A Lovely Swirl: Orbiter Spots a Shifting Vortex at Venus's South Pole

Venus is Earth's closest sibling, in terms of size and proximity, but it remains relatively little explored compared with Earth's other planetary neighbor, Mars. For instance, NASA and the European Space Agency (ESA) currently have three working Mars orbiters and one active Mars rover between them, whereas at Venus, ESA's Venus Express spacecraft has the place to itself. [More]

Read the whole article on Scientific American

More from Scientific American