A Russian official claims that samples collected by cosmonauts show evidence of sea plankton on the outside of the International Space Station
A microwave thruster system that needs no propellant generates a small amount of thrust regardless.
Virgin Galactic's SpaceShipTwo, a six-passenger, two-pilot suborbital vehicle, returned to the skies for tests after a six-month hiatus. Continue reading →
45 years ago today, Apollo 11 lifted off to make an attempt at landing on the moon. Explore the first part of Armstrong, Aldrin and Collins' mission as they orbited Earth and coasted in the direction of the moon.
Enjoy some of the most inspiring, beautiful and down-right stunning photos from our adventures in space this past week.
Two people with money to burn have put down deposits for the ultimate getaway – a trip around the moon, the president of the space tourism firm that booked the trips said this week.
As NASA focuses considerable effort on a mission to send humans to Mars, psychology researchers are looking at what types of personalities would work the best on such a long trip.
SpaceX thinks humanity needs to reach Mars to survive.
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