Articles related to comets
What Are Comets? - Space and Astronomy - About.com
In ancient cultures comets were seen as omens and were therefore looked upon with reverence and fear. But these beautiful objects are little more than balls of ...
Comets Information - Space and Astronomy - About.com
Throughout history, people have been both awed and alarmed by comets, stars with "long hair" that appeared in the sky unannounced and unpredictably.
Where Do Comets Come From? - Space and Astronomy - About.com
Comets are amazing objects, and can be quite beautiful when viewed through a telescope or, if lucky, the naked eye. But where do this fascinating objects come ...
Comets - Information on Comets - Space and Astronomy - About.com
Comets are dirty-ice leftovers from the formation of our solar system around 4.6 billion years ago. They are among the least-changed objects in our solar system ...
Halley's Comet - Some History and Facts - Space and Astronomy
Using Newton's new Laws of motion, the astronomer, Edmond Halley, made a prediction in 1705. He stated that a comet which had appeared in 1531, 1607 and ...
The Small-Comets Hypothesis - Geology - About.com
Little icy comets or processing errors? The story of a controversial theory.
The Oort Cloud - Outer Reaches of Our Solar System
Most of the objects are what we refer to as comets; large globs of ice and dust. ... It is believed that the objects, such as comets, that now reside in the Oort cloud ...
Comets - Pictures and Astronomy Facts - Space and Astronomy
Mercury - Pictures and Astronomy Facts · 10 Amazing, Interesting and Strange Astronomy Facts · Longnose Hawkfish Profile - Facts, information pictures and ...
Comet Tempel-Tuttle - Space and Astronomy - About.com
Comet Tempel-Tuttle has been called "typically unspectacular," and has only been observed during a few of its 33 year cycle apparitions during the past 600 ...
How Will We Prevent Earth's Destruction by Asteroids?
The threat of a large asteroid or comet colliding with Earth is very real. How will we stop the destruction of Earth? Is there a plan to combat the, potentially, ...