This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...

Although they are technically gas giants, Uranus and Neptune are referred to as "ice giants" due to their composition.

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

The world's most expensive infrared spectrometer - the James Webb Space Telescope - is unearthing extraordinary exoplanet ...

New simulations suggest Uranus and Neptune may contain far more rock than ice, offering fresh explanations for their unusual ...

On December 19, this interstellar visitor with its peculiar composition offers a glimpse into the makeup of celestial bodies ...

The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

Lowell Observatory astronomer Dr. Qicheng Zhang has captured the first ground-based optical images of Comet 3I/ATLAS ...

Join Tri-State Astronomers Dec. 13 at Fort Frederick State Park for a free star party featuring the Geminid meteor shower and ...

There are a host of celestial events to get excited about next year – including a total solar eclipse. Abigail Beall is ...

That’s why scientists designed an instrument called coronagraph in the early 1930s. Coronagraph, as NASA describes, is inspired by solar eclipse, where the disk of the Moon overshadows the light of ...