Open the Youtube video When humans dream of venturing farther into the cosmos, one massive logistical question looms: how do ...

Harnessing this energy could make voyages to the outer reaches of the Solar System — or even to neighboring stars — feasible ...

Have we discovered the ideal source of energy? A recent study in Nature describes a newly synthesized chemical called hexanitrogen. Containing no carbon, it produces zero greenhouse emissions and ...

Every year, companies and space agencies launch hundreds of rockets into space—and that number is set to grow dramatically ...

Sustaining life aboard a spacecraft is a shrewd game of resource management. Astronauts must maximize all resources, extracting every possible benefit before “waste” can truly be called waste. Given ...

We're taking your comments and questions straight from YouTube and putting them to the test in this week's Straight From You.

Skywatchers across the U.S. were treated to a startling sight on May 17 as a mysterious white plume tore through the sky during a surprise geomagnetic storm. At first glance, you could be mistaken for ...

Live updates from the ViaSat-3 F2 mission, which launched 10:04 p.m. Nov. 13 from Launch Complex 41 in Cape Canaveral Space Force Station.

Residents across the country have been warned to watch out for debris from a rocket launched by the government of South Korea before dawn yesterday.