Untangling the Sun’s messy and mysterious patterns may be a computer’s job someday, but the technology isn't quite there yet.

A recent solar flare has prompted a geomagnetic storm watch and could produce aurorae this weekend. Here's how to see them if ...

This faint southern constellation contains a smattering of galaxies — and one standout globular cluster — to explore.

The terminator sweeps across the Moon, Comet Tsuchinshan-ATLAS continues to wow, and Jupiter reaches a stationary point in ...

Scientists discovered that Barnard’s Star wobbles a full 20 inches (50 cm) per second — five times Earth’s effect on the Sun ...

The “ring of fire” eclipse of 2024 was a spectacular celestial event — and Dave Eicher saw it from an equally spectacular setting.

NASA researchers have uncovered how plumes of material spout every spring across the Red Planet’s surface as ice is warmed ...

Sharpen your eye and build your knowledge of clusters, nebulae, galaxies, and more with this list of popular objects for ...

Venus shines bright after sunset, the giant planets rise before midnight, and Mars shines before dawn. Plus, catch Comet ...