SpaceMillions of planets might form around supermassive black holes Massive amounts of dust swirl around active nuclei at the centres of galaxies, and these discs could give rise to vast numbers of rocky planets, some even the size of stars News
SpaceMars astronauts may do laundry by blasting clothes with a plasma beam There is currently no good way for astronauts in space to do laundry, but researchers may have finally come up with one: a bright purple jet of microbe-killing plasma News