About the Vega Star: Facts and Other Interesting Informaiton
Vega is the fifth brightest star in the night sky. It is in the constellation Lyra. It is one of the polar stars, meaning that it will be the north …
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Problems with the Theory of CDM - Cold Dark Matter
The Cold Dark Matter model is one of the most accepted models proposed to overcome the short comings of Hot Dark Matter theory in the evolution of the …
Continue ReadingSpace Food, the Food Astronauts Eat
What exactly do astronauts eat while in space and why? How did astronaut food come to be? How do astronauts preserve food for extended periods of time …
Continue ReadingWhat is a Galaxy? Learn About How Galaxies are Formed and More
Since the Andromeda galaxy was proven to be a separate galactic system in 1922, we have discovered that the Universe is likely to contain some 170 …
Continue ReadingThe Local Group of Galaxies and Other Galactic Clusters
The Milky Way, our home galaxy, is not alone in the cosmos but is accompanied by a collection of galaxies gravitationally bound together, called the …
Continue ReadingExploration of Martian Endeavour Crater by the Mars Rover Opportunity
Sometimes scientists are afforded opportunities beyond those initially envisioned. The Mars rover “Opportunity” was thus well-named, since …
Continue ReadingHow is Uranus Different From Most of the Planets in Our Solar System
No two planets in the Solar System are alike, each has its own special physical and chemical properties. But, Uranus has some special features which …
Continue ReadingThe Closest Stars to the Earth - The Top 11
Have you ever wondered while looking into the night sky just how far away the stars are? Or which are the closest stars to the Earth? Come with me …
Continue ReadingWhat is a Shooting Star? Meteor Showers Explained, Plus Perseids Viewing Info
Have you ever wondered what a shooting star is? Well, for one thing, it isn’t a star at all. It is a meteoroid. There are certain times of the …
Continue ReadingHow Fast Does the Earth Rotate?
The Earth rotates once around its axis in 23.93 hours. It has a rotational speed that varies from the equator to the north or south poles. At the …
Continue ReadingWhere in the Sky is the Little Dipper Located? How to Find the Little Dipper
Where in the night sky is the Little Dipper located, and how do you find it? This article explains.
Continue ReadingWhy Does Earth Have Gravity?
What if Earth had no gravity? Everything would be floating around. Does that sound funny? But, it’s true. Read on to learn more about gravity …
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