Human artifacts abandoned on Mars should be cataloged to track our migration beyond Earth

Scientists are calling for the cataloging of human artifacts left on Mars — from spacecraft and landers to rovers, probes, and other debris — to document humanity’s earliest steps in interplanetary exploration. “Our main argument is that Homo sapiens are currently undergoing a dispersal, which first started out of Africa, reached other continents, and has … Read more

A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decade

WISE, NEOWISE’s predecessor mission, imaged the entire sky in the mid-infrared range. Credit: NASA/JPL/Caltech/UCLA The NASA project NEOWISE, which has given astronomers a detailed view of near-Earth objects – some of which could strike the Earth – ended its mission and burned on re-entering the atmosphere after over a decade. On a clear night, the … Read more