Tag Archives: comets

The quiet voice of interstellar glycine

So I’ve been sitting in on an online NASA astrobiology conference, The Organic Continuum from the ISM to the Early Solar System. Unfortunately I’ve missed most of it already, having only heard it was happening this evening when I was … Continue reading

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Great Oaks, from Tiny Acorns Grow

Sometimes space news really manages to strike a chord with people. Yesterday, it seems, was one of those moments, with the announcement that amino acids had been discovered in comets for the very first time. Within hours, half the news … Continue reading

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Beware! Comets ☄

Comets, let’s face it, have rather a bad name. Traditionally, they’re been seen as bad omens. Harbingers of doom, fortelling disaster. So ingrained into our consciousness is this line of thought, that the very word “disaster” stems from words meaning … Continue reading

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☄ Comet Lulin

Those with sharp enough eyes, who know where to look, should be able to see Comet Lulin in the sky even as I type this. It should be somewhere in the constellation Virgo, with a magnitude of about +6 (you … Continue reading

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Where do all the comets go?

Our solar system is hypothesised to be surrounded entirely by the Oort cloud — A vast spherical shell of icy dust that extends almost one quarter of the way to proxima centauri. Past the Sun’s heliosphere and exposed to the … Continue reading

Posted in astronomy, Imported from Livejournal | Tagged | 3 Comments