Artist's concept of a red giant star and white dwarf orbiting one another. When the red giant moves behind the white dwarf, a nova explosion on the white dwarf ignites. (Photo Credit: NASA Goddard ...

Read full article: Why is there an abandoned missile base in this remote Florida marsh? Artist's concept of a red giant star and white dwarf orbiting one another. When the red giant moves behind the ...

Astronomers have identified a massive red giant star with a newly detected companion that appears to be stirring up trouble in the system, reshaping gas and dust in ways that could end in a dramatic ...

Aging stars can completely destroy their planets. When a star reaches the end of its life on the main sequence, it goes ...