joi, 26 mai 2011


- Residents of Atlanta, Ga., were treated to a rare event on Friday night: a 2-meter-wide chunk of cometary material entered the atmosphere right above their heads. The result? Nothing short of spectacular.
The fireball exploded and disintegrated like the dying embers of a firework, once-icy debris lighting up the sky, outshining the moon. Full story:

* Huge Asteroid to Pass Near Earth in November... NASA: Mysterious Fireball Season Set to Light Up Night Sky... U.S. Must Be Ready to Meet Asteroid Threat, White House Science Adviser Says... Cdn and American astronauts want world to start getting ready for asteroids...Our terrifyingly crowded solar system: New video reveals just how many asteroids are out there... Gigantic hidden planet could be hurling comets at the rest of the solar system... National Geographic (November 19, 2008): "High-energy electrons captured over Antarctica could reveal the presence of a nearby but MYSTERIOUS ASTROPHYSICAL OBJECT that's bombarding Earth with cosmic rays, researchers say":