"The data from the termination shock encounter will be a treasure trove for space physicists worldwide who are eager to ...

When was Pluto discovered? Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the Lowell Observatory ...

As Stern told reporters Monday, “The Pluto system is enchanting in its strangeness, its alien beauty.” The newest pictures, from the actual flyby, won’t be transmitted until well afterward ...

This story appears in the July 2015 issue of National Geographic magazine. Small, cold, and absurdly far away, Pluto has always been selfish with its secrets. Since its discovery in 1930 ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Whether Pluto is officially a planet is the least interesting thing about the runt of the solar system, astronomers will tell you 95 years after the discovery of the fascinating and sometimes ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

a previously unknown ancestor to humans and the Pluto flyby, which allowed scientists to get an up-close view of Pluto and its moons for the first time ever. Science's John Travis explained that ...

The flyby, set to occur in the early morning of January 1, 2019, will be the second for New Horizons, following its historic 2015 Pluto flyby. It will also be the furthest flyby from Earth ever ...