In this series, we cover provocative questions in astronomy. This week: the mysterious extragalactic signals known as Fast ...

Private citizens and companies may one day begin to permanently settle outer space and celestial bodies. But if we don't enact governing laws in the meantime, space settlers may face legal chaos.

Space advertising is not currently a problem, but the enterprise needs to be smothered before it has a chance to grow, ...

Only a select few have been to outer space, and they haven’t gone very far. It’s not like astronauts are chilling on Neptune right now. Space is vast and nigh infinite, and naturally it has ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

Thanks to technology, some of the most powerful telescopes in the world can capture images of galaxies and worlds light-years ...

However, there is still a great deal we don't know about the universe ... the blistering heat of our star's outer atmosphere, the corona. Here, Space.com explores some of the biggest space ...