Hollywood films would have us believe the best way to deal with an Earth-threatening asteroid is to blast it out of orbit. But the European Space Agency (ESA) is looking at a far subtler approach to ...

Abstract: We present an efficient strategy for the numerical propagation of small Solar system objects undergoing close encounters with massive bodies. The trajectory is split into several phases, ...

The asteroid Bennu is puzzling scientists, with samples from the space rock showing weirder properties than they expected. These include extremely high nitrogen levels and improbably magnetic ...