Astronomers Orbiting TRAPPIST-1 Star Could Be Peering Back At Earth
A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...
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Extreme particle acceleration: New source of cosmic rays discovered
Scientists discover low-mass microquasars can accelerate cosmic rays, reshaping theories on high-energy particle origins.
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Look Up: Our place in the Milky Way
Where is our solar system in the vast assemblage of celestial objects in this island Universe we call the Milky Way? To answer that question, we can begin with the beautiful configuration of stars we ...
Samples recovered from billions-year-old asteroid could shine light on the start of life on Earth
NASA scientists have discovered organic content in the samples recovered from the asteroid Bennu, which points back to the ...
NASA's 2 stuck astronauts take their first spacewalk together
NASA astronauts Suni Williams and Butch Wilmore are scheduled to begin U.S. Spacewalk 92 early Jan. 30. Suni Williams and ...