Mars and the moon will also be in conjunction tonight. If you're lucky enough to have clear skies tonight, you can catch a ...

This colorful image of the Helix nebula may mirror what someday could become of our sun and our home planet. Released on ...

Planets' temperatures are largely influenced by their structural characteristics and proximity to the Sun, however, Venus ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...