ⓘ Free online encyclopedia. Did you know? page 157

Harriot (crater)

Harriot is a lunar impact crater that is located on the far side of the Moon from the Earth. It lies just to the north of the much larger crater Seyfert. To the northeast of Harriot is the crater Cantor. About one and a half crater diameters to t ...

Hartmann (crater)

Hartmann is a lunar impact crater on the far side of the Moon. It lies astride the west-southwestern rim of the huge walled plain Mendeleev, and intrudes part way into the wide inner wall of this feature. Nearly attached to the northwestern rim o ...

Hartwig (lunar crater)

Hartwig is a lunar impact crater that is located near the western limb of the Moon. It is attached to the eastern rim of the prominent crater Schluter, to the northeast of the Montes Cordillera mountain range that surrounds the Mare Orientale. To ...

Harvey (crater)

Harvey is a lunar impact crater that is located on the far side of the Moon from the Earth. It lies astride the eastern rim of the much larger crater Mach, and the outer rampart of Harvey extends part way across the interior floor. Some distance ...

Hase (crater)

Hase is a lunar impact crater that is located in the rugged southeast part of the Moon, to the south-southwest of the prominent walled plain Petavius. Palitzsch and Vallis Palitzsch are attached to the northeastern rim of Hase. The rim of this cr ...

Hatanaka (crater)

Hatanaka is a lunar impact crater that lies on the Moons far side, just out of sight past the western limb. It lies to the west of the larger crater Leucippus, and to the northwest of the still larger satellite crater Leucippus Q. It recalls the ...

Hayford (crater)

Hayford is a lunar impact crater on the Moons far side. It is a relatively isolated feature with the nearest named crater being Krasovskiy, some 300 km due south. Hayford has a well-defined edge that is not significantly eroded. The inner walls s ...

Hayn (crater)

Hayn is a lunar impact crater that lies next to the northeast limb of the Moon. This location restricts the amount of detail that can be viewed from the Earth, as the western inner side is permanently hidden from sight. Observation of this crater ...

Head (crater)

Head crater is a small crater in Mare Cognitum on the Moon. The name of the crater was formally adopted by the IAU in 1973. "Apollo 12" astronauts Pete Conrad and Alan Bean landing of the lunar module LM intrepid North-East of the main crater on ...

Healy (crater)

Healy is a lunar impact crater that lies past the northwestern limb of the Moon, on the far side relative to the Earth. It is located to the southeast of the walled plain Landau, and west of Lorentz, another walled plain. The rim of Healy is only ...

Heaviside (lunar crater)

Heaviside is a large lunar impact crater that is located on the far side of the Moon. It is attached to the eastern rim of the equally large walled plain Keeler, although Keeler is somewhat less eroded. To the northwest lies the crater Stratton, ...

Hecataeus (crater)

Hecataeus is a large lunar impact crater that lies near the eastern limb of the Moon. It is attached to the northern rim of the walled plain Humboldt. To the northeast is the smaller crater Gibbs. East of Hecataeus is a chain of small craters for ...

Hedin (crater)

Hedin is a lunar impact crater of the dimension traditionally termed a walled plain. It lies due south of the crater pair Olbers and Glushko, and northwest of the similarly dimensioned walled plain Riccioli. To the east is another walled plain, H ...

Heinrich (crater)

Heinrich is a small lunar impact crater on the Mare Imbrium, a lunar mare in the northwest quadrant of the Moons near side. It was named after Czechoslovakian astronomer Vladimir Vaclav Heinrich. It is a circular, bowl-shaped formation very simil ...

Heinsius (crater)

Heinsius is an eroded lunar impact crater that lies in the southwestern part of the Moon. It is named after German astronomer Gottfried Heinsius. It is located to the northwest of the prominent crater Tycho, and rays from that formation pass to t ...

Heis (crater)

Heis is a small lunar impact crater that is located in the western part of the Mare Imbrium. It was named after German astronomer Eduard Heis. It is located to the northeast of the crater Delisle, and south of C. Herschel. Due east is the wrinkle ...

Helberg (crater)

Helberg is a lunar impact crater that is located just behind the western limb of the Moon, on the far side from the Earth. Due to libration this part of the surface is sometimes brought into view, and the crater is visible under suitable lighting ...

Helicon (crater)

Helicon is a small lunar impact crater that is located on the north part of the Mare Imbrium. The crater was named after 4th century BC Greek astronomer Helicon of Cyzicus, a friend and disciple of Plato. To the northwest is the prominent Sinus I ...

Hell (crater)

Hell is a lunar crater in the south of the Moons near side, within the western half of the enormous walled plain Deslandres. To the southeast, also within Deslandres, is the larger crater Lexell, and about 9° to the south lies the prominent Tycho ...

Helmert (crater)

Helmert is a lunar impact crater at the southern edge of the Mare Smythii. It lies near the eastern limb of the Moon, and from the Earth it is seen nearly from the side. The visibility of this feature can be strongly affected by libration of the ...

Henderson (crater)

Henderson is a crater on the far side of the Moon. It is located to the east of the huge walled plain Mendeleev. This is a worn crater with a shallow rim. No significant craters overlie the rim or interior, but a smaller, worn crater is attached ...

Hendrix (crater)

Hendrix is a small lunar impact crater that is located on the Moons far side, deep in the southern hemisphere. Hendrix lies about a crater diameter to the south-southwest of the crater White, just beyond the outer rim of the enormous walled plain ...

Henry (lunar crater)

Henry is a lunar impact crater that is located to the northwest of the larger crater Cavendish, in the southeastern part of the Moons near side. It was named after the Scottish-American scientist Joseph Henry. Less than a half diameter to the nor ...

Henry Freres (crater)

Henry Freres is a lunar impact crater that is located in the southwestern part of the near side of the Moon. It was named after the brothers Paul Henry and Prosper Henry, French astronomers. It lies just to the west-northwest of the crater Henry, ...

Henyey (crater)

Henyey is a lunar impact crater that lies on the far side of the Moon from the Earth. It is attached at the southern end to the northern rim of the crater Dirichlet. Less than a crater diameter to the northeast is the large crater Mach, and to th ...

Heraclitus (crater)

Heraclitus is a complex lunar impact crater that lies in the rugged southern highlands of the Moon. The crater Licetus forms the northern end of the formation. Just to the east is Cuvier, and due south is Lilius. Just to the west of Heraclitus is ...

Hercules (crater)

Hercules is a prominent crater located in the northeast part of the Moon, to the west of the crater Atlas. It lies along the east edge of a southward extension in the Mare Frigoris. To the west across the mare is Burg. To the south is the ruined ...

Herigonius (crater)

Herigonius is a small lunar impact crater that is located in the southern part of the Oceanus Procellarum, to the northeast of the crater Gassendi. It was named after French mathematician and astronomer Pierre Herigone. Herigonius is roughly circ ...

Hermann (crater)

Hermann is a small lunar impact crater that is located in the western Oceanus Procellarum, just over one crater diameter to the south of the Moons equator. It is a solitary crater with only a few tiny craterlets and some low wrinkle ridges nearby ...

Herodotus (crater)

Herodotus is a lunar impact crater located on a low shelf in the midst of the Oceanus Procellarum. To the east is the slightly larger crater Aristarchus. West across the mare is Schiaparelli. Almost due south on the mare surface is a solitary lun ...

Heron (crater)

Heron is a small lunar impact crater that lies on the far side of the Moon, less than 20 kilometers from the equator. It lies between the slightly larger crater Ctesibius just to the west and Soddy a little farther to the east. Almost directly to ...

Herschel (lunar crater)

Herschel is a lunar impact crater located just to the north of the walled plain Ptolemaeus. Its diameter is 39 km. It was named after German-born British astronomer William Herschel. Just to the North is the flooded crater of Sperera, and approxi ...

Hertz (crater)

Hertz is a lunar impact crater that lies on the far side of the Moon, just behind the eastern limb. Due to libration this feature can sometimes be observed from the Earth under favorable lighting conditions. It is located to the west-southwest of ...

Hertzsprung (crater)

Hertzsprung is an enormous lunar impact crater, or impact basin, that is located on the far side of the Moon, beyond the western limb. In dimension, this formation is larger than several of the lunar mare areas on the near side. It lies in the no ...

Hesiodus (crater)

Hesiodus is a lunar impact crater located on the southern fringes of Mare Nubium, to the northwest of the crater Pitatus. It was named after the ancient Greek poet Hesiod. Starting near the northwest rim of Hesiodus is the wide cleft named Rima H ...

Hess (crater)

Hess is a lunar impact crater that lies in the southern hemisphere on the far side of the Moon. The crater rim has been worn by subsequent impacts, leaving a low, eroded outer wall. The flat interior has been resurfaced by lava flows and is free ...

Hevelius (crater)

Hevelius is a low-rimmed lunar impact crater that lies at the western edge of the Oceanus Procellarum, named after the astronomer Johannes Hevelius. The smaller but prominent crater Cavalerius is joined to the northern rim by low ridges. Due sout ...

Heyrovsky (crater)

Heyrovsky is a small lunar impact crater on the far side of the Moon. This crater lies just beyond the southwestern limb, in an area of the surface that is sometimes brought into view of the Earth during periods of favorable libration and illumin ...

Hilbert (crater)

Hilbert is a lunar impact crater that is located on the far side of the Moon, just past the southeast limb. It is named for German mathematician David Hilbert. It lies just beyond the region of the surface that is occasionally brought into view d ...

Hill (crater)

Hill is a small lunar impact crater that is located to the west of the prominent crater Macrobius, near the eastern edge of the Sinus Amoris. Its diameter is 16 km. It was named after American astronomer George William Hill. It was previously des ...

Hind (crater)

Hind is a lunar impact crater that lies to the southeast of the walled plain Hipparchus, and due east of the crater Halley. Its diameter is 29 km. It was named after British astronomer John Russell Hind. The rim of Hind is relatively free of wear ...

Hippalus (crater)

Hippalus is the remnant of a lunar impact crater on the eastern edge of Mare Humorum. It was named after ancient Greek explorer Hippalus. To the southeast is the crater Campanus, and to the northwest is the small flooded crater Loewy. The South-W ...

Hipparchus (lunar crater)

Hipparchus is the degraded remnant of a lunar impact crater. It was named after the Greek astronomer, geographer and mathematician Hipparchus. It is located to the southeast of Sinus Medii, near the center of the visible Moon. To the south is the ...

Hirayama (crater)

Hirayama is a large lunar impact crater that is located on the far side of the Moon, just beyond the eastern limb. This region of the surface is sometimes brought into view from Earth during periods of favourable libration. However it is best vie ...

Hoffmeister (crater)

Hoffmeister is a lunar impact crater that is located on the Moons far side, to the northwest of the huge walled plain Mendeleev. Some distance to the north of Hoffmeister lies the crater Siedentopf, and to the west-northwest is Gavrilov. It is so ...

Hogg (crater)

Hogg is a lunar impact crater on the Moons far side. It lies less than a crater diameter to the south-southwest of the somewhat larger Kidinnu. This is an old, worn feature with an outer rim that has been eroded to the point where it just forms a ...

Hohmann (crater)

Hohmann is a lunar impact crater that lies within the central basin of the Mare Orientale formation, on the farside of the Moon. It is located to the south of the crater Maunder, and to the west of Kopff crater. Due to its proximity to the wester ...

Holden (lunar crater)

Holden is a lunar impact crater attached to the southeast rim of the much larger crater Vendelinus. The crater rim is impacted by a craterlet on the north-northwest, and it possesses a terrace along the northeast interior wall. The floor of the c ...

Holetschek (crater)

Holetschek is a lunar impact crater on the far side of the Moon, to the south-southeast of the huge walled plain Gagarin. To the east of Holetschek is the crater Sierpinski. To the west-southwest is the larger satellite crater Holetschek R. The p ...

Hommel (crater)

Hommel is a lunar impact crater located in the southeast section of the Moon, in a region that is deeply impacted with a multitude of impact craters. The most notable craters nearby are Pitiscus to the north, Rosenberger due east, and Nearch to t ...