From this portrayal of over 13,000 satellites surrounded Earth collected by Analytic Graphics Inc, the appear looks like its surrounded by a swarm of flies! Check this video out, truly amazing what is hovering right above our very heads!
From NASA Astrophysics and Goddard Space Flight Center. Every day or two, on average, satellites detect a massive explosion somewhere in the sky. These are gamma-ray bursts, the brightest blasts in the universe.