On Aug. 23, 1966, NASA's Lunar Orbiter 1 sent back the first photo of Earth from the moon. It showed a grainy crescent Earth ...

NASA's Near-Earth Object Surveyor — the agency's first purpose-built infrared space telescope designed specifically to detect ...

Add Yahoo as a preferred source to see more of our stories on Google. As the four astronauts on the 10-day Artemis II mission around the moon got their first clear glimpse of Earth, the view of their ...

In an unusual perspective for an Earth-observing satellite, the Copernicus Sentinel-2 mission captured this image of the moon, Earth's only natural satellite. The Sentinel-2 mission acquired this ...

NASA's Artemis II mission has sent four astronauts on a 10-day journey around the moon. The mission is the first in over 50 years to send humans to the vicinity of the moon. The crew includes the ...

For most people, the Southern Lights are a rare spectacle glimpsed from remote corners of the Southern Hemisphere. For astronauts orbiting hundreds of kilometres above Earth, however, the phenomenon ...

As the four astronauts on the 10-day Artemis II mission around the moon got their first clear glimpse of Earth, the view of their home planet in the distance stopped them in their tracks. They ...