Though it generated beautiful auroras around the world, the Gannon solar storm in 2024 was also a little dangerous.

I/ATLAS is expected to reach its closest distance to Jupiter on March 16, 2026. Its approach may coincide with Jupiter’s Hill ...

As this month's string of powerful X-class solar flares sparked brilliant auroras that lit up skies across an unusually wide ...

New observations of interstellar object 3I/ATLAS reveal mysterious X-shaped jets and possible mini-objects drifting away from ...

NASA released images of an interstellar comet flying past Mars, and scientists expressed doubt about the possibility that it ...

A geomagnetic superstorm is an extreme space weather event that occurs when the sun releases massive amounts of energy and charged particles toward Earth. These storms are rare, occurring about once ...

The sun's gravity will pull the moon farther away from Earth than it's been in over five years on Nov. 19, though it'll be ...

For the next half-century, Earth will have a new celestial companion. A small asteroid, officially designated 2025 PN7, has ...