Asteroids
Planetesimals
[/caption] A planetesimal is an object formed from dust, rock, and other materials. The word has its roots in the…
Minor Planets
[/caption] Minor planet is a term used to refer to a celestial object - that is not a planet or…
Impressive Craters on Earth
[/caption] Ever since our recent encounter with asteroid 2008 TC3 -- the first asteroid that was correctly predicted to hit…
An Elegant Proposal for Near Earth Asteroid Deflection
Although the chances of an asteroid hitting Earth appear to be small for any given year, the consequences of such…
Another Asteroid Passes Close to Earth
On Tuesday, February 5, 2008 an SUV sized asteroid passed between the Earth and the moon. Asteroid 2008 CT1 came…
Near Earth Asteroid 2007 TU24 Will Make a Close Approach on January 29, 2008
An asteroid between 150-160 meters in diameter will pass within 540,000 kilometers (334,000 miles) of Earth on January 29 at…
High School Students Discover Asteroid
Here's another wonderful example of how amateur astronomers can make important discoveries. Three high school students from Wisconsin discovered an…
Asteroid 2007 WD5 Won’t Hit Mars
Sorry to disappoint those of you hoping for some Martian fireworks the end of this month. NASA's Near Earth Object…