Astronomy

Astronomers have discovered powerful magnetic fields steering gas, dust, and star formation in a dramatic galaxy merger.

The comet broke into pieces after making a close approach around the sun in October 2025.

"It is amazing to see that we are gradually moving towards combining these breakthrough observations across multiple frequencies and completing the picture of the jet launching region."

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources."

Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — which could make it hard for nutrients to get down to its buried ocean.

Along with this stunning image is the first-ever global estimate of river water discharge and overall sediment suspension.

Recent James Webb Space Telescope data confirms a decade-old theory that the universe's earliest supermassive black holes formed without stars.

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of Earth, to the stratospheric polar vortex.