This is the fourth comet Gröller has discovered, but given its extraordinary distance, it was the most exciting find, he says ...

He believes astronomers could now search for other signals from binary systems, possibly involving neutron stars or magnetars ...

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the stuff at scale.

The team tracked the signal back to a strange binary system containing a dead star or " white dwarf " and a red dwarf stellar ...

An international team of astronomers working with the Canada France Hawaii Telescope have discovered a whopping 128 more ...

The discovery of the dwarf galaxy Andromeda XXXV --located roughly 3 million light-years away and the smallest yet found in the Andromeda system -- is forcing astronomers to rethink how galaxies ...

The four exoplanets orbit Barnard’s Star so closely that their years last only a few Earth days. They are probably rocky and, ...

A chemical found in the atmosphere around an exoplanet that leads researchers to believe the planet may harbor life is called ...

The discovery points to what astronomers have thought for decades, that Saturn's rings were caused by a massive collision ...

In astronomy, surface brightness is a measure that tells us how easily visible an object is. The extraordinary sensitivity of ...

A fresh look at past data reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, ...

The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s ...