SpaceStar's flying visit could fling comets at Earth It might not happen for a quarter of a million years, but a nearby star coming closer to the sun could send planetary remnants hurtling to Earth News
SpaceJoin our shoestring mission to find life on EuropaÂé¶¹´«Ã½ has a plan to beat ESA to Jupiter's moon with our own low-budget CubeSat space probe. We'll be looking for alien life – who's in? Features