News tagged with helium

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Hubble sees red giant blow a bubble

( -- Camelopardalis, or U Cam for short, is a star nearing the end of its life. As stars run low on fuel, they become unstable. Every few thousand years, U Cam coughs out a nearly spherical shell of gas as a layer ...

dateJul 09, 2012 in Astronomy
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Composite crew module encounters space vacuum

( -- This week, engineers at NASA's Marshall Space Flight Center in Huntsville, Ala., moved a Composite Crew Module (CCM) into the Environmental Test Facility vacuum chamber to gauge how well a space structure fabricated ...

dateJun 20, 2012 in Space Exploration
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Alien earths could form earlier than expected

( -- Building a terrestrial planet requires raw materials that weren't available in the early history of the universe. The Big Bang filled space with hydrogen and helium. Chemical elements like silicon and oxygen ...

dateJun 13, 2012 in Astronomy
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