Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

NASA launched Blue Ghost with a motive to study the moon’s atmosphere. It is expected to orbit the Earth and moon for 45 days. The Blue Ghost has already started sending data.

The next quasi-satellite in the solar system now has an official name. Cardea is a companion of the Earth and was discovered more than 20 years ago.

NASA JPL is readying for, clockwise from lower right, the launches of CADRE (its engineering models are seen here), Lunar Trailblazer, NISAR (seen in ...

Heads up Triad! Four planets are visible in the evening sky this month, and another two planets can be found with a little help. dress warmly and look up this month.

O ne of Earth’s seven quasi-moons has just got a new name: Asteroid 2004 GU9 is now known as Cardea, one of the Roman deities of doors and thresholds with a particular focus on hinges.

The Westminster College Planetarium will host four new shows this spring.

The images were captured using NASA’s Earth Polychromatic Imaging Camera (EPIC), a 4MP CCD camera and telescope on the DSCOVR satellite ...

On Jan. 13, a lunar occultation of Mars was visible from various parts of the world. During this celestial event, the Moon ...

The sun’s light exerts a tiny force called “solar radiation pressure” on objects in space. Lightweight human-made debris, ...

The Blue Ghost lunar lander, built by the Texas-based company Firefly Aerospace for NASA, launched to space on Jan. 15, and ...

The Firefly Aerospace Blue Ghost lander used one of its instruments to calculate a navigation fix at a distance of more than ...