When stars like our Sun die, they swell to become red giants and then eject gigantic clouds of gas and dust into space. However astronomers and scientists were not able to explain how exactly dying stars could blow away these clouds. Now...

Understanding the stars that produce some of that space dust has been tickling those impertinent minds for decades. And to bring that dust back to earth laboratories, NASA’s Stardust mission just traveled seven years and 2.88 billion miles....