Pulsar

" [...]The Vela pulsar, which spins 11 times a second, is the brightest persistent source of gamma rays in the sky. Yet gamma rays -- the most energetic form of light -- are few and far between. Even Fermi's Large Area Telescope sees only about one gamma-ray photon from Vela every two minutes. The supernova that created this nebula remnant occurred about 1500 light years away and about 11,000 years ago. [...]" - continuar a ler (e para ouvir o som do pulsar) em Fermi Spacecraft: 1st to Use Gamma Rays to Identify Pulsars (VIDEO & SOUND)