The 2006 observations by the Spitzer Space Telescope revealed that Andromeda contains one trillion stars , at least twice the number of stars in the Milky Way , which is estimated to be , 200 - 400 , billion
Space. . The Rings Queen's.. M 0644-741 (sometimes called The Southern Ellipse) is a ring galaxy, approximately 300 million light-years away in the direction of the southern constellation Volans. It is receding from us at about 6600 km/sec. The yellowish off-center nucleus was once the center of a normal spiral galaxy.
NGC 2207 and IC 2163 are a pair of colliding spiral galaxies about 80 million light-years away in the constellation Canis Major. Both galaxies were discovered by John Herschel in So far three supernovae have been observed in NGC 2207
A team of astronomers using the Hubble Space Telescope found an unambiguous link between the presence of supermassive black holes that power high-speed, radio-signal-emitting jets and the merger history of their host galaxies. Almost all galaxies with the