Space
First moon plants sprout in China's Chang'e 4 biosphere experiment
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Video
Anu Ojha: Will humans make it to Mars?
Video
Space
Hubble Telescope camera breaks – and US shutdown might delay repair
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Space
Taking an elevator into space could actually happen. Here's how
Features
Space
We could drill water wells in Martian ice to survive on the Red Planet
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Space
Self-cleaning spacesuits could help astronauts cope with Martian dust
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Space
Ultima Thule is a snowman-shaped rock covered in weird ice
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