Brazilian archaeologists have discovered a vast number of 2,000-year-old rock carvings that depict human footprints, celestial-body-like figures, and representations of animals, such as deer and ...

A celestial body is any natural object outside Earth’s atmosphere. This includes stars, planets, moons, asteroids, comets, dwarf planets and meteoroids. The least spherical star known is VFTS ...

Is there enough legal framework to avoid arguments between nations as space exploration and commercial activity rapidly increase?

NASA's Mars Reconnaissance Orbiter caught most of a dust devil plume in this 2008 image. The HiRise camera team said, "We got ...