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 ...

Strange giant planets known as hot Jupiters, which orbit close to their suns, got kicked onto their peculiar paths by nearby planets and stars, a new study finds. After analyzing the orbits of dozens ...

The planets of our solar system all orbit the Sun within a few degrees of a flat plane extending out from our star’s equator — its equatorial plane. That makes sense. Our solar system began as a ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our ...

In 1962, Scott Carpenter launched into orbit in Aurora 7! He named his capsule "Aurora", because he viewed his flight as a "celestial event.

Orbital transfer vehicles launch atop rockets, carrying other spacecraft that they deliver to specific, often hard-to-reach, orbits. The new early-stage studies for NASA should be complete by ...