Pluto, once a distant mystery, is now revealing astonishing secrets,thanks to NASA’s New Horizons mission. This video dives into the incredible discoveries made during the historic flyby, including ...

Pluto’s snow-capped mountains look like they belong on Earth, but researchers have discovered that the snowy tops of these features are actually made of methane frost.

The overall average surface temperature is about minus-400 degrees Fahrenheit. The radical variations can, at times, drive changes in Pluto’s atmosphere that could allow for flowing liquid ...

It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

The Seven Most Amazing Discoveries We’ve Made About Pluto Though technically not a planet, it has as rich geology as any of its planetary siblings in the solar system ...

But Charon was half the size of Pluto itself, so big that the Pluto-Charon combination are sometimes referred to as a double planet, according to NASA.

Astronomers may have detected a dozen large objects lurking beyond the Kuiper Belt at the edge of our solar system, suggesting there could be another equally massive, "second Kuiper Belt" hiding ...

The discovery that completely changes the way we understand Pluto: its new climate is discovered All thanks to the James Webb Space Telescope ...

NASA's deep space probe 'New Horizons' has discovered five big things about the little-understood Pluto. What are they?

Pluto, along with many other dwarf planets in the outer solar system, is often thought of as dark, icy and barren – with a surface temperature of just −230°C. But now a new study, published ...