Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about when and how to see it.

Most space missions rely on chemical rockets for propulsion. Rockets must carry fuel, which increases spacecraft mass and limits their speed and travel distance. For decades, researchers have explored ...

General Galactic is meeting with commercial, civil and military customers ahead of the Trinity launch. Beyond Trinity, General Galactic plans to send satellites to medium-Earth and geosynchronous ...

Propelled announces its largest expansion of ESC motor controllers and Intelligent Power Systems, supporting drones and autonomous platforms.

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

Government officials have said little about Trump’s most recent social media post on the matter. The president cited “tremendous interest” in the files, whatever they might contain. Perhaps the most ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

NASA’s Curiosity rover has spent roughly six months exploring a geological feature on Mars known as boxwork: a vast network of low rock ridges, about 3–6 feet (1–2 meters) tall, crisscrossing the ...

DIU launched a 3D-printed, hydrogen-fueled scramjet vehicle aboard Rocket Lab's HASTE to gather real hypersonic flight data.

There is a silence in the night sky that has bothered me for as long as I can remember. ” Richard Feynman’s reflection lingers because it feels personal.

A computer expert pulled off the 'biggest military computer hack of all time,' breaching NASA's system to find what he said ...

There is a silence in the night sky that has bothered me for as long as I can remember. ” That observation, attributed to ...