Tom Zega, a University of Arizona scientist who's worked on samples brought back from the asteroid Bennu, tells The Show more ...

"3I/ATLAS achieves perihelion on the opposite side of the Sun relative to Earth. This could be intentional to avoid detailed observations from Earth-based telescopes when the object is brightest or ...

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the discovery of Pluto in the 1930s. Labelled as Planet X, prominent astronomers ...

I Atlas is a newly discovered interstellar comet traveling through our solar system at a record breaking speed of about 209,000 km/h, making it the fastest of its kind ever observed. Unlike comets ...

Astronomers have, for the first time, detected a planet growing inside a cleared gap of a protoplanetary disk, confirming long-held theories about how young planets shape their star systems.

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

Three celestial bodies are preparing to meet up for one night in September in a cosmic conjunction that should be widely visible in the sky.

NASA is targeting liftoff at NET 7:32 a.m. on Tuesday, September 23, from Launch Complex 39A at NASA Kennedy Space Center.

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

Visit strange, frozen worlds to discover the bizarre ice that forms beyond Earth. Out in the solar system, ice can get bizarre. Visit strange, frozen worlds – from Uranus’s ultra-hot superionic ice, ...