Gravity used to be the most down-to-earth of ideas, the thing that kept apples falling and planets in line. Now a growing ...

Zero gravity, often depicted in science fiction and space documentaries, is a fascinating concept that sparks curiosity and wonder. Commonly misunderstood, zero gravity is not the absence of gravity ...

Alfonso Cuarón’s breathtaking outer-space adventure “Gravity,” with Sandra Bullock and George Clooney as a pair of astronauts marooned amid an apocalyptic application of Murphy’s Law, is without ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. These questions were answered by the International Astronomical Union (IAU). They pertain to a ...