Astronomers studying extreme planetary systems have identified worlds so massive that they rival the smallest stars in size.

During its 4.5-billion-year life span, Earth’s been hit by countless asteroids. (Despite Jupiter’s noble attempts at defending it.) But while it’s easy to imagine the damage they’ve done, just how big ...

Spanish 3D animator and YouTuber, MetaBallStudios, has assembled a series of comparison videos that paint Earth from a very unique perspective. The creative has, for example, compared the sizes of ...