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On this day in space! Feb. 20, 1962: John Glenn becomes 1st American to orbit Earth
On Feb. 20, 1962, NASA launched an astronaut into orbit around Earth for the first time.
'Impossible' pair of vampire stars discovered by Einstein Probe's X-ray vision
A flash of X-ray light has revealed the existence of an odd couple of stars, a massive star and a white dwarf, that shouldn't really exist together.
What is dark energy? Exploding white dwarf stars may help us crack the case
Astronomers have studied 3,600 supernovas to discover diversity in exploding white dwarf stars, a vital tool in the investigation of dark energy.
Leaving Pluto in the dust: New Horizons probe gearing up for epic crossing of 'termination shock'
NASA's New Horizons Pluto probe is gearing up to cross the "termination shock," an exotic boundary in the outer solar system, as early as 2027.
Black holes snacking on small stars create particle accelerators that bombard Earth with cosmic rays
Gamma rays detected by NASA's Fermi spacecraft indicate that microquasars are powered by small black holes slowly devouring stars. They pack quite a punch, bombarding Earth with cosmic rays.
Over 1,000 NASA employees saved from dismissal as Trump downsizes federal workforce
After the space community braced for a brutal shake-up at NASA this week, a last-minute decision on Tuesday (Feb. 18) spared over 1,000 agency employees on probationary status from being dismissed.
The next giant leap? How jumping could help astronauts train for trips to the moon and Mars
Scientists suggest adding jumping exercises to astronauts' training regimens, to minimize the health effects of long space missions, such as moon and Mars trips.
Largest-ever discovery of 'missing link' black holes revealed by dark energy camera (video)
Using a revolutionary dark energy camera, astronomers have discovered the largest haul of "missing link" intermediate-mass black holes ever seen, but there should have been more.
