Saturn’s moon Tethys transits the disk; you may catch it via planetary imaging. Bright Titan is near the planet, visible to ...

Meteors streak past the stars as the First Quarter Moon shines and Iapetus reaches superior conjunction in the sky this week.

This unique pair of craters was created by just one impactor that skipped along the lunar surface, leaving a cometlike tail ...

Two jovian moons cross each other’s paths from our point of view, appearing to merge in the telescope eyepiece.

Integrity served as a deep-space testbed for technology that could aid cancer patients, serve remote clinics, and supercharge ...

The planet Mercury stands 25° east of the Sun. View the solar system’s smallest planet, along with the crescent Moon, in the ...

Discover this year's most exciting new astronomy products selected by Astronomy's contributing editor and gear guru, Phil ...

Extragalactic globular clusters millions of light-years away are hiding in your astroimages. Here’s how to find them.

The University of Wisconsin-Madison physicist and IceCube Neutrino Observatory principal investigator won the Royal Swedish Academy of Sciences' top honor for catching "ghost particles" from the ...

The ringed world’s brightest moon is passing north of its parent planet overnight tonight, making it particularly easy to ...

From the Crab Nebula to the Orion Nebula, these 10 winter deep-sky objects are easy to find and perfect targets for small ...