However, you might be surprised to know that Earth is not alone in having volcanoes – in fact, it’s beaten numerically by the ...

More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however, NASA's ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by Koji Kuramura and Gerald Eichstädt. Credit: NASA/JPL-Caltech/SwRI/MSSS | ...

Hundreds of millions of Americans will have the chance in March to see the first total lunar eclipse in nearly three years.

Butch Wilmore and Suni Williams recently told CNN they want to "change the rhetoric" about the two astronauts being "stuck in space." ...