Vulcan (hypothetical planet) Vulcan (hypothetical planet) Vulcan is a small hypothetical planet that was proposed to exist in an orbit between Mercury and the Sun. Attempting to explain peculiarities of Mercury's orbit, the 19th-century French mathematician Urbain Le Verrier hypothesized that they were the result of another planet, which he named "Vulcan". A number of reputable investigators became involved in the search for Vulcan, and despite occasional claimed observations, no such planet was ever confirmed. Peculiarities in Mercury's orbit have now been explained by Albert Einstein's theory of general relativity. Searches of data gathered by NASA's two "STEREO" spacecraft have failed to find
Back on the Planet Back on the Planet Back on the Planet is a studio album by American hip hop producer Ras G. It was released on Brainfeeder in 2013. At Metacritic, which assigns a normalized rating out of 100 to reviews from critics, "Back on the Planet" received an average score of 70 based on 9 reviews, indicating "generally favorable reviews". Bram E. Gieben of "The Skinny" called the album "a perfect, psychedelic hybrid of dusty LA beat-scene boom-bap and the cosmic jazz excursions of the Sun Ra Arkestra." Daryl Keating of "Exclaim!" said: "Paradoxically fusing ancient, grinding rhythms and ultra-modern, plush beats,