Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a ...
Back in 2007, I talked with Rob Manning, engineer extraordinaire at the Jet Propulsion Laboratory, and he told me something shocking. Even though he had successfully led the entry, descent, and ...
Phobos and Deimos have long been thought to be captured asteroids due to their small size and irregular, asteroid-like shapes ...