The Martian Moons Exploration mission is due to launch in 2024 or 2025, with the objective of orbiting Mars before landing on the closer of its two moons, Phobos, collecting samples from the surface, and returning them to Earth. Canadian space-science company MDA said it’s won a contract to supply laser altimeters that will measure the probe’s distance from Phobos’s surface as the probe descends. (The Logic)