We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

Star Wars fans would love to visit a galaxy far, far away, but Dune, Planet of the Apes, and other sci-fi movies offer even ...

After more than ten years in space, the European Space Agency (ESA) has officially said goodbye to its Gaia spacecraft. On 27 ...

The faraway exoplanet could help provide answers as to why there are hardly any planets with twice the diameter of Earth.

A stunning new image from the James Webb Space Telescope reveals a cosmic mirage known as an Einstein ring, where the light ...