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Feb 9, 2012, 6:03 am
Caught this iridium flare as it passed below Canis Major (click to embiggen). Unfortunately, I was a bit late, so I jogged the camera as i tried to get the shot. Still, not too bad. There's another falre below Canis major tomorrow night, so I'll have another go then. Comment - Like
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Feb 8, 2012, 6:06 am
Australian Science Communicators SA is kicking off 2012 with SPEED NETWORKING and the SA Inspiring Australia grants
Science communication is about people. We are lucky to have loads of science communicators in South Australia, some with years of experience, others with fresh approaches using in... Comment - Like
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Feb 7, 2012, 6:17 am
The Last Quarter Moon is Wednesday February 15. Venus is easily visible in the western evening sky. Jupiter dominates the evening sky in the north-west once Venus has set. Mars is in the eastern evening sky, not far from Saturn, which is near the star Spica. On the 10th the waning Moon i... Comment - Like
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Feb 5, 2012, 8:11 am
Carnival of Space #235 is now up at The Constant Amateur. There's solar storms, parallax for amateurs, Pluto an a Stamp and much, much more. Pop on over and have a look. Comment - Like
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Feb 3, 2012, 6:59 am
via @Plutokiller http://mkwc.ifa.hawaii.edu/current/cams/camsanim.cgi?location=subaru-E&mode=multi Comment - Like
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Feb 3, 2012, 6:33 am
Comet C/2009 P1 Garradd next to the globular cluster M92 (click to embigen).
These are just the preview images taken with iTelescope T4 and T 20 respectively. I've been remiss in blogging this fantastic comet/cluster pairing, but I've been organising graduate student lectures instead (missed out on ... Comment - Like
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Feb 2, 2012, 6:45 am
I wrote a little while ago of the fantastic cooperative effort from the STEREOHUNTERS that lead to the recovery of comet P/2003 T12. The Minor Planet Center has assigned the recovered comet the identifier 2012 A3 (SOHO).
It's predicted magnitude is around 12, Hidetaka Sato may have picked it up, and... Comment - Like
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Jan 31, 2012, 4:27 pm
Carnival of Space #234 is now up at Dear Astronomer, there's Dyson Sphere's around black holes, solar storms, global warming, another "blue Planet" photo and much more. Head on over and have a read. Comment - Like
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Jan 31, 2012, 3:18 pm
Evening sky looking westh as seen from Adelaide at 20:30 pm local daylight saving time on Saturday February 25 showing Venus and Jupiter near the crescent Moon. Similar views will be seen elsewhere at the equivalent local time. Clic... Comment - Like
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Jan 31, 2012, 6:57 am
... visible in the morning sky heading towards Saturn, which is near ... of Saturday the 4th.
Morning sky looking east as seen from ... February 5 showing Mars and Saturn. Similar views will be seen ... lost in morning twilight.
Evening ... Comment - Like
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Jan 29, 2012, 3:54 am
This time it was a Kayak trip to meet up with the Friends of Torrens Island for a picnic at the historic Quarantine Station.
Great fun and lots of yummy scones were had by all. Comment - Like
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Jan 26, 2012, 4:53 pm
Carnival of Space #233 is now Up at Riding with Robots. There's Death Stars, Star factories, the mysterious atmosphere of Titan and much, much more. Pop on over and have a read. Comment - Like
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Jan 26, 2012, 7:55 am
Had a great Australia Day, lazed around a bit, played Master Labyrinth with the younger boys, swam, had friends over, then walked up to the end of the street to take pictures of Venus, the thin crescent Moon and the Australia Day Fireworks (click on images to embiggen them).
Didn't see C/2003 T12 th... Comment - Like
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Jan 25, 2012, 6:28 am
Comet C/2003 T12 enters the field of view of the STEREO H1B imager on 16-01-2012. Image processed with ImageJ from raw images from SECCHI/STEREO. An animation is at the end of this post.
While my internet was in abeyance, a remarkable story played out in the STEREOHUNTER community.
Comet Al noticed... Comment - Like
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Jan 24, 2012, 5:54 pm
http://www.auroraskystation.com/live-camera/9/
Aurora happening now (9:24 am ACDST) Comment - Like
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Jan 24, 2012, 4:42 pm
On Friday evening, shortly after I did Skype Interview with Leslie Hayes, my internet connection crashed. It feebly revived itself once or twice, but basically, while Comet Al has recovered comet C/2003 T12 and aurora roared across the sky, I've been right out of it.
Not that I haven't been busy. I... Comment - Like
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Jan 24, 2012, 2:58 pm
Venus is easily visible in the western evening sky and is visited by the Moon on the 26th and 27th. Jupiter dominates the evening sky in the north-west once Venus has set, and is visited by the Moon on the 30th. Mars enters the evening sky, but is best visible in the morning sky heading to... Comment - Like
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Jan 22, 2012, 3:29 pm
During the incident where my images were appropriated and faked (see here, here and here), one of the more amusing incidents was when Don Gilson claimed that the fake planet was in my originals, but I had removed it under threat of the Queen and the CIA.
So this cartoon almost immediately came to mi... Comment - Like
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Jan 18, 2012, 6:18 am
UPDATE: Fixed munged file links, now you can download all files, not just the third one (rolls eyes).
As you may know, one of my comet images has been taken and modified to give the appearance that there is an unknown planet in it (see here and here for details and a bunch of free resources to play... Comment - Like
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Jan 17, 2012, 7:32 am
Carnival of Space #232 is now up at Vintage Space. There's the space station avoiding collisions, Earth-like planets galore, exomoons, the first supernova of 2012 and much more. Head on over for a read. Comment - Like
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Jan 17, 2012, 7:16 am
Northern sky at 10 pm local daylight saving time in Australia showing Orion.
Globe at Night, the international light pollution survey, is currently running until January 23. The Survey is running four times this year, with January 14-23 followed by February 12-21, March 13-22 and April 11-20. Vis... Comment - Like
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Jan 17, 2012, 4:55 am
... best visible in the morning sky heading towards Saturn, which is near ... Pollution Survey now on.
Morning sky looking east as seen from ... January 22 showing Mars and Saturn. The inset Similar views will ... lost in morning twilight.
Evening ... Comment - Like
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Jan 16, 2012, 7:24 am
Image purported to be of a large object near 89 Leo, allegedly taken on January 9, 2012 using the GRAS (now iTelescope) scopes. The alleged coordinates are RA 11 34 21 DEC 03 03 35, click on image to embiggen for detail. However, it is a photshopped copy of one of my images from 18 September 20... Comment - Like
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Jan 15, 2012, 3:51 pm
Phobos Grunt Re-enterd the Earth's atmosphere early this morning (Australia time). While there was initially some confusion as to where it came down, official reports say it came down at 17:45 UTC, 1250 km west of Wellington Island, Chile. See map here and interesting info graphic here. Comment - Like
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Jan 15, 2012, 2:11 am
While still having very large error bars, the predictions for the Phobos Grunt reentry are becoming more certain.
Most predictions are still for 15 January UT, roughly around 20 h UT but with spreads of error on the order of 9 hours to one and a half hours (see here, here, here and here for a varie... Comment - Like
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Jan 13, 2012, 7:22 am
UPDATE: The latest CalSky update hasPhobos Grunt coming over Adeliade on the 16th at 5:57 local ( not daylight saving) time, with atmospheric re-entry at 11:07 local time. Obviously this is a rapidly evolving situation, so keep an eye on the websites.
The doomed Russian Mars probe, Phobos Grunt, wi... Comment - Like
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Jan 13, 2012, 6:25 am
Evening sky looking westh as seen from Adelaide at 21:00 pm local daylight saving time on Thursday January 26 showing Venus near the crescent Moon. Similar views will be seen elsewhere at the equivalent local time. Click to embiggen.... Comment - Like
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Nov 2, 2011, 5:31 pm
Evening sky looking west as seen from Adelaide at 8:30 pm local daylight saving time on Friday November 4, 2011 showing the Mercury and Venus in the head of the Scorpion. Similar views will be seen elsewhere at the equivalent local time. Cli... Comment - Like
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Nov 2, 2011, 8:20 am
Carnival of Space #221 is now up at Habitation Intention. It's awesome, but a bit hard to describe, you are just going to go over and see its amazingness yourself. Comment - Like
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Nov 2, 2011, 6:37 am
Evening sky looking west as seen from Adelaide at 8:00 pm local daylight saving time on Thursday November 10 showing the Mercury, Venus and the bright star Antares lined up. Similar views will be seen elsewhere at the equivalent local time. Cl... Comment - Like
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Nov 1, 2011, 2:46 am
... 10th. Jupiter now dominates the evening sky and is near the Moon on ... low in the north-eastern morning sky, in the constellation of Leo. ... -western horizon.
Saturn is lost in the twilight glow.
Evening sky on Friday October 28 looking ... visible in the evening wester... Comment - Like
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Oct 31, 2011, 6:45 am
CO2 powered bottle rocket exploded in hand. Blogging and southern skywatch will be delayed. Left handed one handed typing not efficient Comment - Like
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Oct 30, 2011, 3:19 am
One of the fundamental principles of medical therapy in Australia and most other western nations is that an adult of sound mind should be able to chose their own therapy, or choose to forgo therapy completely. To make these choices, people need access to the best available information. However, whe... Comment - Like
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Oct 29, 2011, 8:56 am
.. If he got it right. Yet in an article in The Australian today (Inquirer, Oct 29-30, page 18) Geoffrey Blainey is quoted as saying
"In 1970 the overwhelming majority of scientists believed that there was not going to be going to be global warming over the next 40 years..."
If he had bothered to do... Comment - Like
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Oct 28, 2011, 4:37 pm
Left image: Location of Jupiter above the north-east horizon as seen from Adelaide tonight, Saturday October 29, at 10:00 pm local daylight savings time. Similar views will be seen at equivalent local times elsewhere in Australia. Right Image: The view of Jupiter as seen through a small telescope at... Comment - Like
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Oct 28, 2011, 6:51 am
Space is big, space is very, very big. The scale of it overwhelm us, and trying to get some perspective on the scale can be a bit daunting.
People have tired various ways to get the scale across, I've tried apples and Lillypillies in my back yard, there's a website with the images scaled so that you... Comment - Like
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Oct 28, 2011, 2:47 am
This poster now has pride of place on my office wall, THE comet McNaught, photographed by Rob McNaught and signed by the man himself, courtesy of Pete Poulos of Global-Rent-a-Scope. Thanks to both Rob and Pete - 'I'm not worthy' (Waynes World reference) Comment - Like
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Oct 26, 2011, 5:30 pm
WARNING SIGNIFICANT EYE HAZARD, experienced observers only should attempt this observation.
Left image: The location of the Moon relative to the Sun just before Mercury is occulted. Middle Image: Approximate binocular view of the Moon, Venus and Mercury. Right Image: Location of Mercury just before ... Comment - Like
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Oct 25, 2011, 6:59 am
... Jupiter is visible all night long now.
In the morning Jupiter low is ... good time to begin telescopic observation of this massive world, or follow ... is visible below Venus at the beginning of the week, and becomes ... a good time to visit one of your local astronomical societies ... Comment - Like
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Oct 19, 2011, 5:17 am
I'm probably the only astronomy blogger who hasn't blogged about ROSAT, but hey, who am I to buck a trend? So I'm doing it now.
Anyway, the ROentgen SATellite (ROSAT) is an orbiting X-ray telescope past it's "best use by" date. Sometime between October 21 and October 24 UT, it will de-orbit, plungi... Comment - Like
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Oct 18, 2011, 6:49 am
The New Moon is Thursday October 27. Venus is easily visible in the western evening twilight with Mercury below it. Jupiter appears in the evening sky. Mars is visible in the morning sky nearing the star Regulus and is close to the Moon on October 22 . Comet C/2009 P1 Garrad is ... Comment - Like
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Oct 17, 2011, 9:28 am
Left Image: comet C/2010 G2 Hill, magnitude 10 at the moment, in the presence of galaxies from magnitude 12-15. I've processed the image just as I did for Elenin (5x120 second exposures, stacked in ImageJ). Right Image: Image of area where Comet C/2010 X1 Elenin should be located. 5x120 sec GRAS05 ... Comment - Like
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Oct 16, 2011, 3:38 am
Comet C/2009 P1 Garradd imaged with the the Global-Rent-a-Scope GRAS-05 instrument on October 16. Image stretched with FITS liberator then despeckled with ImageJ. 1 x 120 second exposure. Comment - Like
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Oct 15, 2011, 9:41 pm
Carnival of Space #219 is now up at Weird Warp. There's space sex, deflecting asteroids, going to Phobos, a Sagan marathon, ozone on Venus and much much more. Pop on over and have a look. Comment - Like
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Oct 14, 2011, 7:27 pm
Left Panel: Image from the STEREO H2A imager on 9 October showing Earth (bright object with long artefact spikes to the left of Centre), comet 45P/Honda-Mrkos-Pajdušáková (near centre with visible tail) and Neptune (far right), predicted position of Elenin shown as well. click to embiggen.
Right ... Comment - Like
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Oct 11, 2011, 7:46 pm
Carnival of Space #218 is now up at AARTScope (well, its been up since Saturday, but I've been in no position to blog it sans internet). There's 100 years of variable stars, earth-sized planets in habitable zones around other stars, fantastic new telescope views, space elevators and much, much more.... Comment - Like
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Oct 11, 2011, 5:57 am
... is visible in the morning sky nearing the constellation of Leo. ... in the north-eastern morning sky, heading into the constellation of ... in the twilight sky without a decent telescope.
Saturn is lost in the twilight glow.
Evening sky on Saturday October 16 looking ... binoculars... Comment - Like
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