The presence of another planet in the solar system could explain the odd movements of some of the bodies in the Kuiper Belt.

Using the Neutron star Interior Composition Explorer (NICER) onboard the International Space Station (ISS), astronomers have ...

The dark nebula is part of the Circinus West molecular cloud, which stretches for 180 light-years, containing a mass 250,000 ...

A rare and dramatic scene unfolds 140 light-years from Earth. A rocky planet, once whole, is now crumbling to dust under the ...

Using the Subaru Telescope at Maunakea, Hawaii, the team discovered a “Dark Matter bridge” connecting Perseus to a subcluster ...

All but one of Andromeda's satellite galaxies were found to be pointing right at us. According to our best models, that shouldn't be the case at all.

It’s rare these days for astronomers to find a new class of object in the heavens. After all, we’ve been searching the skies ...

Astronomers have confirmed a wandering black hole, about seven times the mass of the Sun, 5,000 light-years from Earth.

The planet orbits its host star in just 30.5 hours, losing a mass of material roughly equal to Mount Everest each time ...

Scientists have discovered a planet that is literally falling apart as it orbits its star. Located about 140 light-years from ...

We were doing the typical planet vetting, and I happened to spot this signal that appeared very unusual.” An orbiting ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?