If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

Dark matter is an essential element of galaxy formation and physics, according to the standard theory of how the universe ...

A science antenna developed with support from NASA’s Earth Science Technology Office (ESTO) is now in low-Earth orbit aboard ...

Experts say they now know even less about a typical day on Uranus, and need a second spacecraft to visit the planet in order ...

Three NASA astronauts whose prolonged space station mission ended with a trip to the hospital have declined to say which one ...

According to NASA, the LTC plan is to standardize the time similar to Coordinated Universal Time, which is the global time standard regulating clocks on Earth. UTC is determined by the weighted ...

NASA, per usual, held an early Friday news briefing and said at the time the crew were undergoing their standard post-flight medical evaluation. But a few hours later NASA posted to their blog ...

The probe will orbit the sun "close enough to pass inside a solar eruption, like a surfer diving under a crashing ocean wave, ...

NASA scientists believe Uranus could be capable of supporting life, after pouring through data from the 1986 Voyager 2 ...

NASA is concerned SpaceX is prioritizing its mission schedule over safety after a recent ocean landing resulted in the brief hospitalizations of all four astronauts. Former astronaut Kent Rominger ...

Two sister meteor showers are already flashing across night skies — and will peak a week apart. The Southern Taurids will ...

Three NASA astronauts whose prolonged space station mission ended with a trip to the hospital have declined to say which one ...