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... this The known or observable limit of what we can see within our Universe (due to the limiting factor of the speed of light) is about 13.7 billion light years That number is so big that I can't even come up with a comparison to make it meaningful. ---- Answer provided by Jim Zebrowski Image:K2S logosmall.jpg Question and Answer extracted from the ...

... either the Moon or Mars rovers. It is an important fact that the farther away a robot has to travel, the lighter it should be. The lighter something is, the cheaper it is to send into space. The smallest is the American rover Sojourner, launched to Mars in 1997. It weighed only 23 pounds. ---- Answer provided by CAF Capt. Marc Fricker Image:K2S logosmall.jpg Question and Answer extracted from the ...

... , National Space Transportation System Reference, Volume 1 Systems and Facilities, June 1988. This document is available on the Internet at: http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/stsreftoc.html sts ... ---- Answer provided by Jon H. Brown Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer Image:9781894959421.jpg '''Buy This ...

The radius of the Moon is measured from its center of mass to its surface. For the Moon this is, on average, about 1,080 miles. The Earth's radius at the equator is 3,963 miles making the Moon's radius 27.25 percent that of the Earth. http ... Matula, Ph.D. & Kenneth J. Murphy Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer Image:9781894959421.jpg '''Buy This ...

Pluto is about 70 percent as big as the Earth's Moon, or 18 percent as big as the Earth. It's the smallest planet but is twice the size of the largest asteroid, Ceres. ---- Answer provided by Dr. John Spencer, Ph.D. Image:K2S logosmall.jpg Question and Answer extracted from the ...

Jupiter is about 2.5 times more massive than all of the other planets in our solar system combined. It has a diameter eleven times greater than ... 's and a planetary volume of over 1300 times that of Earth's. While Jupiter is the largest planet in our solar system, scientists have recently discovered planets in other solar systems ... provided by Laura Peckyno & Robert Peckyno Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer Image:9781894959421.jpg '''Buy This ...

The Moon actually has three lengths, and its shape is technically known as a triaxial ellipsoid. As you look at the Moon, there is an axis that runs straight through it at the center pointing towards Earth (the longest one), one ...

... structure on the Moon, and possibly in the solar system, is the Aitken Basin on the far side of the Moon. This impact was so large that it punched through the crust of the Moon and exposed the relatively warmer, softer mantle material underneath. It is ...

Known space was recently defined by the Wilkinson microwave anisotropy probe (W-MAP) spacecraft which sent data back to scientists on Earth, who were able to determine that our observable Universe ... is an incredible achievement for humans—from our position on Earth in a galaxy called the Milky Way, scientists called cosmologists have been able to gauge the size of our entire Universe for the ...

... look at it. It is about 100,000 light years across. That's really big. Our solar system orbits the galaxy, similar to the way the Earth orbits the Sun. The galaxy is so big that we have only ... Click here Category:Kids To Space Category:Kids To Space - GALAXY, SOLAR SYSTEM and UNIVERSE

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