Lego Space Altair, Centauri, Antares, Canopus, Pollux, Vega, Arcturus, Cassiopeia, Mizar, and Rigel. "Mars Mission" is the second space theme to feature both humans and aliens and is a reboot of "Life on Mars". Unlike "Life on Mars", the aliens (a different breed of Martians) and humans were pitted against each other as children had been fond of doing with the original line. Space Police III continued the Lego trend of humans (or at least human-looking) versus aliens started in the former Mars Mission theme. This is the first time the Space Police have been pitted against monstrous looking aliens instead of
Human mission to Mars considerations for using aerocapture on crewed missions is a maximum G-limit to experience, for which it was noted 5-g's (5 times Earth gravity) was a common limit to be planned for. There may be several landers, for example, separate ones for the crew, a habitat, rover, supplies, ascent vehicle, etc. Landed spacecraft on the surface of Mars: One of the big challenges to landing on Mars was overcome by Mariner 4, when it showed the properties of the atmosphere. Another was a basic survey of the planet, to know what place might be suitable to land. This has been overcome