WATCH LIVE: An Epic Spacewalk To Replace Cooling Equipment On ISS

We’re about half-way through what is expected to be an epic 6 1/2-hour space walk today on the International Space Station.

As NPR’s Geoff Brumfel reported, astronauts will braze space to repair a faulty piece of cooling equipment.

It should be routine. It should not resemble the excitement of Gravity. But it is still pretty cool and you can watch it live on NASA TV:

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