News tagged with northern hemisphere

The two faces of Mars

A moon-sized celestial object that crashed into the south pole: ETH researchers use a simulation to demonstrate why Mars consists of two notably different hemispheres.

dateJan 28, 2015 in Space Exploration
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Why does Sirius twinkle?

At this time of year, after dark we in the northern hemisphere are able to see the mighty constellation of Orion rise high in the sky with a very bright companion in a nearby constellation: Sirius – The Dog Star.

dateJan 17, 2012 in Astronomy
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