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The Keck Observatory and NASA’s Hubble Space Telescope may have uncovered a "potential three-body system in the Kuiper Belt," ...
Sedna, a distant dwarf planet three-quarters the size of Pluto, is inching toward the brightest star in our sky — and in 2076 ...
Pluto, once a distant mystery, is now revealing astonishing secrets,thanks to NASA’s New Horizons mission. This video dives into the incredible discoveries made during the historic flyby, including ...
We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.
Amazon's Project Kuiper satellite launches have begun, with a target of offering consumer service in late 2025. Analyst ...
New full-dome movies will highlight the July schedule at the University of Wyoming Harry C. Vaughan Planetarium.