Before arriving at the moon, the small satellite mission will use the gravity of the sun, Earth, and moon over several months ...

On its own, 24 kWh doesn't seem like a lot of power. The problem is that we will need a lot of kilograms. The researchers ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit around the Sun, temporarily caught by Earth’s gravity to become a far away ...

Gravity could feel like a punishing force as Sunita Williams and Butch Wilmore’s bodies readapt to life on earth.

Partners use Blue Origin’s New Shepard rocket to test out technologies bound for the moon—without actually sending them there ...

Before astronauts return to the Moon, they must master the art of walking, working, and surviving in low gravity. NASA's ...

We typically think of the Oort cloud as scattered ice balls floating far from the sun, yet still tied to it gravitationally.

Blue Origin said the spacecraft achieved moon gravity by using a new Reaction Control System, which will take charge of making the revolutions. The spin simulates one-sixth of the Earth's gravity.

Lunar Trailblazer's voyage to the Moon will take between four and seven months, de-pending on the day it launches. This ...

The human body was not built for spaceflight, with its microgravity conditions, exposure to high-energy radiation and other ...