NASA telescopes watch cosmic violence, mysteries unravel

NASA images from its Kepler, Hubble, Spitzer, Chandra telescopes highlight space show

The pulse of space: NASA's Fermi Gamma-ray Space Telescope has discovered 12 new gamma-ray-only pulsars and has detected gamma-ray pulses from 18 others. According to NASA, a pulsar is a rapidly spinning and highly magnetized neutron star, the crushed core left behind when a massive sun explodes. Most were found through their pulses at radio wavelengths, which are thought to be caused by narrow, lighthouse-like beams emanating from the star's magnetic poles, NASA stated.

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