Category Archives: Astronomy

Possible space junk sighted across UK

Last night people across the UK saw bright objects in the night sky. The police in north-east were contacted by concerned members of the public reporting sightings of UFO’s lighting up the night sky.

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“It’s hard to say exactly, whether it was a chunk of rock coming in from outer space, burning up in the atmosphere or a bit of space debris, we call it, space junk, which is basically man-made stuff from a spacecraft that’s burning up in the atmosphere.”

“[The meteor was] probably 80 miles up or so, high up, moving very fast, actually, 18,000 miles an hour, probably, at least.”

Dr Tim O’Brien, associate director of the Jodrell Bank Observatory, speaking to the BBC

It is thought that the “light display” was due to space debris burning up in the atmosphere. The timing, the brightness and colour of the meteors suggest that they were not part of the expected natural meteor showers.

Link

BBC News

2012 Astronomy Photographer of the Year

Now in its fourth year the Astronomy Photographer of the year competition winners for 2012 have been announced. The competition is run by The Royal Observatory, Greenwich in partnership with The Sky at Night magazine.

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Pleiades Cluster by Jacob von Chorus (Canada), aged 15

I am quiet impressed with the under-16s winner Jacob von Chorus and his picture of the Pleiades Cluster.

I congratulate all the winners and urge everyone to view the pictures, which can be found here.

Links

Royal Museums Greenwhich

Sky at Night Magazine

Galileo: The movie

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Galileo Galilei was an Italian physicist, mathematician, astronomer, and philosopher who shaped modern scientific thinking. Galileo has been called the “the Father of Modern Science”.

Galileo’s wider “claim to fame” was his persecution at the hands of the then very powerful and politically influential Catholic Church. (We seem to get reminded of this quite a lot be disgruntled “amateurs”. )

An educational film dramatising the life of Galileo and his scientific discoveries can be found on the IOP website here.

The chapters are as follows

2:15 – Scene 1: Of Mice and Pendulums. Pisa Cathedral, Italy, 1583
7:50 – Scene 2: The Feather and the Weights. The Leaning Tower of Pisa, 1590
14:55 – Scene 3: The Spyglass. Optician’s Shop, Holland, 1608
21:15 – Scene 4: Galileo’s Star Party. Galileo’s Garden, Padua, Italy. 1609
36:10 – Scene 5: A Visit From the Pope. Galileo’s Garden, Florence, Italy, 1633
51:00 – Epilogue: The Space Probes. A student’s room, Lancaster University, 2009

NASA's Curiosity rover: some pictures

I though I would link to some of the wonderful pictures of Mars taken by Curiosity.

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Looking south-southwest from the rover’s landing site in Gale Crater.

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Here is a panorama of the landing site.

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Mount Sharp, a mountain inside Gale Crater, where the rover landed. Below the line of white dots, are relatively flat-lying strata that bear hydrated minerals. Hydrated minerals were not detected by the orbiters.

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The layered base of Mount Sharp.

I for one think the images are just wonderful and I am sure they contain lots of good science. I will let the geologists and planetary scientists comment on that further.

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All the pictures here are taken from NASA’s Mars Science Laboratory website.

Neil Armstrong dies

The first man on the Moon, Neil Armstrong has died at the age of 82. He set foot on the Moon on the 20th July 1969, making his famous “one small step for a man, one giant leap for mankind” speech.

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He died due to complications from heart surgery he had earlier this month.

“As we enter this next era of space exploration, we do so standing on the shoulders of Neil Armstrong. We mourn the passing of a friend, fellow astronaut and true American hero.”

NASA Administrator Statement

Our thought are with his family.

Links

BBC News

NASA Statement

The Milky Way in pictures

There are about one billion stars in there – this is more than has been in any other image produced by surveys

Dr Nick Cross, University of Edinburgh.

Astronomers have created an interactive mosaic of our Milky Way galaxy that shows something like a billion stars.

The project, which has been running for 10 years, combines data from the UKIDSS/GPS sky survey acquired by the UK Infrared Telescope in Hawaii with the VVV survey data acquired by the Vista telescope in Chile.

Astronomers at Edinburgh and Cambridge processed and compiled all the data used in the mosaic and have made it available to everyone around the world for study.

Check it out here.

Red Bull Stratos

Red Bull Stratos, a mission to the edge of space, will attempt to transcend human limits that have existed for 50 years. Supported by a team of experts Felix Baumgartner plans to ascend to 120,000 feet in a stratospheric balloon and make a freefall jump rushing toward earth at supersonic speeds before parachuting to the ground. His attempt to dare atmospheric limits holds the potential to provide valuable medical and scientific research data for future pioneers.

This is science driven by adventure to the limits of the human experience.

On the 15th March 2012 Baumgartner leapt from a balloon capsule 71,500ft (22km) above New Mexico. He landing safely about eight minutes later. That skydive was used to test all the equipment before the dive from 120,000ft, hopefully later this year.

I for one wish Felix Baumgartner and the rest of the Red Bull Stratos team good luck.

Record to day

The current record holder for the highest skydive is US Air Force Colonel Joe Kittinger way back in 1960. His jump was 102,800ft.

Baumgartner’s jump is only beaten by two other men; Joe Kittinger and the Russian Eugene Andreev.

Links

Red Bull Stratos