SAN DIEGO — UC San Diego graduate Jessica Meir and fellow astronaut Christina Koch made history before most people woke up Friday, becoming the first all-female team of astronauts to perform a spacewalk. Meir and…

CAPE CANAVERAL, Fla. (AP) — Astronauts replaced oversized batteries outside the International Space Station on Friday, as news broke of the death of the world’s first spacewalker. NASA interrupted live TV coverage of its second…