Earth's magnetic field, which protects the planet from huge blasts of deadly solar radiation, has been weakening over the past six months, according to data collected by a European Space Agency (ESA) satellite array called Swarm.
NASA's longest-running Mars mission has captured its first view of Phobos.
On Aug. 14, 2017, European Space Agency (ESA) astronauts Samantha Crisoforetti and Matthias Maurer trained with their counterparts with the China National Space Administration (CNSA) in Yantai, China. See photos of the historic joint exercise.
It's unclear how this proposal would work with existing NASA studies of a Europa lander mission that could launch as soon as 2025.
