"The worst-case scenario consists of four astronauts on the moon at one time, only one month resupply window between Earth and moon, and moderate to high adverse environmental probabilities." ...

"These early quasars date back to the universe's infancy." ...

"All these discoveries from pioneering missions like Voyager and New Horizons teach us how little we know about what lies ...

And China plans to refly the booster by the end of the year. When you purchase through links on our site, we may earn an ...

"Her story will continue to inspire generations of future explorers. Fly Wally, Fly." ...

ESA's Rosalind Franklin rover will investigate possible signs of life in Martian clay. When you purchase through links on our ...

"Allowing a million orbiting data centers with no environmental review isn’t just irresponsible — it’s reckless." ...

Liftoff is scheduled for 5:25 a.m. ET on Thursday (July 9).

The United States government is looking into launching commercial rockets from sea-based launch sites, but some ocean ...

The country is mapping out an asteroid early-warning network. But what will it look like? When you purchase through links on ...

"Whatever it takes to build a lander soonest is what we ought to be doing as a country." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Night Sky This Week. Discover this week's must-see night sky events, moon phases, and stunning astrophotos. Sign up for our ...