Posts Tagged ‘universe’
Posted December 8th, 2011 No Comments

Kepler-22b_System_DiagramThe most Earth-like planet ever discovered is circling a star 600 light years away, a key finding in an ongoing quest to learn if life exists beyond Earth. The temperature on the planet is a balmy 22°C and TWICE the size of our world.

The planet, called Kepler-22b, joins a list of more than 500 planets found to orbit stars beyond our solar system. It is the smallest and the best positioned to have liquid water on its surface — among the ingredients necessary for life on Earth. It orbits a star like the Sun 600 light years — that’s nearly 4,000 BILLION MILES — away in the constellation Cygnus. On a side note, a light year is the distance light travels in a year, about 6 trillion miles (10 trillion km).

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Posted March 17th, 2010 No Comments

At one point in time you’ve probably asked yourself (like most people) if we’re all alone in the dark and cold cosmos. It’s hard to comprehend how big the universe is because there are so many galaxies and so many stars in each galaxy.

To give you an idea and a good explanation of how large the universe is I’ve added this little video from the national geographic channel.

YouTube Preview Image

But wait, there is so much more to come. Here are a few numbers for you to play with…

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