When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

Do aliens exist? Could Earth really be the only planet hosting intelligent life? Debates over the existence of ...

The Australian actor has had a breakout moment with her role as young genius Victoria Javadi. And as the character makes a ...

Planets orbiting such stars may have a better chance of retaining their atmospheres and developing conditions suitable for ...

A new comet should be visible to the naked eye this week, but you're going to need to set an alarm to see it.