HIP 13044b

HIP 13044b, first extrasolar planet that was found orbiting a star that originated outside the Milky Way Galaxy. HIP 13044b has a mass at least 1.25 times that of Jupiter and orbits its host star, HIP 13044, every 16.2 days at a distance of 17.4 million km (10.8 million miles). It was discovered in 2010 by astronomers using a 2.2-metre (7.2-foot) telescope at the La Silla Observatory in Chile. HIP 13044 is at a distance...