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

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

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

Using the James Webb Space Telescope, astronomers have discovered an example of a new class of exoplanet, and it smells like rotten eggs.

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

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 ...

Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting ...

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 molten lava world is enveloped in a thick atmosphere rich in hydrogen sulfide, which would produce a powerful smell of ...

SpaceX's plan to launch one million orbiting data centers to space worries astronomers, who say the satellite streaks caused by the proposed constellation would severely impair observations.