
Ultima Thule is Surprisingly Flat
Clip: Season 46 Episode 1 | 1m 38sVideo has Closed Captions
This discovery could have a big effect on how scientists think about planet formation.
In the first images released of Ultima Thule, the object looked like two spheres — kind of like a snowman. The latest photo shows a very different perspective.
National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

Ultima Thule is Surprisingly Flat
Clip: Season 46 Episode 1 | 1m 38sVideo has Closed Captions
In the first images released of Ultima Thule, the object looked like two spheres — kind of like a snowman. The latest photo shows a very different perspective.
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NOVA Labs
NOVA Labs is a free digital platform that engages teens and lifelong learners in games and interactives that foster authentic scientific exploration. Participants take part in real-world investigations by visualizing, analyzing, and playing with the same data that scientists use.Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipDays Before Flyby, Ultima Thule Still Mysterious
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NASA's New Horizons spacecraft is about to visit the most distant object ever explored. (1m 45s)
New Horizons Makes Historic Flyby on New Year's Day
Video has Closed Captions
The New Horizons spacecraft made history by conducting the farthest ever flyby. (2m 9s)
Video has Closed Captions
The New Horizons spacecraft zooms toward an object 4 billion miles from Earth. (26s)
Ultima Thule Comes Into Focus as New Images Reveal Secrets
Video has Closed Captions
NASA scientists received the most detailed images from its spacecraft, New Horizons. (1m 13s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipNational Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.