Jupiter is like a jawbreaker. Dig down beneath the swirling clouds and you'll pass through layer after layer of exotic…
We owe our entire existence to the Sun. Well, it and the other stars that came before. As they died,…
[/caption] Two stars have been discovered locked in a mutually-destructive embrace, a relationship that will end with both losing…
[/caption] Helium is the second lightest element in the known universe. It is also the second most abundant. According to…