The European Space Agency's Solar Orbiter captured the first-ever images of the sun's south pole in March, which were ...

Surveying nearby galaxies in the process of merging with other galaxies, astronomers have identified massive, dense star ...

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

Hubble's latest observations show Uranus' moons behaving in ways scientists didn't expect, revealing surprising clues about ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has detected three new hot ...

A computer simulation shows how two neutron stars of unequal mass merge, form a black hole and spit out a jet of high energy matter.

Dark matter affects how stars move within galaxies, how galaxies build up over time, and how everything in the universe is held together—but no existing tool has directly detected it. While dark ...