Planet Birth

Planets forming around a star
November 7, 2014

  The Alma radio telescope took this amazing picture of planets forming around the sun-like star, HL Tau. This is a baby star, less than a million years old, which is 450 light years from Earth in the constellation Taurus. And the disc of dust and gas around the star is already forming planets and asteroids – that’s what makes the dark rings in the brighter dust. It’s the first…

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MAGIC Prime Focus

The MAGIC Telescope
August 30, 2014

  The MAGIC telescope has the biggest telescope mirrors in the world. I’ve always wanted to get up the green tower to prime focus, where the light is focused onto the camera. I finally got up there in July. Even better, my friend Carolin Liefke (from the Max Plank Institute) had a camera with a fisheye lens and the skill to make good use of it. You can read more…

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Shooting stars on Tuesday night

La Polvacera basketball court, full of telescopes. Breña Baja
August 11, 2014

  Tuesday night is the best meteor shower of the year, the Perseids. Of course it should be visible all over the planet, but La Palma’s astronomical viewpoints will probably be a particularly good place to see shooting stars. Unfortunately the full moon will spoil the show quite a bit. Cielos La Palma will be in La Polvacera basketball court from 9 pm – midnight with telescopes. Toño will also…

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The GTC shutter

GTC Shutter
July 30, 2014

  GTC has been open for five years, and the massive dome shutter has been getting some maintenance. This photo give an idea of the sheer size of the dome shutter.

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The observatory in bloom

Roque de Los Muchachos
June 15, 2014

  The whole hillside at the Roque de Los Muchachos is in bloom. But where heather moors go purple, The peaks of La Palma go yellow with sticky broom (Adenocarpus viscosus, or codeso in Spanish) and French broom (Genista benehoavensis or retamón palmero in Spanish)

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SuperWASP, the Planet-Hunter

Superwasp open for business, Roque de Los Muchachos
April 4, 2014

Most of the telescopes at the observatory here look spectacular even from the outside. SuperWASP looks like a big garden shed. It’s the white thing at bottom left. Even when it opens up, it still doesn’t look like a professional telescope. To me, it looks more like a small missile launcher. The equipment isn’t that spectacular either. As modern telescopes go, it was built for peanuts. It has eight cameras,…

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