After marking the 30th anniversary of the discovery of the first exoplanet around a sun-like star, we now look forward to ...

"It was just a matter of time before we found them." ...

Gauging the mass of a black hole is tricky, but astronomers have devised multiple methods to measure the heft of these ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from. The origin of the differing tilts in the orbits of the ...