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On This Day in Space: April 25, 1990: STS-31 deploys Hubble Space Telescope
By Hanneke Weitering last updated
On April 25, 1990, the Hubble Space Telescope was deployed!
International Space Station: Live updates
By Elizabeth Howell last updated
Find out what's going on at the International Space Station.
Stellar detectives find suspect for incredibly powerful 'superflares'
By Robert Lea published
Some stars erupt with 'superflares' 10,000 times as powerful as solar flares from the sun. A team of "stellar detectives" are on the case and may now know why some stars are so violent.
'Star Trek: Discovery' S05, E05 is a quality installment, but it's weighed down by another anchor of nostalgia
By Scott Snowden published
The chase across the galaxy for the Progenitors MacGuffin continues, offering chances to insert stand-alone, episode-length adventures along the way.
China launches 3 astronauts to Tiangong space station on Shenzhou 18 mission (video)
By Andrew Jones published
A Long March 2F rocket lifted off from China's Jiuquan Satellite Launch Center today (April 25), carrying the Shenzhou 18 spacecraft and its three-person crew into orbit.
Across the universe, dark matter annihilation could be warming up dead stars
By Robert Lea published
Neutron stars could act as gravitational traps for dark matter, forcing these mysterious particles to collide, annihilate and warm up otherwise cold dead stars.
During the solar system's chaotic era, Jupiter may have helped form Earth's moon
By Keith Cooper published
The great planetary instability coincides with the collision that formed Earth's moon — could the two events be linked?
Watch 2 cosmonauts conduct spacewalk outside the ISS today
By Mike Wall published
Two Russian cosmonauts are scheduled to spend about seven hours working outside the International Space Station today (April 25), and you can watch the action live.
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