If the object really is Planet Nine, it would be larger than Neptune and exist 700 times further from the sun than Earth.

How can nanosatellites help advance lunar exploration and settlement? This is what a recent study presented at the 56th Lunar and Planetary Science Conference hopes to address as a team of researchers ...

NASA almost flew a 10-engine behemoth with a cockpit stuck on top and a mission to haul Saturn V rocket parts. Nicknamed the ...

In this week’s episode of Space Minds, Bhavya Lal, the former acting Chief Technologist at NASA explains how nuclear power could unlock humanity’s next giant leap in space.

Venus dominates as the brilliant “Morning Star” in the east-southeast before dawn; the Eta Aquariid meteor shower takes place ...

What’s more, data from Juno’s Io flybys has revealed the subsurface temperature profile of Io, the innermost of the four ...

NASA’s revamped Orbilander mission promises to bring us closer to discovering life on Saturn’s enigmatic moon, Enceladus. The ...

Dead stars may have started churning out vast amounts of gold much earlier in the universe than previously thought, a new ...

ELVIS, a new holographic microscope developed at Portland State University, could help advance efforts to look for life on other worlds.

The Dragonfly quadcopter will soar through Titan’s hazy skies and roam its dune seas in search of evidence that the distant ...

May’s night sky is packed with astronomical events—find out when and where to look for meteor showers, ancient star clusters, ...

Dragonfly, NASA's nuclear-powered rotorcraft-in-progress, has cleared a pivotal checkpoint, the agency announced Thursday.