Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

NASA spending measures are tucked inside the bill that can best be described as ugly, or at the very least ill-advised.

These are the top 3 biggest megaprojects currently under construction.

Catwoman, Ivy, and Harley hit up Gotham's hottest space club in Gotham City Sirens: Unfit for Orbit #3, but alien despot ...

Mercury, the closest planet to the sun, moves faster than Earth. It orbits the sun in 88 days, as opposed to our 365. So about every four months, "Mercury laps us on the track, and that makes it ...