Astronomy Events

Meteor Shower

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Lluvia de estrellasWhen a comet passes through the inner Solar System, the interaction with the solar wind activates its surface. The gases and materials from the comet's surface are expulsed into space and orbit the Sun, in orbits very similar to those of the comet it came from. This forms a ring or stream of particles, technically called the meteor shower

The terrestrial orbit crosses some swarms of short-period comets, producing meteorite showers every year, such as Leonidas and the Perseidas. When the activity of a shower of meteorites exceeds 1000 meteorites per hour, it is called a meteorite storm.

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Lunar eclipses

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Eclipse de LunaA lunar eclipse is an astronomical event that occurs when the Earth comes between the Sun and the Moon, meaning when the moon enters the shadow of the Earth. This can only occur during the full moon. The moon has a radius of 1736.6 km and orbits the Earth at an average distance of 384,403 km (60.27 Equatorial radius). The height of the cone of shadow is 1,384,584 km (217 equatorial radius), that is greater than the distance from the Earth to the Moon, which is why eclipses occur.

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Solar eclipses that will be seen from Chile

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Eclipses Solares desde ChileThere is a solar eclipse on Earth, when the moon covers the sun, from that exact point on the Earth. This can only happen during the new moon (Sun and Moon in conjunction).

There are three types of solar eclipses:

Partial: the moon does not completely cover the solar disk resulting in a crescent moon.

Total: from a band on the surface of the Earth, the Moon completely covers the Sun

Annular: occurs when the moon is near the peak and its angular diameter is less than that of the sun, so that at the maximum phase, a visible ring of the disc of the Sun remains. This occurs in the annularity band, beyond it, the eclipse is partial.

These are the dates of the next solar eclipses (annular, partial and total). 

  

 


 

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