Asteroids
Apophis’ Odds of Earth Impact Downgraded
[/caption] NASA scientists have recalculated the path of the large asteroid Apophis, significantly downgrading the odds of it hitting Earth.…
Understanding 2008 TC3 a Year After Impact
[/caption] The first asteroid to have been spotted before hitting Earth, 2008 TC3, crashed in northern Sudan one year ago…
NASA Tests New Robotic Lander for Future Moon, Asteroid Missions
[/caption] The best way to study the new-found water on the Moon would be with in-situ instruments. Since humans won't…
K-T Boundary
[/caption]What killed the dinosaurs? That's a question that has puzzled paleontologists since dinosaurs were first discovered. Maybe the global climate…
What are Planetoids?
Planetoid is another term for asteroids, which are also called minor planets. Planetoids are small celestial bodies that orbit the…
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…