For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a star using data from the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) ...

Skygazers will be able to spot the Orion constellation in the Northern Hemisphere’s southern sky by 9 p.m. tonight ...

Stargazers are in for a spectacular celestial event as the Geminid meteor shower 2025 reaches its peak on the nights of ...

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

ComEd customers will receive more than $800 million in credits as power markets generate more money for reactors outside of Chicago.

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes ...

The Geminid meteor shower will hit its peak the night of Saturday, Dec. 13, and continue into the morning hours of Sunday, ...