A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

The closest of the asteroids to us—estimated to be about the size of a car—is whizzing through space at 27,358 miles per hour ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

For much of January and February, you have the chance to see six planets in our solar system after dark, although two — Uranus and Neptune — will be hard to see without a telescope or high-powered ...

Get Instant Summarized Text (Gist) NASA's Solar Dynamics Observatory has identified flickering coronal loops in the sun's atmosphere that precede large solar flares. These variations in extreme ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

More than a month after a flooded data center at Stanford University knocked out data processing operations for two NASA sun-studying spacecraft, solar scientists are starting to regain access to ...

The asteroid Bennu contains a lot of organic molecules, including many essential building blocks of life, according to a ...

making it the most volcanically active body in the solar system. Now, Io has achieved a unique record: a huge eruption detected by NASA's Juno spacecraft, the most powerful ever seen on this moon.