Top 5 potentially habitable exoplanets | Amazing Science
Gliese 581g: This rocky world was announced in September 2010. Gliese 581g, which is located just 20 light years away, is likely two to three times as massive as Earth and revolves around its parent star every 30+ days. This orbit places the planet squarely in the goldilock zone - that is the range of distances where liquid water and perhaps life as we know it, could exist. Gliese 667Cc: Gliese 667Cc, which was discovered in Februrary 2012 by the same team that spotted Gliese 581g, orbits a…
Oldest Spiral Galaxy Ever Seen May Reveal Secrets About the Milky Way
An ancient cosmic artifact has been uncovered 11 billion light-years from Earth: the oldest spiral galaxy ever seen.
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The many newborn stars that lie within the dark nebula band that separates the Orion Nebula and the Running Man Nebula, in a very narrow band of infrared, showing the stars being born "on a string." This image proves that while the two nebulae look separated by the dark nebula band, they are actually connected and are one.