Asteroids are a celestial body which varies in the universe.
It is larger than the planets in its size, smaller than the meteorites.
The first asteroid "Ceres" to be discovered was found in 1819 by Giuseppe Piazzi.
Before the planet Mars was seen by Asteroid Chabie (Ceres and Vesta) "Curiosity" (April 20, 2014).
In the last years of the 18th century, Baron Franz Exeter von Zach organized a planet of 24 astronomers, in which about the sky was discovered about the sky about 2.8 Au for the planet of the planet, due to which Titius-Bond was partial by law. Was searched on the form.
1891 Max Wolf introduced the use of "Astrofotography" to detect asteroids.
The size of asteroids is very different.
The two independent parties of the scientists confirmed the surface of this asteroid to be covered with ice. One of these teams was led by Professor Campins.
Head of the second independent group confirming the discovery of ice-water on the asteroid, was Dr. Andy Rivkinen, a doctor of John Hopkins University of Laurel, America.
The United Nations announced the International Asteroid Day on June 30 to educate the public about the asteroids.
The diameter of asteroids is more than 1 meter.
On June 30, 1908, the date of international asteroid day celebrates the anniversary of Tanguska Asteroids on Siberia, Russian Federation.
Asteroids pass near the Earth, they can appear in naked eyes for a short time.
