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NASA astronaut Loral O'Hara missed the total solar eclipse, but saw Earth 'moving' below her during spacewalk (photos)
By Elizabeth Howell published
NASA astronaut Loral O'Hara missed watching an eclipse from the ISS by days. But she did participate in the 4th all-woman spacewalk, and has a unique story about a baby octopus.
Space-based solar power may be one step closer to reality, thanks to this key test (video)
By Tereza Pultarova published
A first-of-its-kind lab demonstration shows how solar power transmission from space could work.
Superfast drone fitted with new 'rotating detonation rocket engine' approaches the speed of sound
By Peter Ray Allison published
The experimental fusion reactor sustained temperatures of 180 million degrees Fahrenheit for a record-breaking 48 seconds.
Rocket Lab to launch NASA's new solar sail technology no earlier than April 24
By Sharmila Kuthunur published
An upcoming NASA mission meant to test new solar sail technology will launch no sooner than April 24, 2024.
Nuclear fusion reactor in South Korea runs at 100 million degrees C for a record-breaking 48 seconds
By Ben Turner published
The experimental fusion reactor sustained temperatures of 180 million degrees Fahrenheit for a record-breaking 48 seconds.
1st female ISS program manager looks ahead to new spaceships, space stations (exclusive)
By Elizabeth Howell published
NASA's Dana Weigel has held leadership positions at the agency for 20 years. Now leading the ISS program, she highlighted the outpost's increasingly commercial focus.
In a virtual reality universe, upcoming 'JUICE' mission flies by Jupiter's moon Callisto
By Keith Cooper published
To test its autonomous software, the JUICE mission team pretended to fly the spacecraft past Jupiter's fourth moon, and passed the exam with flying colors.
Artemis 2 Orion spacecraft starts testing ahead of moon mission with astronauts in 2025 (video)
By Elizabeth Howell published
The Artemis 2 Orion spacecraft began testing on April 10 in an altitude chamber at NASA. The spacecraft will bring four astronauts around the moon no earlier than 2025.
SpaceX launches Starlink satellites on record 20th reflight of a Falcon 9 rocket first stage
By Robert Z. Pearlman last updated
A SpaceX Falcon 9 rocket stage lifted off for a record-setting 20th time on Friday (April 12), sending 23 Starlink internet satellites to orbit.
'Space Shuttle Columbia: The Final Flight' documentary set to conclude on CNN
By Robert Z. Pearlman published
CNN is set to conclude airing a four-part series on space shuttle Columbia's ill-fated last return to Earth. "Space Shuttle Columbia: The Final Flight" airs on Sunday (April 14).
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