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NASA astronauts make second spacewalk; repair faulty ISS cooling system

Last Updated: Wednesday, December 25, 2013, 10:36

Two US astronauts successfully fixed a faulty cooling system on Tuesday working outside the International Space Station (ISS).

US astronauts begin spacewalk for station repairs

Last Updated: Saturday, December 21, 2013, 19:54

Two US astronauts today stepped outside the International Space Station for the first of three spacewalks to fix a broken equipment cooling system, NASA said.

Rare moon rock found on earth

Last Updated: Tuesday, January 17, 2012, 12:15

Scientists have stumbled upon tranquillityite, a mineral considered unique to the moon.