 2.4 km. The mount spectra shows basaltic material having different content of titanium dioxide,[3] with olivine-rich lithologies.[4]

This range is named after Haemus Mons, an old Thracian[5] name of the Balkan Mountains.[6][7] It appeared on the map of Moon due to Johannes Hevelius. But he assigned this name (in the form Mons Æmus) to another feature – remains of the rim of crater Alexander, located on the other side of Mare Serenitatis. Later the name moved to the subject of this article.[8][9] Its modern designation was officially adopted by the International Astronomical Union in 1961.[6] The same name, but with reversed order of words – Haemus Montes – belongs to one of mountain systems on Io.

Several rille systems lie along the eastern side of this range. The eastern end of the range forms the western terminus of a rille system designated Rimae Plinius. 100 km farther to the west the craters Menelaus 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. Just to the northwest of this crater, and paralleling the mountains, are the Rimae Sulpicius Gallus.[10]

Several small lakes, formed from basaltic lava, lie along the southwest face of the range. From the northwest to the southeast these are Lacus Odii, Lacus Doloris, Lacus Gaudii, and Lacus Hiemalis. The Lacus Lenitatis lies farther to the south.[10]

References

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  1. Moore, Patrick (2001). On the Moon. Sterling Publishing Co. p. 176. ISBN 978-0-304-35469-6.
  2. Grego, Peter (2005). The Moon and How to Observe It. Astronomers' Observing Guides Series. London: Springer-Verlag. p. 128. ISBN 1-85233-748-6.
  3. Bellucci, Giancarlo (May 1998). "Spectral diversity and compositional implications of Montes Haemus and Serenitatis/Tranquillitatis region on the moon from imaging spectroscopy data". Planetary and Space Science. 46 (5): 479–490. Bibcode:1998P&SS...46..479B. doi:10.1016/S0032-0633(97)00227-4.
  4. Sharma, S.; et al. (March 2025). Origin of Olivine-Rich Lithologies on Montes Haemus on the Lunar Nearside. 56th Lunar and Planetary Science Conference, held 10-14 March, 2025 at The Woodlands, Texas and Virtually. LPI Contribution No. 3090. id. 2055. Bibcode:2025LPICo3090.2055S.
  5. Bulgaria. 1986.
  6. 1 2 "Montes Haemus". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program.
  7. Public Domain Smith, William, ed. (1854). "Haemus". Dictionary of Greek and Roman Geography. Vol. 1. London: John Murray. p. 1025.
  8. Hevelius, J. (1647). Selenographia sive Lunae descriptio. Gedani: Hünefeld. pp. 226–227, 228. doi:10.3931/e-rara-238. (Æmus Mons is mentioned in the name list on p. 228)
  9. Whitaker, E. A. (2003). Mapping and Naming the Moon: A History of Lunar Cartography and Nomenclature. Cambridge University Press. pp. 201, 209. ISBN 9780521544146.
  10. 1 2 This feature crosses multiple charts:
    • "LAC 41" (PDF). Gazeteer of Planetary Nomenclature. Retrieved 2026-07-28.
    • "LAC 42" (PDF). Gazeteer of Planetary Nomenclature. Retrieved 2026-07-28.
    • "LAC 60" (PDF). Gazeteer of Planetary Nomenclature. Retrieved 2026-07-28.
[edit]
  • Montes Haemus at The Moon Wiki
  • Wikimedia Commons logo Media related to Montes Haemus at Wikimedia Commons
  • Wood, Chuck (August 21, 2009). "Modes of Devastation". Lunar Photo of the Day. Archived from the original on December 28, 2011. Retrieved November 20, 2017.