Venus has long been called Earth's twin, because our sizes are so similar. But as we learned in the early 60s, on our surface ...

Mars has always been the top target for human colonization, but what if Venus is a better option? While its surface is ...

Moving from the outer layer inward, the first layer is the corona — the outermost part of the sun’s atmosphere that is ...

The months leading up to the launch of Axiom Mission 4, a private space flight to the International Space Station carrying ...

From space colonies to imperial dreams, Donald Trump and Elon Musk offer a masterclass in misguided policy ambition.

A team of astronomers have put together the largest, most detailed map of the universe ever created – and you can explore it now.

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.