This rare alignment will make Saturn’s rings nearly invisible while Titan casts a shadow across the planet.

The atmospheric carbon dioxide was thought to be the result of the oxidation of oxygen molecules in the exosphere. As a ...

In sending a car-sized rotorcraft to explore Saturn's moon Titan, NASA's Dragonfly mission will undertake an unprecedented ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction in ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction in ...

Are you ready for a new start? Are you sick and tired of Earth and all its problems? Well, here’s your chance to start fresh, ...

Sky This Week is brought to you in part by Celestron. Friday, January 9Cygnus may be sinking toward the horizon a few hours ...

Do you know which planet could float in a giant bathtub? Discover the science behind its low density, its hundreds of moons, and its famous rings.

Sky This Week is brought to you in part by Celestron. Friday, January 23Pluto reaches conjunction with the Sun at 5 A.M. EST.

The Instituto Superior Técnico (IST) conducted its first hypersonic test, in which the speed reached is equivalent to "crossing mainland Portugal, from north to south, in just over five minutes," the ...

Is it actually possible for us to live away from here for a long time? Our time on the International Space Station proves ...

As NASA fosters technologies needed to live and work farther away from home than ever before, the agency’s Technology Transfer program.