New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid eggs.
If you think auroras on Earth are a strange and mesmerizing sight, that's nothing like what occurs on the perplexing world of Uranus.
New research using the James Webb Space Telescope offers the most detailed portrait yet of how auroras form on Uranus.
Space.com on MSN
Can you really survive on Mars? What science fiction gets wrong about off-world living
Arnie said, "Get your a* to Mars", but is it really a good idea? We asked the experts about our Martian future.
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