For years, astronomers have wondered whether another huge planet is lurking unseen in the cold darkness beyond Neptune. It ...

Astronomers have identified a nearby system in which a low-mass star is steadily stripping material from a brown dwarf, ...

Nature reporter Davide Castelvecchi reflects on covering the fast-moving field of astronomy honoured by the Nobel physics ...

Astronomers have found chemical evidence that indicates a second-generation planet may have formed from the remains of a dead ...

A new type of object found in the early universe has puzzled astronomers for years, but they may finally have some answers.

Radio telescopes are losing important data as the government and companies look to increase Earth-to-space communications.

Astronomers have spotted many "red and dead" galaxies in the early universe. These are massive systems that stopped forming stars surprisingly early in cosmic history. Now, they may have found ...

Astronomers found a Neptune-sized planet orbiting backwards around its star, but the usual explanation for its bizarre path is nowhere to be found.

Astronomers have found what may be the first second-generation planet around a white dwarf, a Jupiter-sized gas giant that ...

As far as fairytales go, dwarfs can be Bashful, Sleepy, Grumpy or Dopey. But in space, dwarfs might be better called Hungry, according to a pair of studies published Monday in Nature Astronomy.

Astronomers used galaxy cluster MACS J0416 (background), as a magnifying glass to view the extremely faint galaxy LAP1-B (inset), which is visualized here based on ...