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 ...

NASA’s New Horizons spacecraft has successfully demonstrated a revolutionary method for deep space navigation, as the probe ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

NASA's New Horizons spacecraft has successfully conducted the first-ever deep space stellar navigation test, while traversing the Kuiper Belt.

Sedna will reach its closest approach to the Sun in 2076, providing an exploration opportunity we won’t get for another ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

Three new full-dome movies will highlight the July schedule at the University of Wyoming Harry C. Vaughan Planetarium.

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.

In the frozen outskirts of the solar system, a reddish dwarf planet orbits in silence. Known as Sedna, it is so distant that ...