Showing posts with label astronomi. Show all posts
Showing posts with label astronomi. Show all posts

Monday, March 25, 2013

Achieving Voyager Outer Limits of the Solar System

 
Achieving Voyager Solar System Outer Limits | New

  Spacecraft Voyager 1, launched in 1977 to explore the planets that exist beyond the asteroid belt, like Jupiter, Saturn, Uranus, and Neptune, has now passed a new area on its way out of the Solar System.

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Quadrantids Meteor Showers

Quadrantids Meteor Rain | New

  Quadrantids meteor shower is one of the best meteor showers of the year. The number of meteors reaches 100 pieces per hour. Origin of this meteor shower radiant is near the constellation Bootes, which is located in the northern hemisphere sky.

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Sunday, February 3, 2013

5 Most Bright Galaxies Viewed from Earth

5 Most Bright Galaxies Viewed from Earth | Apparent magnitude (apparent magnitude) of a star, planet, galaxy or other celestial bodies is the measurement of the brightness or brightness that appears, ie the amount of light received from the object. Terms of magnitude as the scale of brightness appeared over 2000 years ago.

Due to the amount of light received depends on the thickness of the atmosphere in the line of observation to the object, then the visible magnitude is normalized to a value that is the value that will be held outside the atmosphere. Increasingly dim an object, the higher the magnitude seems. Keep in mind that the look is not the same brightness with the brightness of the fact - an extremely bright object may appear quite dim if the object is far enough.

The following are 5 brightest galaxies visible from Earth:

5. Galaxies Centaurus A
Centaurus A (also known as NGC 5128 or Caldwell 77) is |
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Causes of Loss of Water on Planet Venus

http://astronesia.blogspot.com/
Planet Venus
Causes of Loss of Water in Planet Venus | First astronomers with modest telescopes see the planet Venus, they see the world is shrouded in clouds. On Earth, clouds means water, so |
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What Happens When the Earth Stopped Moving?

Jika Bumi Berhenti Berputar
What Happens When the Earth Stopped Moving? | Just calculation, the earth's circumference at the equator is 40,000 kilometers, while for one rotation takes 24 hours. Thus, the speed of rotation at the equator is v = 40,000 km / 24 hours = 1,667 km / h or 463 m / s. Since we are on the surface of the earth, then we are the same circular motion pace with the rate of rotation of the Earth, which is 463 m / s. |
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