Vesta’s classification has vexed astronomers for decades, but a recent study is forcing planetary scientists to reevaluate ...

The asteroid, with a diameter of about 950 feet will come close enough to Earth on Friday to warrant astronomers keeping a ...

The 950-foot hunk of primordial matter is classified as a "potentially hazardous asteroid," but that doesn't mean it has a ...

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

Last year in August, the number of moons orbiting Earth temporarily doubled, admittedly from the low starting point of "one", ...

Vesta might be a shattered remnant of an early planet, not a failed one—forcing scientists to rethink how worlds begin.

NASA’s Psyche mission, which aims to explore the metal-rich asteroid Psyche, has hit a snag on its journey. As reported in a ...

The Psyche spacecraft launched nearly two years ago and is currently on its way to rendezvous with a unique asteroid in an ...

Psyche has an unusual propulsion system which uses ionized xenon and which gives off a blue glow. These thrusters use tiny amounts of xenon and expel charged atoms to move forwards. While electric ...

Vesta, thought to be the second-largest asteroid in the solar system, could be a piece of an ancient, unknown planet, a new ...

Unlike most asteroids, which are composed of cosmic sediment, Vesta’s surface is volcanic basalt, indicating that it ...

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