The James Webb Space Telescope (JWST), operated by NASA, has uncovered intriguing new details about Charon—Pluto’s largest moon—including the presence of previously undetected surface chemicals. This ...

Finally, a family portrait of Pluto is beginning to emerge! For the first time ever, astronomers have captured two never-before-photographed moons orbiting Pluto. NASA's New Horizons spacecraft ...

Pluto sits far out in the Solar System, small and dim, moving at a pace that barely fits human timelines. It was found in ...

Even early humans quickly recognized the difference between the stars and the planets, with the objects now known as planets appearing to travel across the night sky over the course of the year, or ...

NASA explains Pluto's newly discovered "blue sky" and whether or not potential astronauts could ever witness an Earth-like sunrise. The New Horizons space probe sent back its first color images of ...

If you've ever wondered what it'd be like to land on a distant world, you have to watch this video of the New Horizons spacecraft's approach to Pluto. NASA released the captivating video, starting off ...

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's atmosphere, while at the same time giving methane and other organic ...

On January 5, 2005, astronomers at NASA discovered Eris, the second-largest dwarf planet in the solar system. Eris is just slightly smaller than Pluto, and it orbits the sun about three times farther ...

NASA explains Pluto's newly discovered "blue sky" and whether or not potential astronauts could ever witness an Earth-like sunrise. The New Horizons space probe sent back its first color images of ...

Add Yahoo as a preferred source to see more of our stories on Google. On January 5, 2005, astronomers at NASA discovered Eris, the second-largest dwarf planet in the solar system. Eris is just ...