Wednesday, November 27, 2013

Spectacle in the sky: Comet Lovejoy Ison gets a companion - ABC Online

Besides the comet Ison is currently considering another comet on the earthly night sky: Comet Lovejoy is expected to continue until the end of the year to see with binoculars, under good conditions, even with the naked eye, such as the Astronomy Portal reported.

The comet, which was discovered in early September by the Australian amateur astronomer Terry Lovejoy in the morning is high in the eastern sky and travels from the constellation of the hunting dogs, just below the Big Dipper, in the constellation Bootes (the boat).

In 346 years around the sun

Comet Lovejoy

has trained a long tail of gas and looks Ison confusingly similar. The comet with the official catalog number C/2013 R1 (Lovejoy) revolves on its highly elliptical orbit once in 346 years of the sun and is closest to the Sun on 22 Reached in December.

Unlike comet Ison, who is racing this Thursday through the outskirts of the solar atmosphere, located Lovejoy approaches the sun only about 120 million kilometers. This corresponds to about 80 percent of the distance from the earth to the sun. His perigee has Lovejoy on 20 November with nearly 60 million kilometers distance happens.

Ison flies by on Thursday against 20 clock in the sun, his fate will be decided: he could flyby successfully survive, but also break or evaporate. Comets are made of a mixture of ice and rock, and are therefore also referred to as dirty snowballs.

stray comet

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