'Not as easy as pie': Mars InSight lander hits a snag

NASA's Mars InSight mission is stuck between a rock and a hard place — quite literally. The space administration's lander probe, which is designed to dig as far as five metres below the surface and measure heat coming from inside the planet, hit a snag after encountering what scientists suspect is a "rock or some gravel". The drilling instrument, dubbed 'the mole', first encountered trouble last week when it struck what appeared to be a couple of stones, prompting developer Astronika to lament that "the Mars environment is not very favourable to us".
Read more: https://www.abc.net.au/news/2019-03-06/mars-insight-lander-pauses-drilling-due-to-rocks-nasa-says/10876374?source=Snapzu