Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

Mars’ positioning is what gives the lighter planet such a strong pull. “The closer it is to the sun, the more a planet ...

Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP ...

“The closer it is to the sun, the more a planet becomes dominated by the sun’s gravity,” Kane said. “Because Mars is farther ...

A rare discovery beyond Neptune is forcing scientists to rethink early solar system dynamics and the forces that shaped ...

What is “down” in the vastness of space? Scientists reveal how gravity, cosmic planes, and perspective redefine direction, ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

February brings several special events, including a rare "occultation," and a planetary parade of six planets.

Japan has quietly closed the book on Akatsuki, a spacecraft that spent more time around Venus than anyone first expected. The ...

From a distance, it looks like a serene blue twin of our own world, a dot that could almost pass for Earth in a telescope ...

“An S4 severe solar radiation storm is now in progress—this is the largest solar radiation storm in over 20 years,” SWPC declared on X. The storm is still ongoing, with a potential impact on space ...

President Donald Trump is expected to sign the legislation, H.R. 6938, that would provide NASA with a $24.4 billion budget ...