A failed Soviet-era spacecraft that became trapped in Earth’s orbit by mistake more than 50 years ago is expected to crash ...

Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class of planets.

Planet TOI-421b lacks the haze of other exoplanets, which means we're able to get a surprisingly clear understanding of it.

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have listened to the music of a nearby star, uncovering ...

These types of exoplanets are some of the most common in our galaxy - but they've remained mysterious until now.

Arp 184’s single broad arm hints at a unique past, earning it a place in a famous catalog of peculiar galaxies.

There’s a new class of cosmic object in town. And it might just overturn our understanding of black holes and galaxy ...

Despite light pollution, locals have options when looking to explore the stars. The Sacramento State Planetarium, Community ...

Using the National Radio Astronomy Observatory's Very Large Array, astronomers have revealed for the first time the huge flow ...

Astronomers are once again getting excited about a rare nova that could appear in the night sky anytime from now into the ...