A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Today (Feb. 17), an annular solar eclipse will commence its journey across a remote region of Antarctica where it will be visible to more penguins than people. The partial solar eclipse portion of the ...

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

An annular eclipse swept over a remote corridor of Antarctica on Feb. 17.

Webb Telescope finds crystalline water ice around star HD 181327. This discovery could reveal how icy bodies contribute to ...

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

Every once in a while, the outer solar system reminds us that we've only discovered a negligible portion of it, and that the vast majority is still full of surprises. The latest example of this is a ...

The first solar eclipse of the year is almost here, but very few people will see it. Tuesday’s annular solar eclipse, known ...

WASHINGTON – Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its gaseous neighbors, possibly after ...

Scientists say a nearby red dwarf star hosts a planetary lineup that looks like a mirror image of our own solar system, with ...

China's sweeping efforts to clean up its air have delivered one of the biggest public health success stories of recent decades. Since the Air Pollution Prevention and Control Action Plan was launched ...

A NASA spacecraft has just reached its permanent observation point to begin a mission unlike any before. Known as IMAP, the Interstellar Mapping and Acceleration Probe will track invisible particles ...