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Should we be concerned about CERN's quark cannon

Creating a black hole that will destroy the Earth in about 1 second in 2013, when they can generate the Tevs of energy needed to do so?-Cosmic rays are natural quark cannons. They have millions of tim

I need help with astronomy....

What is a geosynchronous orbit? Where is the “ring” of satellites in this kind of orbit? Why do we use them for communication? Approximately how far from the surface of the Earth are these satellit

Trying to decide on a major.

I’ve been taken a few astronomy and physics classes and am finding it quite enjoyable. Aced all so far and would like to keep studying on the matter.Unfortunately I get a feeling that if I continue on

What would a temperature of a black hole with 5 times the mass of our sun

With its M=10^31-Black holes can range from one ten-millionth of a degree above absolute zero (for sun sized black holes) to a billion times colder for larger ones. But, black holes are surrounded by

Did USA really lie about going to the moon

Heard they made it up. Has it been confirmed as a lie?-No. All the rumors about the landing being untrue are from people who are trying to destroy the social fabric of American society.They are, on pu

Is there something wrong with me? I believe that I am the centre of the universe.

I sincerely hold the belief that I am at the centre of the universe and that everything around me - people, places, planets, sensations, oceans, galaxies, activities, smells, sound, love, hate - is al

Life on another planet

what do you think? id have to go with yes there is life on another planet because ive heard there are billions of galaxies and planets within those....just bored ...and wondering what other people th

Will a photon that "escaped" the black hole affect an instrument

Lets say one of a virtual photon-photon pair escaped the black hole by Hawkings radiation.Since its a virtual photon that escaped, can it be measured or felt by an instrument outside of the horizon of

Types of black holes!

Hello. Im creating a science project, and in order to complete this project I need to know the names of the different types of black holes. So far, Ive come up with:- Stellar mass black holes- Superma

Help with a science crossword puzzle on astronomy

Well I have most of the words, well all except one. it says Envelope of gas around the Sun is the clue. The word is 6 letters long and the fourth letter is o. So far the word looks like _ _ _ o _ _.-C

About What Time Does the Sun Set

About what time does the sun set? If this makes a difference, Im looking for the time in Nashville, Tennessee or the surrounding area.-http://www.timeanddate.com/worldclock/su… Date; Sunrise time; Su

Is there a way i can view the galaxy,universe online

something like google earth but for the galaxy,universe?-You almost got it there Google have this thing called Google Sky You can see the position of stars, galaxies, nebula, and other object. Zoom

A scientist from 1801 observes that shadows do not bend around corners and spread out.

Instead, they end sharply. Which theory of light is he most likely to support? A) The wave theory, because bending around a barrier is a characteristic of waves B) The wave theory, because anything t

Do You Think That its still possible to become an astronaut these days

im willing to work so hard to become one, im about 6ft2, and my average currently is 86 % going to go into aerospace engineering, what should i do after that to become an astrnaut? (i live in canada).

Does anyone know of any journal/periodical articles on Earth's magnetic field and/or atmosphere

Hello guys and gals. I am writing a research paper on the protective nature of Earths atmosphere and magnetosphere (i.e. as a collision deterrent, harmful wavelength filter...), and need to include a
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