Save $300 on this Unistellar smart telescope that makes observation and astrophotography a breeze. We loved the eQuinox 2 for ...

You can save hundreds on telescopes this Amazon Prime Day, and we've rounded up the very best stargazing offers.

Skywatchers are in for a treat as the summer's first full moon rises, creating an illusion that makes it look much larger and ...

A dramatic cosmic event, a rare dwarf nova that suddenly brightened by a factor of 2,500, has been discovered with the help ...

Look up some time at the night sky, glinting and humming with all manner of illumination — planes taking off from or ...

Once the sky grows fully dark, let’s celebrate Independence Day with some celestial fireworks — or, at least, a galaxy known for them. NGC 6946 is a spiral galaxy in Cygnus known for its high ...

Editor's Note: "Strange sightings in Lewis County" is an ongoing series by Chronicle reporter Owen Sexton focused on the unexplained. With World UFO Day having just passed on July 2, a recent report ...

UFO sightings in 1966 in Michigan led to the "swamp gas" explanation. People continue to report unidentified aerial phenomena as recently as June this year.

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

YR4 won’t hit Earth, but a 4% chance remains for a lunar impact. ESA's upcoming NEOMIR telescope could revolutionize early ...

Two international teams zoned in on a potential answer to a decades-long mystery surrounding ephemeral cosmic X-rays.