57 alien species: Are we alone in the universe?
By: Christyl Rivers
To assert we are alone in the universe is to assume that all we know is all there is. There is no science on earth that goes by that assumption. Even cosmology itself, and nuclear physics is based on the certainty that there are worlds...
An introduction to Comet Lovejoy
By: Joy Carns
Introduction Living in the Southern Hemisphere around Christmas (2011), a viewer interested in the heavens could have seen a comet (a large mass of icy rock) streak through the night sky. This was no ordinary comet. Many astronomers feared the comet would disappear as it...
By: Lane Olinghouse
You might commence a search for Aires by examining the astrological column of your newspaper. Here, you should find Aires listed first among the twelve signs of the Zodiac. In astrology, Aires represents supposed characteristics of people born between March 21 and April 19. Some...
Understanding the atmosphere of Venus
By: Malvika Bose
Earth and Venus are of almost same size and yet the comparison ends there. Apart from being neighbouring planets in the solar system there is hardly any parameter which matches when these two planets are compared. Venus is the brightest object in the sky after...
What orbital decay is and what causes it
By: Matthew Kimball
I was recently asked about orbital decay. I wasn’t sure how to explain it to my friend. So I did some research. What I found is that orbital decay is really quite fascinating. The definition of orbital decay is the process of prolonged reduction...
How a neutron star is created
By: Jon Dainty Sr.
A neutron star is formed following the violence of a supernova, with the caveat that the original star’s mass was between eight and 30 times the mass of Sol (Earth’s star). The supernova, in which a massive star blows off its gaseous outer...
What orbital decay is and what causes it
By: Susan R Abrams
Interest in the meaning of orbital decay and what causes it is now on the front burner of many people’s minds because of all the satellites and space debris orbiting our planet. The old fable of Chicken Little’s “the sky is falling...
NASA cutbacks: Is the Space Age over?
By: Paul Rance
Regardless of NASA cutting back on its space program, space projects will still be a prominent part of scientific endeavor in the first half of the 21st Century.The New Space Powers New economic giants such as China will be a major player in space...
Asteroid facts: Ceres
By: Andrew Moran
On Jan. 1, 1801, the largest asteroid and the only dwarf planet in the inner solar system, Ceres, was discovered by Giueseppe Piazzi in Sicily, an Italian Catholic priest and mathematician. Ceres was named after the Roman Goddess of growing plants and motherly love. &ldquo...
Myths about comets
By: Janet Grischy
Comets herald the death of great men. Shakespeare says so in the play Julius Caesar, “When beggars die there are no comets seen. The heavens themselves blaze forth the death of princes.” The Bard was referring to history, or at least to myth...

 

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