Tag Archives: Jupiter

Christmas Star

It has been doubly depressingly cloudy for a while now. “Doubly” because I like sunshine and because I’ve been wanting to see the Great Conjunction.

Tuesday evening it was finally clear enough that I could. (I missed the date of closest approach, Monday (12/21), by only one day, so I was very happy.)

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Saturn (Pluto) Jupiter

If you keep an eye on the night sky you may have noticed two bright “stars” to the south just around midnight. (To be precise: Jupiter is dead south at 11:02 pm; Saturn is dead south at 11:37 pm. By midnight they’ve moved slightly to the west.)

If you’re the type to keep an eye on the night sky, you likely already know those “stars” are Saturn (on the left) and Jupiter (on the right). What you may not know — and certainly can’t see — is that almost right smack dab between them is the former planet Pluto. All three just happen to be lined up nicely right now.

The New Horizons spacecraft is also out there, well beyond Pluto.

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Improbable

xkcd-1732-fragmentOn the one hand, global climate change is likely to make things very — strictly in the curse sense — “interesting” for the human race as this millennium progresses. The effects already are obvious, visual, striking, and — one would think — undeniable.

Randall Munroe, of xkcd, has created another of his brilliant graphics, this one showing the history of climate change. It’s well-worth checking out (do it now). It makes the point in a visually striking, and — one would think — undeniable way.

On the other hand, it’s very — in the usual sense — “interesting” that we’re here at all.

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