Ing Nasa News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Got a very difficult situation. these astronauts have been working diligently for more than five hours. we've been monitoring this feed and we've heard mention of some ammonia flakes potentially touching some of the space suits. the significance of that however, we don't noech. as you just heard it seems like they are continuing the process of attaching this spare pump to the international space station. and the hope in all of this has been they'll be able to successfully do that just in time for christmas. >> a few minutes ahead of schedule, nasa started another space walk to support the orbi...

Called a success. >> i think i'm ready to leave this work site. >> okay, copy that, rick. >>ing nasa hopes by christmas, all the work will be done. leaving the astronauts to celebrate safely back on the space station. now, these are live pictures from space. how cool is that to see this all happening it realtime? >> it's amazing. >> we love this stuff. >> we'll be continuing to watch this happen throughout the day. we know that they are again, trying to hook up this the spare pump to the international space station. it seems like things are back on electric. >> alina, what does that do whether...

Bor, a very strategic place. barbara starr at the pentagon, thanks so much. also point out to people the u.n. is going to be meeting a couple hours from now to talk about sending more, several thousand more peacekeepers into south sudan there. they're worried about it. >> we're also following this for "around the world." watch. fears of violence rising in uganda. this is after the parliament there passed a bill that could lead to people being sent to prison for life. just for being gay. plus this. ♪ ing >> russian president vladimir putin pardoning those critical of him. is it a change of he...

>> over the weekend, astronauts rick mastracchio and michael hopkins removed the faulty cooling pump, which is the size of a refrigerator. any now must install the new one. their task is a delicate one. the equipment contains a knoxious cooling fluid, ammonia. >> some of the danger is hooking up the big heavy an money yag lines, they're thick and massive. hooking those up if you were to leak ammonia, it's not a pleasant chemical. you couldn't bring it inside. there's definite risks out there. >> mastracchio will be wearing a newly tailored space suit on today's mission, a replacement after a c...