Celebrating America's 250th birthday, Space.com looks back at what our understanding of space was like in 1776 and what major ...
Second only to black holes, neutron stars—incredibly dense star remnants—are the densest objects in the universe. When ...
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A new paper has estimated the impact megaconstellations of satellites could have on our ability to do astronomy. The results ...
Space discoveries over the last five years have transformed how scientists understand galaxies, planets, and the origins of the universe. Advances in telescope technology, data processing, and modern ...
Penn State’s strength in space science comes from the depth of our long-standing scientific leadership and the breadth of ...
A major astronomy facility in the Andes has begun a 10-year survey of the Southern sky with the aim of creating the most ...
The European Space Agency's Euclid space telescope has delivered one of the most detailed views ever captured of our galaxy's ...
After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A couple more test flights, and SpaceX plans to launch it into orbit. A month ...
With numerous countries around the world achieving breakthroughs in astronomy and space science, now is the time for the ...
When the Sun reaches higher levels of activity, junk drifting in low Earth orbit loses altitude at an increased rate — and for the first time, scientists have measured that increase and identified ...
Two senators earmarked $85 million for the move to Houston—but safely shipping an 86-ton shuttle orbiter cross-country could ...