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Rocket Lab gearing up to refly Electron booster for 1st time
Gravitational waves reveal 1st-of-its-kind merger between neutron star and mystery object
NASA's Parker Solar Probe makes 1st-of-its-kind observation within a coronal mass ejection
Giant 'toe biter' water bugs discovered in Cyprus for the 1st time
Explosive 'devil comet' returns for 1st time in 71 years during April 8 eclipse, NASA says
Elusive megamouth shark caught off Zanzibar for 1st time, gets sold for $17
Get a sneak peek inside the Artemis 2 spacecraft that will fly astronauts to the moon for the 1st time in 50 years (photos)
Japan's new H3 rocket reaches orbit for 1st time (video)
Water found on the surface of an asteroid for the 1st time ever
Dark matter detected dangling from the cosmic web for 1st time
Space Force Guardian to reach orbit for 1st time on SpaceX's Crew-9 astronaut launch
NASA's Lucy asteroid probe to fire main engines in space for 1st time this week
Watch Chinese startup Landspace launch and land reusable rocket prototype for 1st time (video)
Blue Origin joins 2 stages of New Glenn rocket for the 1st time (photo)
Cosmic nuclear fission seen for 1st time in 'incredibly profound' discovery
Stratolaunch's huge Roc plane flies with fueled-up hypersonic vehicle for 1st time (photos)
Scientists just found a planet-forming disk beyond our Milky Way for the 1st time — yes, they're thrilled
North Korea claims it sent a spy satellite to orbit for 1st time: report
'Peculiar' aurora-like radio signal from sunspot discovered for the 1st time
Infrared aurora on Uranus confirmed for the 1st time
