Spacecraft finds Earthy features on sister planet
Like many siblings, Venus and Earth bear a familial resemblance. Venus is similar to Earth in size, composition and gravitational pull. But some peculiar quirks, from sulfuric acid clouds to swirling polar vortices, make Venus a twisted sister indeed.
New results from the European Space Agency’s Venus Express spacecraft, which has been orbiting the cloud-shrouded planet since 2006, suggest that beneath the acidic cloak lies an extreme world that provides