Watch a prototype of NASA's Volatiles Investigating Polar Exploration Rover, (VIPER) roll down a ramp to simulate its deployment on the lunar surface. Credit: NASA ...
The rare 3I/ATLAS alignment on Jan. 22 coincides with the 'opposition surge' phenomenon. Learn the mystery of this 13-billion ...
Cloud 9 is a failed galaxy. It’s a clump of dark matter, called a dark matter halo, that never formed stars. But this failure ...
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