A team of astrophysicists from the University of Rochester and Europe has discovered a ring system in the constellation Centaurus that invites comparisons to Saturn.

Astronomy & Astrophysics is publishing new observations of the giant planet around β Pictoris.

Did you know that the Earth has a dust tail? The Spitzer Space Telescope sailed right through it a few months ago, giving researchers a clear idea of what it looks like.

UA astronomers have developed a way to see faint planets previously hidden in their star's glare. The new mode enables scientists to search for planets closer to the star than has been previously possible.

For the first time, astronomers have been able to directly follow the motion of an exoplanet as it moves from one side of its host star to the other.