... The Magellan probe that orbited Venus from 1990 to 1994 was able to peer through the thick Venusian clouds and build up the above image by emitting and re-detecting cloud-penetrating radar. Mercury Transits the Sun . ... How big is the Sun? The Sun is not only larger than any planet, it is larger than all of the planets put together. ... In the Vicinity of the Cone Nebula . ... M83: The Southern Pinwheel Galaxy from VLT . ... International Space Station in Transit . ... Mercury Spotting . ...