International Space Station

Three Expedition 53 astronauts conducted eye exams Tuesday morning two days ahead of a spacewalk. The crew is also preparing for a pair of upcoming commercial cargo missions. Commander Randy Bresnik, who is leading all three spacewalks this month, joined his fellow spacewalkers for a periodic eye exam. Bresnik and Flight Engineers Mark Vande Hei …

Two astronauts are getting ready for a spacewalk set to begin Thursday at 8:05 a.m. EDT. This will be the first of three spacewalks taking place this month for maintenance at the International Space Station. NASA TV is broadcasting a live briefing at 2 p.m. today describing what will take place during the three spacewalks …