New image of red nebula light-years from Earth: In the middle of little-known cloud of hydrogen nebula called Gum brilliant hot young stars are giving off energetic radiation that causes the surrounding hydrogen to glow with a characteristic red hue.
Watery asteroid discovered in dying star points to habitable exoplanets October 2013 Artist's impression of a rocky and water-rich asteroid being torn apart by the strong gravity of the white dwarf star GD Similar objects.
An artist's impression of the super luminous supernova as it would appear from an exoplanet located about light-years away in the host galaxy of the supernova. (Jin Ma/Beijing Planetarium/The Kavli Foundation)
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