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What is Albedo?

Albedo is the measure of the reflective nature of an object. This dimensionless number provides important clues about celestial objects and can even be used as an indicator of global warming. Read on for more information about albedo.

Published by rojarose (2,454 pts ) on Nov 16, 2009 to
Space Articles
Kliper Spacecraft - Multi-Use space Craft - Development Overview

The Kliper spacecraft was envisioned as a reusable space vehicle to replace the Soyuz. The concept began in 1994 and went through several iterations: wingless, winged, and a hybrid. In June, 2007, the Kliper project was officially halted. Why? Read below!

Published by johnsinit (12,696 pts ) on Nov 12, 2009 to
Space Articles
Ares 1-X Flight Test Results and Program Status

The Ares 1-X test vehicle successfully completed its test flight. But the Review of U.S. Human Space Flight Plans Committee report questions the program, and leaves its future up in the air.

Published by George Adcock (3,791 pts ) on Nov 11, 2009 to
Space Articles

Star Parties: What are they and how do they work?

Would you like to share your enthusiasm for studying the cosmos with others? Star Parties are happening all over the world and they're a great place to observe the sky, play games and meet neophyte astronomers and the pro's alike! Who ever said science lovers are boring?

Published by Bree E. Underwood (3,618 pts ) on Nov 10, 2009 to
Space Articles
What is Retrograde Motion of the Planets?

As we view the motion of the planets, they normally move from east to west. Yet, once in awhile they will seem to change direction and move backwards.This latter is what is referred to as Retrograde Motion of the planets.

Published by SBrno (1,805 pts ) on Nov 9, 2009 to
Space Articles
Astronomical Distance Measurements

The distances between the planets, and especially the stars and galaxies, are so vast the measurements we use here on Earth, kilometers and miles, are too cumbersome. Astronomers have developed other units to measure distances in the solar system and the universe.

Published by George Adcock (3,791 pts ) on Nov 8, 2009 to
Space Articles

Spacewalking Is Not As Easy As It Looks

Video and pictures of spacewalking make it look effortless, but getting ready for a spacewalk is an elaborate process that takes quite a bit of time. Find out just how involved the process is by reading on!

Published by Sean Fears (5,850 pts ) on Nov 7, 2009 to
Space Articles
Nothing But the Facts About Jill Tarter

Dr. Jill Tarter is the Director of the Center for SETI Research, the program that searches the sky for alien life using radio frequencies. Tarter is one of the most awarded scientists working in the field of astronomy today and notable for her characterization in Carl Sagan's “Contact” novel.

Published by Jason C. Chavis (4,403 pts ) on Nov 7, 2009 to
Space Articles
Excalibur Almaz Limited - Another Contender for Commercial Space Flights

Excalibur Almaz Limited - an international space exploration company, headquartered in Isle of Man - holds the key to affordable space tourism. Working on the abandoned Soviet space project Almaz, the company intends to make its first revenue flight by 2013.

Published by Huzefa Johar (130 pts ) on Nov 7, 2009 to
Space Articles
Nothing But The Facts About Neil Armstrong - First Man on the Moon

Everybody knows that Neil Armstrong was the first man on the Moon. But there are other interesting facts in Armstrong's life, that are not so commonly known. He was a hero of the Korean war, and suffered several accidents during his test-pilot career... Read more to know more!

Published by johnsinit (12,696 pts ) on Nov 1, 2009 to
Space Articles