Smaller satellite galaxies caught by a spiral galaxy are distorted into elongated structures consisting of stars, which are known as tidal streams, as shown in this artist's impression. The new survey has, for the first time, shown the presence of such te
42 Mind-Blowing Photos Of Space From The Hubble Telescope- The Boomerang Nebula. This reflecting cloud of dust and gas has two nearly symmetric lobes of matter that are being ejected from a central star.
Galactic Wreckage in Stephan's Quintet - A clash among members of a famous galaxy quintet reveals an assortment of stars across a wide color range, from young, blue stars to aging, red stars. This group is also known as the Hickson Compact Group 92
Standing out: The bright, pinkish-white star at upper left of Orion, known as the hunter, is Betelgeuse. AKA a red supergiant, Betelgeuse is in the last stages of its life; increasing in size and sending its stellar material into space at a tremendous rat
A Mysterious Blast Of Light Spotted Near The Constellation Leo Was Actually The Brightest Gamma-Ray Burst Ever Recorded. It Was Triggered By An Extremely Powerful Stellar Explosion - NASA’s Swift Satellite & Fermi Gamma-Ray Space Telescope (April
amazing photo of the Orion nebula's center, a cloud of gas and dust known as The work was created by Adam Block at the Mount Lemon Sky Center observatory in Arizona. Image: Adam Block/Mount Lemmon SkyCenter/University of Arizona
The constellation of Orion features one of the largest emissions nebulae, Barnard’s loop, which was probably formed by a series of supernova explosions some 3 million years ago. Also smaller but visible are the Great Orion Nebula and the Horsehead Nebula.