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- The Space Channel
Kepler: The Search for Earth-Size Planets Begins
ter, 2 de ago de 2011 17:01 BRT
10:36 | 540 exibições
Since its launch in March, 2009, the Kepler Mission has announced the discovery of 9 confirmed exoplanets (or planets outside our solar system). This video explores how the team works to combine photometry from the spacecraft, data from ground-based observatories and precise asteroseismic analysis to determine if Earths are common or rare in our Galaxy.
When Neutron Stars Collide
ter, 2 de ago de 2011 16:52 BRT
3:27 | 551 exibições
State-of-the-art supercomputer models show that merging neutron stars can power a short gamma-ray burst.
The Great Crab Nebula Superflare
ter, 2 de ago de 2011 16:43 BRT
2:37 | 499 exibições
There are strange goings-on in the Crab Nebula. On April 12, 2011, NASA's Fermi Gamma-ray Space Telescope detected the most powerful in a series of gamma-ray flares occurring somewhere within the supernova remnant.
The Hubble Legacy: Galaxy Evolution
ter, 2 de ago de 2011 14:52 BRT
3:39 | 118 exibições
Three astronomers explain how Hubble acts like a time machine by detecting which galaxies are moving toward and away from us.
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