New Horizons just completed its first successful stellar navigation test in deep space, a groundbreaking moment for ...

While for most people Pluto is the most distant planet in the Solar System, things get a lot more fuzzy once you pass Neptune ...

More than $10 billion in funds are included in Trump’s tax and spending bill for NASA programs previously targeted by the ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

NASA has released new detailed images revealing a full-frame view of the peculiarly shaped asteroid Donaldjohanson.

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

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Our solar system is a pretty wild place, full of amazing stuff. From the giant Sun to the tiny rocks floating around, there’s ...

NASA's New Horizons spacecraft has traveled so far from Earth that the relative position of the stars is beginning to shift — a fact that could help future spacecraft navigate the galaxy on their own.

The Keck Observatory and NASA’s Hubble Space Telescope may have uncovered a "potential three-body system in the Kuiper Belt," ...

The James Webb Space Telescope (JWST), operated by NASA, has uncovered intriguing new details about Charon—Pluto’s largest ...