When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

Astronomy is generating data faster than any single research team can process it, and the instruments responsible are only getting larger. Surveys now routinely produce catalogs measured in billions ...

Astronomers have uncovered evidence of a dramatic cosmic crash unfolding around a distant star. While reviewing archived ...

Astronomers have slammed SpaceX and Reflect Orbital plans for unnaturally brightening skies and disrupting ecosystems.

When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

The Small Magellanic Cloud (SMC) is one of the Milky Way's closest galactic neighbors—a small, gas-rich galaxy visible to the ...

Despite years of debate and follow-up studies, an odd streak of cosmic light still defies a final explanation. Is it a giant ...

A mysterious bow shock around the white dwarf RXJ0528+2838 is challenging astronomers’ understanding of how dead stars ...

So, it came as a shock to many people when, in 1781, it was announced that a seventh planet, the first to be discovered since ...

The comet contains higher levels of this simple alcohol than almost all known comets from our solar system.