A team of astronomers in Japan and New Zealand have discovered mammoth orphan planets in the Milky Way, that float alone through the darkness of space without a parental star to orbit.
Without bright and colourful starlight to draw the eyes and telescopes of astronomers, these lonely Jupiter-sized planets have long gone undetected. But with microlensing techniques and a year-long survey (2006-2007) of the galaxy, astronomers have found evidence for up to 10 free-floating orphan