What Makes the Sky Blue?
Here’s a detailed look at what makes the sky blue and how the Earth’s atmosphere effects the visible light that reaches us from the sun.
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What is the Definition and Meaning of Astronomy? Let's Find Out!
Astronomy is the study of celestial objects in the universe. It is a natural science that is concerned with the physics, chemistry, motion and …
Continue ReadingAstronomy Basics: What is a Nova in Space?
There are many ways for stars to explode. A nova is one of them.
Continue ReadingExploring space - Interesting Skylab Facts - Launch, Problems, Reentry
Skylab facts include a number of firsts, such as being the first US space station and the first visited by a US crew. It also collected solar data …
Continue ReadingSpace Trivia - Which Nations Have Landed Astronauts on the Moon - Answer: the United States
Which nations have landed astronauts on the moon? So far, only the United States of America. The Apollo 11 moon landing on July 20, 1969 gave the …
Continue ReadingWhat are Planetoids? Asteroids, Centaurs, Trans-Neptunian Objects...
Even though planetoids may not be talked about as much as planets and comets, there are many fascinating planetoid facts. For instance, planetoids are …
Continue ReadingFacts about Alexander Friedman: Inventor of the Big Bang Theory
Physicists today are able to tell us that the universe started with a big bang. But for centuries, the origin of the universe was a mystery. It took …
Continue ReadingWhere do Comets Form - Oort Cloud and Scattered Disk - Solar System Objects
There is a straightforward answer to the question of where comets form. Their origins can be determined by how long their orbital period lasts. Comets …
Continue ReadingSize of the Solar System Compared to Our Galaxy, the Milky Way
Size is relative. How big is big? Well, if you have to travel from New York to Hong Kong that’s a pretty long trip, but it pales in comparison if you …
Continue ReadingWhat is in the Milky Way galaxy, and where is Earth's position?
Where are we? That’s a question many people today can quickly answer by using a GPS device. But where is the Earth? More precisely, where in the Milky …
Continue ReadingSpace Women - African American Woman Astronauts
If you were on a space mission in trouble, Mae Jemison is one astronaut you’d want on your crew. The first of several African American woman …
Continue ReadingUnusual Facts about the Earth: Strange Earth Facts
Did you know that Mount Chimborazo in Ecuador is closest mountain to the Moon? Here are some more interesting and unusual facts about Earth.
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