Watching Out For 2007 TU-24

Watching Out For 2007 TU-24

The newly discovered asteroid 2007 TU24 is passing within 1.4 lunar distances, or 334,000 miles, of Earth today. The asteroid, estimated at between 150 and 600 meters in diameter, was discovered by…
MESSENGER Video Of Mercury Flyby

MESSENGER Video Of Mercury Flyby

On January 14, 2008, more than three decades after the third Mariner 10 flyby, the last spacecraft visit of Mercury, MESSENGER passed 200 kilometers above Mercury's surface. Extensive scientific…
New Theories On Neutron Stars And Black Holes

New Theories On Neutron Stars And Black Holes

Neutron stars can be considerably more massive than previously believed and it is more difficult to form black holes, according to new research developed by using the Arecibo Observatory in Arecibo,…