Ceres is a dwarf planet in the asteroid belt between Mars and Jupiter. It's the largest object in the asteroid belt and the closest dwarf planet to Earth.

TRAPPIST-1 is a red dwarf star about 40.7 light-years away from Earth. It is of particular interest because it has seven ...

The decision was made by the IAU, which determined that a planet must have “cleared its orbit.” Since Pluto did not meet this criterion, it was reclassified as dwarf planet. Although they are not ...

A planet orbiting a red dwarf could have its atmosphere stripped away. This would be a major impediment to life getting ...

For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

The seven planets in the system closely orbit their star ... causing a dip in the light of the dwarf star. Because the orbits of each planet influence the others, such observations also allowed ...

Considered a solitary star for its lack of stellar companions, Barnard's Star is notoriously lonely—signs of any exoplanets ...