A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system. Interstellar material has been found within our solar system, but ...

Scientists observed and captured the first clear evidence of auroras on Neptune using the James Webb Space Telescope (JWST), ...

Meet the author: Dr. Phil Plait is an astronomer, author, and science communicator with a PhD in astronomy at the University of Virginia. He has written four books on astronomy and consulted on space ...

The Galileo Project at Harvard University is a group of researchers who are working to scan the entire sky and analyze the ...

Uranus seemed like a fairly calm, blue-green planet. But new findings from Hubble paint a different picture of Uranus.

"What surprised us, at the end, was how effective this type of impact could be in explaining Mercury's unusual structure ...

The planet’s elusive aurorae are much colder than expected, which is how they evaded detection for so long.

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

NASA has discovered a new world, named Gliese 12 b. It is roughly the size of Earth, lies in the habitable zone, and orbits every 12.8 days.

According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

So in some sense, alien worlds were not first discovered in the 1990s or even the 1980s. It took nearly a century to fully ...