The Engraved Hourglass Nebula (also known as MyCn 18) is a young planetary nebula in the southern constellation Musca about 8,000 light-years from Earth. It was discovered by Annie Jump Cannon and Margaret W. Mayall during their work on an extended Henry Draper Catalogue (the catalogue was built between 1918 and 1924).
Mark Cuban was born in Pittsburgh, went to Indiana University, and owns a basketball team in Dallas. No stranger to red carpets, Mavs owner Mark Cuban apparently has plenty of thoughts about L.A. â and he's offering free advice.
Frequently outspoken and spirited, Dallas Mavericks owner Mark Cuban exchanges words with a referee. (Pizac/AP/AP) He's outspoken, he's gutsy, he's controversial, and boy does he like the good life. Say hello to billionaire Mark Cuban - and say hello to the life of the ultimate jet-setter. Cuban owns three private jets - a Gulfstream V, a Boeing 757, which he uses for the Dallas Mavericks' travel, and a Boeing 767 that he rents out.