A Moment of Science

Posts tagged orbit

June 17, 2010

 

geo_120

Geostationary Satellites: Speed And Orbit

Why can't we place satellites directly above houses that are using the signal? Why does speed determine the placement of satellites? Find out now!

June 16, 2010

 

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Arthur C. Clarke And Stationary Satellites

Did you know that Arthur C. Clark proposed the idea that satellites could remain motionless in the air?

June 5, 2009

 

Moon over colorful cityscape

Why Doesn’t the Moon Fall Down?

Contrary to what fairy tales tell us, there is nothing holding the moon up in the sky. So why doesn't it fall down? Find out on this Moment of Science.

March 20, 2009

 

Different colored billiard balls

How’s Your Fastball?

No matter HOW fast the "fast" ball is moving, it will still fall at the same speed as the ball that just meanders over the edge.

February 18, 2009

 

Person holding small meteorite

Rocky Weather Forecasting

During a "meteor shower" bits of rocky material that enter our atmosphere from space burn up because of friction.

March 25, 2008

 

The Sun exploding while setting over the Pacific Ocean in California

The Sun Just Blew Up!

How do you know the sun didn't just explode? We aren't talking about the everyday, run-of-the-mill controlled explosion the sun is always doing, but a big boom.

April 17, 2007

 

mars

Mars Attack

It was a great moment in the history of NASA, especially since people had been working so long at trying to get a probe to Mars

April 15, 2007

 

mcnaught comet

Swift’s Comet

What happens to a comet after it's exciting entrance into our orbit?

April 9, 2007

 

a diagram of the sun's heliosphere

The Heliosphere

Solar winds create a bubble that cover our entire solar system! Scientists call this the sun's heliosphere.

January 26, 2007

 

evening star and moon above a mountain range at sunrise

Evening Star

Star light, star bright, the first star I see tonight... What is this legendary star? Is it even a star at all?

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