A Moment of Science

Posts tagged stars

December 6, 2010

 

Comet with a blue tint

Tycho Brahe: Comet Investigator

How can you tell how far away stars, planets, and comets are without modern instruments?

July 6, 2010

 

spitzer

Astronomers Discover Some Pretty Cool Stars

After the country's most star-spangled holiday, NASA adds a few more to the stellar catalog.

April 30, 2009

 

Cluster of stars in space

Overweight Stars

Astronomers have proposed two theories to explain the mysterious origin of blue stragglers.

July 6, 2008

 

Vibrant sunset over ocean

What Makes the Sun Shine?

What makes the sun shine? It's a question we rarely give much thought. However, there is a scientific explanation for this commonplace phenomenon.

April 22, 2008

 

Orange sunset over plain

What’s in the Sun?

The physicist Artur Eddington once said he hoped one day science would have advanced far enough to understand "so simple a thing as a star."

November 3, 2003

 

So Long, Sun

Have you ever considered the possibility that the sun will eventually burn out?

September 27, 2003

 

Light Pollution

To really behold the stars these days, you have to travel far from cities and towns to escape urban glow. The magnificent sight of the Milky Way, for example, can now only be seen in rural areas. But why do we shine light up into the sky in the first place? We need light shining down on streets and walkways–not up into the sky!

September 27, 2003

 

A Well Full of Stars

The theory behind this legend goes like this: Daytime is bright, due to the sun. If you view a sunless piece of sky through a long tunnel, there should be no way for the sunlight to get into your eyes. Therefore, you should see stars.

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