SpaceDead star leaves behind Jupiter's Ghost Not every star ends with a bang. A beautiful post-mortem portrait reveals a cloud of gas surrounding a jewel-like white dwarf Regulars
SpaceGalactic zombies roam the cosmos and refuse to die Cannibalism plays a big part in the life cycle of galaxies, but some rise from the dead as zombies – including one on a collision course with our own ¿ìè¶ÌÊÓÆµ