Space News

Wind the cosmic clock back a few billion years and our Solar System looked much different than it does today. About 4.5 billion years ago, the young Sun shone much like it does now, though it was a little smaller. Instea...

An uncrewed Orion capsule could ride the first Space Launch System megarocket as early as Feb. 12, 2022. But a lot has to go right.

New observations put further constraints on primordial gravitational waves, but still haven't found them yet. The post Primordial Gravitational Waves Continue to Elude Astronomers appeared first on Universe Today.

Five Expedition 66 crew members spent Thursday studying a variety of space phenomena while working on spacesuits and continuing the upkeep of the International Space Station....

An Ariane 5 rocket will launch satellites for SES and the French military tonight, Oct. 23, and you can watch it live here.

There's a lot to look at between now and the December solstice: two eclipses, four meteor showers, Venus reaching its pinnacle in brilliance and a potential bright comet!

Physicists propose a new plan to "slice and dice" incoming asteroids that could save Earth from a deadly calamity.

A polynya, or rift, opened in the Arctic's oldest, thickest ice in May 2020, new research finds.

The U.S. needs to invest more in nuclear-powered spacecraft to be competitive with nations like China, experts say.

NASA is aiming to launch its uncrewed lunar mission Artemis 1 in February next year, the space agency said Friday, the first step in America's plan to return humans to the Moon.

Thomas Pesquet: Dunes in the Sahara. Even though Frank Herbert wrote Dune before the first colour images of Earth were available, I imagine these images are much like how he imagined Arrakis....

One of the youngest planets ever found around a distant infant star has been discovered by an international team of scientists led by University of Hawai i at Mānoa faculty, students, and alumni....

The U.S. Space Force awarded L3Harris Technologies a $120.7 million contract to upgrade a ground-based communications jammer used to block adversaries' satellite transmissions. SpaceNews