Spacewalking astronauts complete a space station battery upgrade years in the making

Two NASA astronauts completed the second in a pair of spacewalks today (Feb. 1), installing a European science platform and finishing up a long series of battery replacements outside the International Space Station. Today's spacewalk, which began at 7:56 a.m. EST (1256 GMT), was the 234th spacewalk, or extravehicular activity (EVA), in support of space station assembly, maintenance and upgrades, according to NASA. The 233rd spacewalk took place just a few days prior, on Jan. 27. More

(Source: Space.com - Feb 2)