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Romer (crater)

Romer is a lunar impact crater that is located to the north of the Sinus Amoris in the northeast section of the Moon. It was named after Danish astronomer Ole Romer. It lies in the southwestern part of the mountainous region named the Montes Taur ...

Rosenberger (crater)

Rosenberger is an old lunar impact crater in the southeastern part of the Moon. It was named after German astronomer Otto August Rosenberger. This crater is located in a region rich with prominent craters. The slightly smaller Vlacq nearly attach ...

Ross (lunar crater)

Ross is a lunar impact crater that is located in the northwest part of the Mare Tranquillitatis. It was named after James Clark Ross and Frank E. Ross. It lies south-southwest of the crater Plinius, and northeast of the lava-flooded Maclear. This ...

Rosse (crater)

Rosse is a bowl-shaped lunar impact crater located in the southern part of Mare Nectaris. It was named after Irish astronomer Lord Rosse. To the southwest is the large, flooded crater Fracastorius. The interior of the crater has a higher albedo t ...

Rosseland (crater)

Rosseland is a lunar impact crater on the far side of the Moon. It lies less than one crater diameter to the northeast of Carver, and about the same distance to the west of the larger Roche. To the northwest lies the smaller Coblentz. This format ...

Rost (crater)

Rost is a lunar impact crater that is located in the southwestern part of the Moon, to the southeast of the elongated formation Schiller. To the southeast of Rost is the larger crater Scheiner. West-southwest of this formation is the smaller Weig ...

Rothmann (crater)

Rothmann is an impact crater that is located in the southeastern part of the Moons near side, about one crater diameter to the southwest of the Rupes Altai scarp. To the southwest is the slightly larger crater Lindenau. This is a relatively fresh ...

Rowland (crater)

Rowland is a large lunar impact crater that is located in the northern part of the Moon, on the far side from the Earth. This is an old, worn formation that is overlain by a number of smaller craters. The most notable of these is Rowland Y, which ...

Rumford (crater)

Rumford is a lunar impact crater that lies on the far side of the Moon. It is located to the northwest of the large crater Oppenheimer, and to the east-southeast of Orlov. This crater is located on the Eastern tip of the larger satellite crater R ...

Runge (crater)

Runge is a lunar impact crater in the Mare Smythii, along the eastern edge of the Moon. It lies less than one crater diameter to the north-northwest of the very similar crater Warner. To the west-northwest is Haldane. Runge has been almost comple ...

Russell (lunar crater)

Russell is the lava-flooded remains of a lunar impact crater. It is located in the western part of the Oceanus Procellarum, close to the western lunar limb. As a result, it appears oblong-shaped due to foreshortening. South-South-West corner of R ...

Rutherford (lunar crater)

Rutherford is a small lunar impact crater that lies on the Moons far side. It was named after New Zealand-British physicist and Nobel laureate Ernest Rutherford. It is located just to the north-northwest of the huge walled plain Mendeleev. To the ...

Rydberg (crater)

Rydberg is a lunar impact crater that is located on the far side of the Moon, just past the southwest limb. It lies due south of the Mare Orientale, in the outer skirt of ejecta that surrounds the Orientale impact feature. Just to the southeast i ...

Ryder (crater)

Ryder is a crater on the far side of the Moon. It is located in a patch of higher albedo surface material to the east of the larger Roche–Pauli crater pair. The name for this crater was officially approved at the IAU general assembly in 2006. Thi ...

Rynin (crater)

Rynin is a lunar impact crater that is located just behind the northwestern limb, on the far side of the Moon. It is located just to the east of the larger crater Stefan, and to the southwest of Chapman. This is an old lunar crater with an outer ...

Sabatier (crater)

Sabatier is a small lunar impact crater that is located near the eastern limb of the Moon, at the southwestern fringes of the Mare Marginis. It is located in a relatively secluded location, with the nearest named crater fortress normal Neper in t ...

Sabine (crater)

Sabine is a lunar impact crater that forms a nearly matching pair with Ritter to the northwest. The two rims are separated by a distance of only a couple of kilometers. To the west is the bowl-shaped crater Schmidt, and farther to the north are M ...

Sacrobosco (crater)

Sacrobosco is an irregular lunar impact crater that is located in the rugged southern highlands to the west of the Rupes Altai escarpment. It is a readily identified feature due to the three circular craters that lie on its floor. The rim of Sacr ...

Saenger (crater)

Saenger is an ancient lunar impact crater that lies on the far side of the Moon, just beyond the eastern limb. It was named after Austrian rocketry scientist Eugen Sanger. To the west-northwest is the crater Erro, and due north lies Moiseev. To t ...

Safarik (crater)

Safaeik is a small lunar impact crater on the far side of the Moon. It lies due north of the crater Tiselius and to the east-southeast of Sharonov. This is a worn and eroded crater with smaller impacts along the rim to the east and northwest. The ...

Saha (crater)

Saha is a lunar impact crater on the Moons far side, behind the eastern limb as seen from the Earth. It lies less than one crater diameter due east of the similar-sized Wyld, and to the north-northwest of the large walled plain Pasteur. This crat ...

Sampson (crater)

Sampson is a relatively tiny lunar impact crater located near the central part of the Mare Imbrium. It was named after British astronomer Ralph Allan Sampson. To the northeast is the crater Landsteiner and to the southeast lies Timocharis. East o ...

Sanford (crater)

Sanford is a lunar impact crater that is located in the northern latitudes on the Moons far side. It lies to the south-southeast of the crater Klute, and just to the west-northwest of Teisserenc. To the southwest lies Joule. This formation of rou ...

Santbech (crater)

Santbech is a lunar impact crater that is located to the southeast of Mare Nectaris. It lies south-southwest of the prominent crater Colombo. About one crater diameter to the east-northeast is the smaller Monge. The terrain around the crater, alt ...

Sarabhai (crater)

Sarabhai is a small, circular, bowl-shaped crater on the Mare Serenitatis, in the northeast quadrant of the Moon. The formation is relatively isolated, being located to the northeast of the crater Bessel. It lies along a wrinkle ridge designated ...

Sarton (crater)

Sarton is a lunar impact crater that lies beyond the northwestern limb of the Moon, on the far side from the Earth. It is located to the southwest of the crater Coulomb, to the north of the walled plain Landau. Nearly attached to the northwestern ...

Sasserides (crater)

Sasserides is the remains of a lunar impact crater in the southern part of the Moon. It was named after Danish astronomer Gellio Sasceride. It is located less than one crater diameter to the north of the prominent crater Tycho, and west of Oronti ...

Saunder (crater)

Saunder is a lunar impact crater located in the central highland region of the Moon, to the east-northeast of the walled plain Hipparchus. Its diameter is 44 km. It was named after British mathematician Samuel Arthur Saunder. The outer wall is ir ...

Saussure (crater)

Saussure is a lunar impact crater. It is located in the crater-riddled terrain in the southern hemisphere of the Moons near side. Just to the north and nearly attached to the rim is the larger crater Orontius. About a half crater diameter due wes ...

Scaliger (crater)

Scaliger is a prominent lunar impact crater in the southern hemisphere on the far side of the Moon. It is attached to the northwest rim of the walled plain Milne, and the shared perimeter has reshaped the outer wall of Scaliger slightly, producin ...

Schaeberle (lunar crater)

Schaeberle is an impact crater on the far side of the Moon. It lies to the northeast of the much larger walled plain Milne. Due north of Schaeberle is the relatively fresh crater Izsak, and an equal distance to the east-northeast lies Zhiritskiy. ...

Scheele (crater)

Scheele is a tiny, bowl-shaped lunar impact crater that lies on the Oceanus Procellarum, to the south of the small crater Wichmann. To the southwest is the flooded crater Letronne. To the southwest of Scheele are several low ridges projecting abo ...

Scheiner (crater)

Scheiner is a lunar impact crater that lies to the west of the enormous walled plain Clavius. To the southeast near the rim of Clavius is the crater Blancanus. The rim of Scheiner is worn, eroded, and marked with multiple impacts. It is most heav ...

Schiaparelli (lunar crater)

Schiaparelli is a lunar impact crater located on the western part of the Oceanus Procellarum, to the west of the crater Herodotus. The rim is relatively sharp-edged and relatively free from impact wear. The inner walls have slumped to form a shel ...

Schickard (crater)

Schickard is a lunar impact crater of the form called a walled plain. It lies in the southwest sector of the Moon, near the lunar limb. As a result, the crater appears oblong due to foreshortening. Attached to the northern rim is the lesser crate ...

Schiller (crater)

Schiller is an oddly shaped lunar impact crater located in the southwestern sector of the Moon. To the east is the crater Bayer and to the southeast is Rost. The edges of Schiller has an elongated shape, which is enhanced by its proximity to the ...

Schlesinger (crater)

Schlesinger is a lunar impact crater on the far side of the Moon. The crater Esnault-Pelterie overlies the western part of the rim and the outer rampart of that crater has covered about half the interior floor, leaving a crescent-shaped feature. ...

Schliemann (crater)

Schliemann is a lunar impact crater on the far side of the Moon. It is located just to the northwest of the somewhat larger crater Ventris, and to the northeast of the prominent Chaplygin. Farther to the northeast of Schliemann is the large Mande ...

Schluter (crater)

Schluter is a lunar impact crater that is located near the western limb of the Moons near side. It lies along the northwestern face of the Montes Cordillera mountain range that encircles the Mare Orientale. Nearly attached to the eastern rim is t ...

Schmidt (lunar crater)

Schmidt is a small lunar impact crater that is located near the southwest edge of Mare Tranquillitatis, to the southwest of the Ritter–Sabine crater pair. It was named after German astronomer Johann Friedrich Julius Schmidt, German optician Bernh ...

Schneller (crater)

Schneller is a lunar impact crater on the Moons far side. It is located in the northern latitudes to the southwest of the crater Woltjer. This is a heavily worn and eroded crater that has a somewhat uneven rim with outward bulges to the southeast ...

Schonfeld (crater)

Schonfeld is a lunar impact crater that is located just beyond the northwestern limb of the Moon, on the far side from the Earth. This part of the surface can sometimes be brought into view during periods of favorable libration and illumination, ...

Schorr (crater)

Schorr is a lunar impact crater that lies across the eastern limb of the Moon. From the Earth this crater is viewed from the side, limiting the amount of detail that can be observed. The visibility of this crater is also affected by libration of ...

Schroter (lunar crater)

Schroter is a lunar impact crater near the mid-part of the Moon, on the eastern Mare Insularum. It was named after German astronomer Johann Hieronymus Schroter. It lies to the north of the craters Sommering and Mosting. To the southeast of the cr ...

Schubert (lunar crater)

Schubert is a lunar impact crater that lies near the eastern limb of the Moons near side. The crater is located to the northwest of the Mare Smythii, and southwest of the prominent crater Neper. Nearly attached to the southern rim is the crater B ...

Schumacher (crater)

Schumacher is a lunar impact crater that lies in the northeast part of the Moon, just to the north of the larger walled plain Messala. The two formations are separated by a rough strip of terrain less than 10 kilometers across, and bisected by a ...

Schuster (crater)

Schuster is a lunar impact crater that lies along the eastern rim of the much larger walled plain Mendeleev, on the far side of the Moon. To the east of Schuster is the crater Henderson, and to the southeast lies the large Chaplygin. Schuster to ...

Scobee (crater)

Scobee is a lunar impact crater that lies within the northeastern part of the huge walled plain Apollo, just outside the inner mountain ring of that feature. Scobee is located due south of the crater Barringer, itself along the edge of the outer ...

Secchi (lunar crater)

Secchi is a small lunar impact crater formation on the northwest edge of Mare Fecunditatis. It was named after the 19th-century Italian astronomer Angelo Secchi. To the northeast is the crater Taruntius. The western rim is joined with a section o ...

Sechenov (crater)

Sechenov is a lunar impact crater on the far side of the Moon. It lies to the southwest of the huge walled plain Hertzsprung, and to the east-southeast of the crater Timiryazev. To the south-southeast of Sechenov lies Paschen. This moderate size ...