planetary resources : high grade minerals length of day : 146 hours , due to a tug of war between the planet and its sun atmospheric pressure : 1.4 , moderate , near dense atmospheric radiation , base : low level : 0.09 atmospheric toxicity : trace toxins ( hydrogen , carbon dioxide ) average surface temperature : 32 c , 90 f axial tilt : 29 degrees climate range : mild , +/- 15 c , 59 f roaches in the attic timeline date : thursday , september 25 , 2042 location : cambridge , massachusetts comment : shawn lundgren gives his initial presentation on space travel at mit .