The closest of the asteroids to us—estimated to be about the size of a car—is whizzing through space at 27,358 miles per hour ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...

A colossal explosion in the sky, unleashing energy hundreds of times greater than the Hiroshima bomb. A blinding flash nearly ...

NASA has shared details of what to look out for in the night sky this month, with the moon appearing alongside a parade of planets.

The findings provide the strongest evidence yet that asteroids may have planted the seeds of life on Earth and that these ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

A large asteroid could be heading toward Earth within the next decade, and there's a small chance it could strike the planet, according to NASA.

NASA's Juno spacecraft has spotted the most powerful volcanic eruption ever seen on the solar system's most volcanic body, the Jovian moon Io.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

Hubble Space Telescope images of Jupiter have been "photo-mapped onto a sphere," and animated into a full rotation, according to ESA/NASA. Credit: Space.com | NASA, ESA, J. DePasquale (STScI), A. Simo ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

NASA’s Juno mission to Jupiter’s moon Io has provided incredible data. A recent flyby revealed the most powerful volcanic event ever recorded on Io, the most volcanic world in our solar system.