The ELT is on its way to becoming the largest optical telescope in the world, and as it rises beneath some of the clearest ...

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...

A Soviet-era spacecraft meant to land on Venus a half century ago is expected to plunge uncontrolled back to Earth within days.

However, some astronauts said they were far from lonely when cruising through the abyss of space. Michael Collins, who ...

A newly released image of the sun captured by the world's largest solar telescope shows the surface of our nearest star in ...

NASA launched the Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer, or OSIRIS-REx, mission on Sept. 8, 2016. It traveled to Bennu, a near-Earth asteroid, and ...

"On April 1, the spacecraft detected a pressure drop in the line that feeds the xenon gas to the thrusters, going from 36 ...

NASA's Psyche spacecraft, located nearly 150 million miles from Earth on the way to an unexplored metal asteroid, has stopped ...

Even the most ambitious part of NASA's current plans for human spaceflight involves visiting a celestial body we've already been to: the moon. Astronauts, space buffs and an unimpressed public hunger ...

Vesta, one of the two largest bodies in our solar system's asteroid belt, has long been thought to be more than just another ...

For decades, scientists believed Vesta, one of the largest objects in our solar system's asteroid belt, wasn't just an asteroid and eventually concluded it was more like a planet with a crust, mantle ...

This asteroid is about the size of a large building, and it's hurtling along at tens of thousands of kilometres per hour. If ...