India's first solar mission Aditya-L1 spacecraft completed its first halo orbit around the Sun-Earth L1 point on Tuesday, ISRO said. The space agency said its station-keeping manoeuvre on Tuesday ...

Following a 12-minute climb to space, the Crew Dragon will be released to fly on its own in an initial orbit with a high point, or apogee, of 745 miles and a low point, or perigee, of just 118 miles.

"After a planned relight of the upper stage engine to raise perigee — or the lowest point of orbit — the Merlin Vacuum engine ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. CAPSTONE will demonstrate a new spacecraft-to-spacecraft navigation ...

The four astronauts of the Polaris Dawn mission traveled to 870 miles above Earth on Tuesday. Ahead of them Thursday is a ...

Please verify your email address. Halo Infinite may soon add the MA5K Avenger SMG, according to rumors. The MA5 series rifles, including the MA5K, have a rich history in the Halo universe ...

Starting in late September, Earth is going to have a second moon for two brief months, as a small asteroid piece will be incorporated into the planet's orbit before heading back into outer space.

The closest point in the orbit is called the perigee (literally “near to Earth”) and the farthest point is called apogee (“away from Earth”). The moon takes about 27 days to orbit Earth ...

A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...

Have you ever wanted to see Master Chief fight a Xenomorph? Being the gigantic Halo fan that I am, it's something I've thought about ever since I saw the original Alien film, and I'd wager it's a ...

The supermoon phenomenon happens when the Moon reaches its closest point to Earth, known as a perigee Moon. The Moon circuits the Earth in an elliptical or oval orbit - a supermoon occurs when the ...