Archive: 06/29/2012

Explained: Near-miss asteroids (w/ Video)

On May 29, an asteroid the size of a bus came whizzing past Earth at 10 times the speed of a fired bullet. The near-miss asteroid, named 2012 KT42 — or “KT42” for short — streaked across the orbits of ...

Jun 29, 2012
4.5 / 5 (13) 20 | with audio podcast

Space telescope opens its X-ray eyes

NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR, has snapped its first test images of the sizzling high-energy X-ray universe. The observatory, launched June 13, is the first space telescope with the ...

Jun 29, 2012
5 / 5 (6) 1
  • Pages: 1 2 3 4