When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

Cosmic speed limits can be a major inconvenience but they've rarely stopped science fiction in its tracks.

Astronauts receive comprehensive health coverage for themselves and their families, including specialized screenings, fitness ...

Despite what Star Trek and Star Wars may have taught you, the amount of time required to travel between stars is vast. Consider Voyager 1. The spacecraft is traveling at 38,000 mph (61,155 km/h).

SpaceX, founded by Elon Musk, is revolutionizing space travel. At the forefront of this change is the Starship, a fully ...

Friday's test of the spacecraft diverted, rerouted, and delayed flights in Florida and reportedly as far north as ...

Learn how astronauts can lose bone density and how muscles can weaken. As we continue to explore space, NASA is looking into ...

Astronomers from the Max Planck Institute for Astronomy have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe ...

The former Google chief executive is taking a controlling interest in Relativity Space, which aims to build low-cost, ...

Following the 3,000th orbit of NASA's AWE (Atmospheric Waves Experiment) aboard the International Space Station, researchers publicly released the mission's first trove of scientific data ...

It starts with activity on the sun. Storms on the sun’s surface shoot enormous gusts of ions and electrons into space. When these particles near Earth, they get trapped in our magnetosphere ...