The NOAA GOES-18 and GOES-19 satellites saw a solar eclipse as the moon blocked out the sun mere hours before a lunar eclipse ...

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers ...

The region where the gravitational influence of Earth is the dominant force, is called the Hill Sphere. This extends up to ...

See a time-lapsed view of the NASA Artemis 1 Orion spacecraft, Earth and moon that was captured on Nov. 29, 2022. Credit: ...

See the epic view of the moon and Earth captured by the Orion spacecraft ahead of its outbound powered flyby. Credit: NASA / time-lapsed by Space.com's Steve Spaleta Music: Kepler's Hope by Year of th ...

To study the sun, scientists use a specialized telescope called a coronagraph. This instrument mimics a solar eclipse by ...

Earth asteroid lurked undetected for decades until a telescope in Hawaii spotted it earlier this year. It may be Earth's ...

Aside from 2025 PN7, there are 7 other quasi-moons, according to the Planetary Society, which they refer to as “a gravitational sleight of hand.” From our terrestrial point of view, they may appear to ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star ...

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 ...