Talk about far out. NASA's unmanned New Horizon spacecraft, now zooming into outer space beyond Pluto, will fly by a small space rock known as Ultima Thule on New Year's Day.

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

SPACE.com asked some experts to weigh in onthis debate, ... Pluto has family inthe outer solar system." Tyson was one of the first to push forPluto's demotion. A decade ago, ...

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

Painting depicting the new horizons space probe as it approaches Charon, Pluto's moon. Dated 2015. (Universal History Archive/Universal Images Group via Getty Images) ...

Scientists have used a NASA probe way out in space, beyond Pluto, ... Scientists Discover Outer Space Isn't Pitch-Black After All. November 18, 2020 6:49 PM ET. Heard on Morning Edition.

NASA's New Horizons Pluto probe is gearing up to cross the "termination shock," an exotic boundary in the outer solar system, as early as 2027.

As the fifth anniversary of Pluto's demotion neared, SPACE.com caught up with Brown to chat about that controversial decision, dwarf planets and what we're learning about the outer solar system.

This gentile tug is enough for Pluto to sport an atmosphere, but a relatively thin one at that, and one that stretches far into outer space. While Pluto doesn’t have much gravitational influence to ...

It was one of the most ambitious missions for NASA since the turn of the century, with photos reshaping what scientists know ...