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

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

Find Moon Collision Latest News, Videos & Pictures on Moon Collision and see latest updates, news, information from NDTV.COM. Explore more on Moon Collision.

Dozens of NASA's spaceflight missions that launched from Florida could be in jeopardy under a budget proposal from the Trump administration.

So far, about 40 binary systems have been identified in the Kuiper Belt. With two triple systems now strongly suspected, scientists believe there could be many more waiting to be discovered.

After 35 years, the Hubble Space Telescope is still churning out hits. In just the last year or so, scientists have used the school bus–sized observatory to confirm the first lone black hole ...

Hubble Space Telescope Finds Kuiper Belt Duo May Be Trio Predicting the motion of three gravitationally bound objects has puzzled mathematicians for centuries, a challenge recently brought into the ...

NASA's Hubble Space Telescope has discovered that a system of asteroids in the distant Kuiper Belt may be triplets, not twins as previously suspected. If so, the stable trio of icy space rocks ...

Altjira was discovered with the Hubble Space Telescope. On the images, however, it appeared as a system of two: they showed what appeared to be two objects around 7,600 kilometers apart.

Here’s how it works. NASA's Hubble Space Telescope has discovered that a system of asteroids in the distant Kuiper Belt may be triplets, not twins as previously suspected.