SpaceHistoric Rosetta spacecraft images target comet's halo Rosetta is due to become the first craft to land on a comet later this year – it has already snapped 67P/Churyumov-Gerasimenko emitting a halo of dust News
LifeDid dark matter kill the dinosaurs? Maybe… The link between the most mysterious stuff in the universe and fatal comet strikes on Earth is tenuous – but it would elegantly connect two open questions News