MOUNTAIN VIEW, Calif. -- NASA just received a signal back from New Horizons, confirming a successful first flyby of Pluto. Euphoria broke out at NASA as Pluto is now the most distant object reached by ...

NASA’s Hubble telescope this week got some great pictures of our most distant planet Pluto, showing what space agency researcher’s called an icy and dark molasses-colored, mottled world. But while the ...

For decades, Pluto remained one of the most mysterious objects in our solar system, until July 14, 2015, when NASA's New Horizons spacecraft became the first mission to visit it up close, capturing ...

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 ...

The space agency this week released an image of Pluto sporting red and green colors, which NASA called “Christmas Pluto.” A team working with the New Horizons interplanetary space probe produced the ...

New close-up images of Pluto from NASA’s New Horizons spacecraft reveal a bewildering variety of surface features that have scientists reeling because of their range and complexity. Image: This ...

Pluto was dismissed as a frozen has-been at the edge of the solar system. But when NASA finally got a close look, what they ...

NASA Television will air media briefings at 1 p.m. EDT and 2:30 p.m. on Tuesday, April 14, to discuss plans and related upcoming activities about the agency’s historic New Horizons spacecraft flyby of ...

NASA unveiled its first false-color, close up portrait of Pluto Friday afternoon. The findings reveal a surprisingly active world filled with glaciers of nitrogen and methane ice. Another image ...