... Vega is also a young star, and young stars commonly have disks or clouds of material around them. these clouds are left over from the formation of the star, and after billions of years they get blown away by light pressure and the solar wind. ...
... Right now, the thinking in what differentiates a BD from a planet is formation mechanism. ... A star forms from a collapsing gas cloud. As it forms, the cloud forms a disk around it, and planets form from the disk. ...
... had exotic origins; the gas was probably left over from their formation of the galaxy itself and the heavy elements (like iron ... But the dust , which eventually became part of the Earth itself, came from stars much like the Sun. ...
... man named Andre Bormanis, who is a writer for Star Trek , and now works on the show ... we saw a lot of jets flying in formation all day long, and when we were inside ...
... Minerals in comet indicate high formation temperatures . The weirdness that is aerogel . ... WMAP sees influence of first stars . A somewhat more poetic rendering of WMAP's results . ...
... Also, uranium and other fissile materials are created when stars explode, so the first generation of stars at the very least didn't have fission to help their fusion. ...
... You can measure it relative to the stars, or to the Sun's position in the sky. ... The current theory of lunar formation is indeed that a Mars sized planet collided with the Earth shortly after the Earth itself ...