Tag Archives: moon

Neil Armstrong: 1930-2012

Neil Armstrong died this past Saturday, August 25, at age 82.  The astronaut, who made “one small step for man, one giant leap for mankind,” was the first person to land on the moon. As commander of the Apollo 11 spacecraft, Armstrong traveled 238,900 miles (10+05) to reach the 4.5 billion year-old satellite (10+09) on [...]

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Miles of Blood Vessels

The average child has over 60,000 miles (10+04) of blood vessels in his or her body, according to The Franklin Institute.  Adults have even more—roughly 100,000 miles (10+05) of blood vessels.  Laid out end to end, they would circle the earth four times and the moon nearly fifteen.

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Sizing up the Moon

Universe Today offers a few fascinating ways to consider the size of the moon: “The volume of the Moon is 2.195 x 1010 km3 [almost 22 billion km3]. That sounds like a huge number, but it’s actually only 2% the volume of the Earth.  In other words, you could fit 50 moons inside the volume [...]

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10-to-plus13

We can consider the power 10+13 from multiple perspectives.  A few of many examples are listed below: Surface area of Antarctica, Russia, Africa and the moon (14, 17, 30 and 38 megameters2 respectively) Total wealth (as of 2010) of the 10.9 million people in the world with $1 million or more of investable assets Diameter [...]

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31 (million miles from Earth)

What does Earth look like from 31 million miles away (or 50,000 kilometers or 50,000,000 meters or 5 x 10+7 away like in Powers of Ten)? Below is part of  Astronomy Picture of the Day on 9/3/2008 (with the bonus of seeing the moon orbiting Earth)!! 2008 September 3 “On July 4th, 2005, the Deep [...]

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(Saturn’s) 33 (moons)

Up until about 5 or 10 years ago, it looked like Saturn had about 30 or so moons – see Space Today’s  Exploring Saturn from 2005. When the Cassini spacecraft which had been launched in 1997 began sending data back, all kinds of new discoveries were made including more moons.  Today over 62 moons have [...]

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Moonstruck

(10+9) The moon will appear bigger and brighter tonight than it usual does!! Though it is still over 300,000 km (10+5) up in the sky, it will appear fuller because it will be at perigree which is the nearest point on its elliptical orbit around earth – about 50,000 km (10+4) closer.  Next time there [...]

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  • Countdown to Powers of Ten Day

    • 10/10/10 1474 days ago