In the 1950s, the U.S. began focusing on nuclear propulsion as an effective way to power space exploration with projects ...

SpaceX’s Raptor engine isn’t just a bigger, badder rocket booster—it’s the cornerstone of Elon Musk’s plan to colonize Mars.

Scientists and engineers are diligently working on innovative concepts to make the next era of human spaceflight more ...

Mars isn't a bright, fire-engine red, but the iron oxide in its rocks makes it appear redder than other planets, especially ...

The best telescopes for seeing planets will let you capture Saturn and Neptune in the same view. Watch out for Prime Day, which is your chance to save big on deep space observation.

No Man's Sky dev proves it's not all "smoke and mirrors in space games" by zipping across "3 planets in 50 seconds" to show how "powerful" the engine really is News By Kaan Serin published 24 July ...

Anxious to keep from “abandoning the planets to Russia,” 23 top space scientists last week recommended a program designed both to appeal to congressional penny pinchers and to reach the planets.

Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy. These "free-floating" worlds don't orbit stars, but instead roam the ...

The unique properties of sub-Neptunes are linked to to musical rhythmic orbits in space, revealing new insights into planetary formation and resonance systems.

Planetary alignments aren’t rare, but 6 visible planets are. Here's how to see it. Six planets will be visible in the January night sky, but planetary alignments aren't anything special.