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What is Halley's Comet?

Halley's Comet, also known as 1P/Halley, is the most well known comet in the Solar System. As a periodic (or short-term comet) it has orbital period that is less than 200 years, and has therefore been observed ...

dateJun 15, 2015 in Space Exploration
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Image: The solar cycle

(Phys.org) —It took 10 years to create this image of our changing Sun. Taken from space by the Solar and Heliospheric Observatory (SOHO), it shows a dramatically different picture than the one we receive ...

dateApr 01, 2014 in Space Exploration
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Image: Kaleidoscopic view of Mars

Astrophotographer Leo Aerts from Belgium took advantage of the recent opposition of Mars and captured the Red Planet both "coming and going" in this montage of images taken from October 2013 to June of 2014. ...

dateJul 22, 2014 in Space Exploration
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How do we study the Sun?

A quick think about optical astronomy would have you imagine that most of it takes place at night. Isn't that when the stars and galaxies come out to play? Well, that assumption makes at least one glaring ...

dateFeb 09, 2015 in Space Exploration
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