NASA’s InSight lander has taken a selfie on Mars NASA/JPL-Caltech
The main goal of NASA鈥檚 InSight lander, which arrived on the Red Planet聽in November 2018, is to measure underground heat flow and seismic activity. That isn鈥檛 going quite as planned, but the lander is using one of its less important sensors to make the very first measurements of Mars鈥檚 magnetic field from the surface, which may help us find water deep underground.
InSight鈥檚 main instrument, its seismometer, has not yet seen any sign of marsquakes. The heat probe, nicknamed 鈥渢he mole鈥, is designed to burrow 3…
