Data from the James Webb Space Telescope suggests that exoplanet TOI-561 b is surrounded by a thick atmosphere above a global magma ocean.

He cited the astronomical gaffe in January, when The Minor Planet Center in Cambridge, Mass., announced the discovery of an ...

Our solar system is on the move, traveling at 828,000 km/h through a galactic structure most people don't know exists. This ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Since the beginning of our species’ history, we have used the stars to propel us forward. The stars allowed us to navigate ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

Recently, astrophysicist Avi Loeb claimed that 3I/ATLAS boasts a “heartbeat”-like pulse that could provide evidence of the ...

Dusty stars close to the Milky Way’s black hole stay stable for years. New infrared data shows they survive gravity and ...

We live inside the Milky Way, but we don’t know where it actually ends. This is the stunning truth about our galaxy’s hidden boundaries. Journey beyond the spiral arms into the vast, spherical halo of ...