Slugger O'Toole

Conversation, politics and stray insights

Nasa

Solar Dynamics Observatory: Year 4

Tue 11 February 2014, 5:00pm

Tweet Four years after its work began, and following last year’s three years in three minutes, Nasa have released another wondrous short video of a year of selected solar activity as viewed by the Solar Dynamics Observatory. Video via Nasa Goddard.  Full-screen viewing recommended.  Stunning. [Credit: NASA Solar Dynamics Observatory. Music: Stella Maris courtesy of Moby Gratis] The […] more »

“an unforgettable journey across the Red Planet.”

Mon 28 October 2013, 10:24pm
HRSC on Mars Express - Valles Marineris

Tweet Curiosity may have been on the surface of Mars for over a year, but ESA’s Mars Express has been in orbit around the Red Planet for almost a decade.  It’s one of a number of ways Mars is being observed, up close and personal.  And, like the Hi-RISE camera on Nasa’s Mars Reconnaissance Orbiter, Mars Express has some […] more »

Time-lapse: Earth

Sat 12 October 2013, 2:58pm

Tweet As the Guardian’s GrrlScientist says, “Wow. Just wow.”  And, “Oh, I recommend “full screen” mode.” Indeed. Adds – If you watch closely you can see Ireland and the UK pass underneath at around 2mins 30secs in. Time-Lapse | Earth from Bruce W. Berry Jr on Vimeo. Video credits Music: “Manhatta” composed and performed by […] more »

A year of Curiosity

Tue 6 August 2013, 4:33pm
Curiosity view of Mars

Tweet One year ago, after “seven minutes of terror“, Nasa’s Mars Science Laboratory, the 900kg rover Curiosity, landed safely on the Red Planet and was soon taking a look around.   [Image Credit: NASA/JPL-Caltech/Malin Space Science Systems]  Full image and caption here. This scene combines seven images from the telephoto-lens camera on the right side of the Mast […] more »

“There’s no place like home…”

Wed 24 July 2013, 3:48pm
Cassini image of Earth in Saturn's rings

Tweet I didn’t ‘Wave at Saturn’ on 19 July when the Cassini probe, orbiting the gas giant, was taking a high-definition image of the view back home.  I don’t think it encouraged a proper sense of perspective…  But the resultant image is stunning. [Image Credit: NASA/JPL-Caltech/Space Science Institute] It’s not the first time Cassini has looked home.  […] more »

Three Years of SDO Data – Narrated

Sat 11 May 2013, 10:08pm

Tweet If you enjoyed the recent video from Nasa’s Solar Dynamics Observatory (SDO) - “Three years in three minutes” – but would have liked more of an explanation of what was going on with our own local star… here it is again!  This time, though, extended, and narrated by NASA’s Goddard Space Flight Center heliophysicist Alex […] more »

“A major difference between the hurricanes is that the one on Saturn is much bigger…”

Wed 1 May 2013, 6:42pm
Cassini - Saturn north pole The Rose

Tweet As I mentioned previously, Saturn doesn’t get the love some of our other gas giants do.  [All hail our friend and lord, Jupiter!  Keeping Ogdy at bay… - Ed]  Indeed… [new link]  But, with the help of Cassini, Saturn does provide some wondrous images.   In some of its first sunlit images of Saturn’s north pole, Cassini has looked […] more »

Solar Dynamics Observatory: Three years in three minutes

Mon 22 April 2013, 9:56pm

Tweet What it says on the tin.  Three years after First Light, Nasa’s Solar Dynamics Observatory (SDO) has released three stunning minutes of images compiled during its virtually unbroken coverage of the sun’s rise toward solar maximum.  Enjoy!  [Video from NasaExplorer on YouTube. Credit: NASA's Goddard Space Flight Center/SDO] As they note in the associated text […] more »

Comet 2013 A1: Rendezvous with Mars…

Wed 27 March 2013, 8:46pm
Comet 2013 A1 (Siding Spring) orbit

Tweet Here’s something to think about whilst waiting to see if Comet ISON will fizzle, or sizzle.  The latest Science at Nasa video looks at the trajectory, and consequences for Mars missions, of Comet 2013 A1 (Siding Spring).  Discovered as recently as 3 January this year, this Oort cloud object will pass “extraordinarily close” to the planet Mars […] more »

“It was a meteor strike–the most powerful since the Tunguska event of 1908″

Wed 27 February 2013, 4:33pm

Tweet ScienceAtNasa has a sobering video on the latest information about the visitation by the god Ogdy unexpected meteor strike in the Chelyabinsk region of Russia on 15 February.  Video credit: ScienceAtNasa. From the accompanying ScienceAtNasa press release The Russian meteor’s infrasound signal was was the strongest ever detected by the CTBTO network. The furthest station to record the sub-audible sound […] more »

“Will Comet ISON fizzle … or sizzle?”

Sat 19 January 2013, 2:45pm
Comet C/2012 S1 Oct04 2012

Tweet Science at Nasa has a great assessment of the potential for Comet C/2012 S1 (ISON) to become the ‘Comet of the Century’.  Worth watching. Just remember – “comets are like cats: they have tails, and do whatever they want to do.” But as the Science at Nasa assessment notes “Comet ISON is probably at least twice […] more »

“comets are like cats: they have tails, and do whatever they want to do”

Tue 1 January 2013, 11:25pm
Comet C/2012 S1 Oct04 2012

Tweet In the BBC’s science news preview of 2013, reporter Jason Palmer highlights a couple of astronomical events worth keeping an eye out for. In mid-February we will get another reminder we live in a (potentially) violent cosmos – asteroid 2012 DA14 will make a harmless but attention-grabbing pass near the Earth, at a distance just a […] more »

Further Up Yonder

Fri 21 December 2012, 9:09pm

Tweet Stunning views of the Earth accompany this seasonal message from the crew of the International Space Station. more »

“In Saturn’s Shadow” – redux

Tue 18 December 2012, 8:29pm
Saturn In Shadow by Cassini

Tweet Saturn doesn’t get the love some of our other gas giants do.  [All hail our friend and lord, Jupiter!  Keeping Ogdy at bay… - Ed]  Indeed.  But, with the help of Cassini, Saturn does provide some wondrous images.  [Image Credit: NASA/JPL-Caltech/Space Science Institute].  From the image’s associated text NASA’s Cassini spacecraft has delivered a glorious view of […] more »

Titan’s Nile River Valley

Thu 13 December 2012, 2:52pm
Cassini Titan River Valley sideways

Tweet Fascinating image from Nasa’s Cassini probe at Saturn, where we’ve previously watched the weather on Titan.  [Image credit: NASA/JPL-Caltech/ASI.]  North is to the right in this view. From the JPLnews press release “Titan is the only place we’ve found besides Earth that has a liquid in continuous movement on its surface,” said Steve Wall, […] more »

Black Marble Earth

Fri 7 December 2012, 8:45pm
Nasa: Black Marble Earth

Tweet As the BBC’s Spaceman, Jonathan Amos, notes This [above] spectacular night-time view of Earth is called Black Marble. It has been assembled from a series of cloud-free images acquired by one of the most capable satellites in the sky today – the Suomi spacecraft. Here is the associated, wondrous, video from Nasa Explorer This view of […] more »

“We stared at this patch of sky for about 22 days…”

Wed 26 September 2012, 6:53pm
Hubble 2012 eXtreme Deep Field

Tweet As the BBC’s spaceman, Jonathan Amos, notes, the Hubble Space Telescope team have released an updated version of their stunning Ultra Deep Field image – the eXtreme Deep Field (XDF) – and they have seen further than ever.  [Image credit: NASA, ESA, G. Illingworth, D. Magee, and P. Oesch (University of California, Santa Cruz), R. Bouwens (Leiden University), and […] more »

Endeavour’s Final Final Flight

Sat 22 September 2012, 8:37pm
Endeavour Fly-Over Houston, TX

Tweet Nasa’s fifth and final Space Shuttle, Endeavour, following in the footsteps of Discovery, undertook a farewell fly-over yesterday atop a modified 747 Shuttle Carrier Aircraft over numerous west coast landmarks including the shuttle’s future home, the California Science Center.  Here it is flying over the Reliant Stadium and the Astrodome in Houston [Image credit: Nasa]. As the JPL […] more »

“Thrust is engaged, and we are now climbing away from Vesta atop a blue-green pillar of xenon ions”

Thu 30 August 2012, 8:18pm
Dawn image of Vesta 17 July 2011

Tweet Having arrived at the 530km-wide giant asteroid Vesta in July 2011, in May this year Nasa’s Dawn Mission scientists published some of their findings.  Now Dawn’s ready to head out on the next leg of its journey - Destination [the even larger protoplanet (dwarf planet)] Ceres, ETA 2015. From the JPL press release “Thrust is engaged, and we are […] more »

“This is an area on Mount Sharp where Curiosity will go”

Wed 29 August 2012, 7:37pm
Curiosity on Mars: Mount Sharp geology

Tweet More wondrous images from Nasa’s mobile Mars Science Laboratory (MSL), the 900kg rover Curiosity, now safely on the Martian surface in Gale Crater.  And it’s only warming up its instruments.  Here’s a panaroma of the landing site and the prime mission target, Mount Sharp. Focusing in on Mount Sharp… [Image credit: NASA/JPL-Caltech/MSSS] But the images that […] more »

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