SpaceMethane emissions from cows spotted from space for the first time A satellite has been used to identify a California farm as the source of methane plumes, marking a new level of precision for independent monitoring of agriculture’s greenhouse gas emissions News
SpaceTwo old spacecraft just avoided catastrophically colliding in orbit A defunct navigation satellite and an old rocket booster have narrowly avoided a collision. If they had hit each other, it would have created two orbiting clouds of hazardous shrapnel that could threaten other satellites News