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Rocking around the World

14 January 2015

On January 26th an asteroid will pass within 3 times the distance of the Earth from the Moon – not exactly a close shave (see www.jpl.nasa.gov/news/news.php?release=2015-015

The bigger question might be – has the space rock got any smaller pieces of rock in tow, running alongside in resonant orbit and out of kilter with the orbits of other solar system objects it may encounter?

At http://archaeologynewsnetwork.blogspot.co.uk/2015/01/greenlands-iron-age… … which tells us that a Holocene iron meteorite that struck Greenland and broke into pieces on the York Peninsular was later exploited by humans – as a source of iron, in order to make tools. The meteorite iron is accompanied by lots of stones that were used to hammer the iron into shape.

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