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Thursday, July 19, 2012

A large solar flare reaches Earth


The huge AR 1520 spot with a diameter ten times that of Earth, launched an X-flare 1.4, within the highest level in the intensity scale (there are A, B, C, M and X, points which is a number from 1 to 9). Whiplash has caused a coronal mass ejection (CME), a fiery cloud of particles and radiation that could affect Earth, as explained by the Space Weather Observatory.
The blaze has had consequences in South America, Central America and parts of the Caribbean, where there have been radio blackouts R2 level (high level).

Wednesday, July 18, 2012

Begins the summer, the longest season of the year

The start of summer is marked by the position of the Earth from the Sun.
The astronomical summer, the longest season of the year with 93 days and fifteen hours.
Summer astronomical longest season of the year with 93 days and fifteen hours, will officially start on Thursday at 09.01 hours of the morning hours between the mainland and phenomena that may consider include "meteor showers" delta Aquarius and the Presides.

Monday, July 16, 2012

Astronomers first observed dark galaxies in the early universe


The astronomers made a series of very long exposures to detect the weak fluorescent glow of dark galaxies.
The team managed to identify some of the properties of dark galaxies.
Scientists used the long-range telescope at Cerro Paranal Observatory in Chile, which managed to detect gas-rich galaxies that do not contain stars.