(Courtesy NASA features) — The Expedition 41 crew of the International Space Station geared up Tuesday for a pair of spacewalks. Two NASA astronauts wrapped up final preparations to head outside Wednesday and replace a power regulator, while two of their Russian colleagues checked out spacesuits for an Oct. 22 excursion. Flight Engineers Reid Wiseman and Barry Wilmore spent most of the day completing preparations for their 6 ½-hour spacewalk slated to begin around 8:20 […]