News tagged with big bang

'Dark energy' targeted in European space mission

So-called dark energy, believed to play a role in the accelerated expansion of the Universe, will be studied in a major science mission to be launched later this decade, the European Space Agency (ESA) said ...

dateOct 04, 2011 in Astronomy
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Ancient white dwarf stars

(PhysOrg.com) -- Pushing the limits of its powerful vision, NASA's Hubble Space Telescope uncovered the oldest burned-out stars in our Milky Way Galaxy in this image from 2002. These extremely old, dim "clockwork ...

dateNov 03, 2011 in Astronomy
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Stories of missions past: Early explorers

(PhysOrg.com) -- On September 29, 2011, NASA announced the short list for five potential new "Explorer class" spacecraft. These missions are by definition small and relatively inexpensive, designed to be led ...

dateOct 27, 2011 in Space Exploration
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Exploring the cosmic X-ray background

You are likely familiar with the cosmic microwave background. This background is a thermal remnant of the big bang. Because of the expansion of the universe, this remnant energy has a temperature of about ...

dateSep 12, 2014 in Astronomy
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