stellar ellipsoid

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• Galaxy — This article is about the astronomical structure. For other uses, see Galaxy (disambiguation). NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 55,000 light years in diameter and approximately 60 million light… …   Wikipedia

• List of Russian astronomers and astrophysicists — Staff of the Pulkovo Observatory (around 1883–1886). Otto Wilhelm von Struve is in the center. This list of Russian astronomers and astrophysicists includes the famous astronomers, astrophysicists and cosmologists from the Russian Empire, the… …   Wikipedia

• V838 Monocerotis — and its light echo as imaged by the Hubble Space Telescope on December 17, 2002. Credit: NASA/ESA Observation data Epoch 2000.0& …   Wikipedia

• List of Solar System objects by size — Objects in the Solar System By orbit By size By discovery date …   Wikipedia

• List of Russian people — The Millennium of Russia monument in Veliky Novgorod, featuring the statues and reliefs of the most celebrated people in the first 1000 years of Russian history …   Wikipedia

• Enceladus (moon) — Infobox Planet name = Enceladus alt names = Saturn II adjectives = Enceladean caption = Degraded craters, fractures and disrupted terrain in Cassini mosaic of the north polar region of Enceladus bgcolour = #a0ffa0 discovery = yes discoverer =… …   Wikipedia

• Roche lobe — The Roche lobe is the region of space around a star in a binary system within which orbiting material is gravitationally bound to that star. If the star expands past its Roche lobe, then the material outside of the lobe will fall into the other… …   Wikipedia

• Earth's rotation — is the rotation of the solid Earth around its own axis. The Earth rotates towards the east, which can be observed by orientation with a magnetic compass at sunrise. As viewed from the star Polaris, the Earth turns counter clockwise. Rotation… …   Wikipedia

• Minute of arc — This article is about geometry. For firearms terminology, see Minute of Angle. A minute of arc, arcminute, or minute of angle (MOA), is a unit of angular measurement equal to one sixtieth (1⁄60) of one degree. In turn, a second of arc or… …   Wikipedia

• 16 Psyche — Infobox Planet | discovery=yes | physical characteristics = yes | bgcolour=#FFFFC0 name=16 Psyche discoverer=Annibale de Gasparis discovered=March 17, 1852 alt names= none mp category=Main belt epoch=October 22, 2004 (JD 2453300.5)… …   Wikipedia

• 2 Pallas — Infobox Planet bgcolour=#BCD1F1 name=2 Pallas symbol= physical characteristics = yes caption= An ultraviolet image of Pallas showing a flattened roughly octahedron shape. Taken by the Hubble Telescope. discovery=yes discoverer=Heinrich Wilhelm… …   Wikipedia