Do not be Afraid
By: Peter Roeder
It is highly unlikely that a major asteroid will hit Earth and make a lot of damage. Although like in Russia recently an asteroide hit this major doomsday scenario is just not realistic. There are more important things to worry about: Unemployment benefits for all...
By: Ruth Belena
Cecilia Payne-Gaposchkin was an eminent British-born astronomer and astrophysicist. She wrote many books, papers and monographs on astronomy and astrophysics, and she received many accolades for her scientific work and research into the composition, evolution, magnitude and distance of stars. Cecilia Helena Payne was born...
The discoveries of Cecilia Payne-Gaposchkin
By: Robin Lamb
The story of Cecilia Payne-Gaposchkin is a tale of achievement against the odds. Blessed with a brilliant mind, but cursed – professionally - with a womb, she battled endemic prejudice in her chosen field until late in her career. And yet, some of her theories...
By: Emily Keeling
Due to factors like air pollution and occasional improvements in navigational equipment, navigating by the stars is a dying art. Once commonly practiced, astral navigation was becoming passe by as early as the 3rd Century B.C.E. Still, navigation by starlight is an entertaining...
A review of the great women astronomers
By: Maria C Collins
Astronomy is apparently a man’s world. Those asked to name great astronomers would undoubtedly name several men, but would have difficulty naming a single woman astronomer. There have been many female astronomers who contributed to astronomical knowledge and method, but like women in other...
Facts about the comet ISON
By: Steven Mars
The comet Ison was discovered less than one year ago by Russian scientists Vitali Nevski from Vitebsk, Belarus and Artyom Novichonok from Kondopoga, Russia on September 21, 2012. It was named Ison after the initials of the International Scientific Optical Network. It was beyond the...
NASA and Congress discuss defensive action against asteroids
By: Terrence Aym
When Congress asked the U.S. space agency NASA how the world can be protected from marauding asteroids and careening comets, the officials at NASA gave a collective shrug and space agency chief Charles Bolden simply responded: "Pray."That's the unsettling news that came from...
By: Christyl Rivers
In just a few billion years the closest galaxy to Earth, the Andromeda Galaxy, and the Milky Way will collide. In astronomical terms it will be a clash of the titans; but in human terms it is a slow process indeed. The two galaxies are...
What happens when galaxies collide
By: Michael Prather - 660563
Galaxy collisions are quite common and are believed to be one of the main factors driving cosmic evolution. In fact, most galaxies have probably been involved in several collisions since their initial formation. These collisions take hundreds of millions of years to complete, making it...
By: Retha Boswell
Recent re-evaluations of craters on the Earth's surface have led some scientists to the conclusion that a binary asteroid wiped out the dinosaurs. A binary asteroid is either an asteroid with a satellite orbiting it or two asteroids orbiting one another, rotating around a single...

 

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