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Watch an asteroid the size of the Washington Monument zoom past Earth live on Sept. 18 (video)
Watch live as a potentially hazardous asteroid makes a close flyby of Earth on Sept. 18.
Breathtaking timelapse photos capture September's blood moon total lunar eclipse over Egypt's White Desert
See breathtaking images of September's blood moon total lunar eclipse from Egypt.
5 forecasts early climate models got right – the evidence is all around you
Climate models are complex, just like the world they mirror.
Will the International Space Station be replaced before its fiery death in 2030?
NASA plans to send the ISS into Earth's atmosphere in 2030, and it has no plans for a replacement — at least, not directly.
On this day in space! Sept. 17, 1789: Saturn's 'Death Star' moon discovered
On Sept. 17, 1789, the British astronomer William Herschel discovered Saturn's "Death Star" moon, Mimas.
'The sun is slowly waking up': Scientists say a rise in solar storms awaits us
The turning point seems to have been after 2008, which had the lowest amount of solar activity on record.
Sunrise silhouettes the world's largest telescope | Space photo of the day for Sept. 17, 2025
Astronomy isn’t just about distant stars; it’s also about the human effort here on Earth that makes it possible to extend our vision out into the cosmos.
International Space Station: Live updates
Find out what's going on at the International Space Station.
