Tag Archives | Nasa

Solar Dynamics Observatory: Year 4

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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 sun more…

“an unforgettable journey across the Red Planet.”

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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 specialised instruments more…

Time-lapse: Earth

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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 The more…

A year of Curiosity

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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 Camera more…

“There’s no place like home…”

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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.  Nor more…

Three Years of SDO Data – Narrated

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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 Young. more…

Solar Dynamics Observatory: Three years in three minutes

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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 During more…

Comet 2013 A1: Rendezvous with Mars…

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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 on more…

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

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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 was more…

“Will Comet ISON fizzle … or sizzle?”

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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 as more…

Further Up Yonder

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

“In Saturn’s Shadow” – redux

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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 Saturn, more…

Titan’s Nile River Valley

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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, the more…

Black Marble Earth

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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 Earth more…

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

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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 the more…

Endeavour’s Final Final Flight

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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 press more…

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

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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 now more…

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

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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 have more…