Space exploration has always relied on the continuous improvement of spacecraft propulsion systems. As humanity dreams of ...

Stem cells sent to the ISS return with signs of accelerated aging, revealing key risks for future space travel.

Warp drives have long lived in the realm of science fiction, but the underlying physics that inspired them is very real and ...

A University of California scientist working at Los Alamos National Laboratory and researchers from Northrop Grumman Space Technology have developed a novel method for generating electrical power for ...

The number of satellites in low-Earth orbit (LEO) has ballooned in recent years, and the story is the same as in all popular destinations: traffic is a nightmare. Things have become so congested that ...

The European Space Agency has announced a significant budget increase for the next three years, reaching nearly $26 billion.

As someone who has lived and breathed the experience of navigating a world not always designed for me, the thought of space travel has always felt like a dream—a place where wheelchairs and paralysis ...

Astronaut families are quite similar to military families. If you're a space buff but haven't already seen the 1995 film "Apollo 13," it's worth the watch. It recreates the near-disaster mission ...

For a decade and a half, astronomers have been on the trail of a galactic mystery. In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — ...

While you were sleeping, people just like you have actually begun to travel into space. We were invited behind Virgin Galactic’s velvet rope to meet them, and here is our advice: Get ready, and get in ...

Professional and amateur astronomers alike love to share facts about our amazing universe: “The brightest star is…,” “A black hole is…,” and lots more. These facts are so incredible that we sometimes ...

Katy Perry is set to travel to space on Monday. The “Woman’s World” singer will be part of an all-female commercial flight crew for space technology and rocket company Blue Origin. She will be joined ...