Look out, Mars: Here we come with a fleet of spacecraft

CAPE CANAVERAL, Fla. (AP) — Mars is about to be invaded by planet Earth — big time. Three countries — the United States, China and the United Arab Emirates — are sending unmanned spacecraft to the red planet in quick succession beginning this week, in the most sweeping effort yet to seek signs of ancient microscopic life while scouting out the place for future astronauts. The U.S., for its part, is dispatching a six-wheeled rover the size of a car, named Perseverance, to collect rock samples that will be brought back to Earth for analysis in about a decade. “Right now, more than ever, that name is so important,” NASA Administrator Jim Bridenstine said as preparations went on amid the...