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posted by martyb on Monday August 29 2016, @11:34AM   Printer-friendly
from the getting-a-close-look dept.

NASA's Juno spacecraft has completed its first of 36 close flybys of Jupiter:

NASA's Juno mission successfully executed its first of 36 orbital flybys of Jupiter today. The time of closest approach with the gas-giant world was 6:44 a.m. PDT (9:44 a.m. EDT, 13:44 UTC) when Juno passed about 2,600 miles (4,200 kilometers) above Jupiter's swirling clouds. At the time, Juno was traveling at 130,000 mph (208,000 kilometers per hour) with respect to the planet. This flyby was the closest Juno will get to Jupiter during its prime mission. "Early post-flyby telemetry indicates that everything worked as planned and Juno is firing on all cylinders," said Rick Nybakken, Juno project manager at NASA's Jet Propulsion Laboratory in Pasadena, California.

There are 35 more close flybys of Jupiter planned during Juno's mission (scheduled to end in February 2018). The August 27 flyby was the first time Juno had its entire suite of science instruments activated and looking at the giant planet as the spacecraft zoomed past. [...] While results from the spacecraft's suite of instruments will be released down the road, a handful of images from Juno's visible light imager -- JunoCam -- are expected to be released the next couple of weeks. Those images will include the highest-resolution views of the Jovian atmosphere and the first glimpse of Jupiter's north and south poles.

The image at the top of the NASA article and being displayed by other news organizations was taken from around 703,000 kilometers away. The imagery from 4,200 kilometers away should be a lot more interesting.

At closest approach, Juno's speed was so fast that one lap of the earth at the equator would take about 12 minutes, and one lap of Jupiter would require the better part of 4 hours.


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  • (Score: 2) by takyon on Monday August 29 2016, @02:14PM

    by takyon (881) <takyonNO@SPAMsoylentnews.org> on Monday August 29 2016, @02:14PM (#394689) Journal

    Juno is firing on all cylinders

    It's clear evidence that Juno is fake and all the imagery it returns is fake!

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  • (Score: 0, Disagree) by Anonymous Coward on Monday August 29 2016, @02:22PM

    by Anonymous Coward on Monday August 29 2016, @02:22PM (#394699)

    It's clear evidence that Juno is fake and all the imagery it returns is fake!

    Debunk this [youtu.be]then, since you act so cute. Where are your arguments?

    You need to also be smart, not just smartass

    • (Score: 3, Informative) by takyon on Monday August 29 2016, @02:43PM

      by takyon (881) <takyonNO@SPAMsoylentnews.org> on Monday August 29 2016, @02:43PM (#394722) Journal

      It's a composite image. They overlaid UV imagery on top of an older visible light image of Jupiter.

      There is no attempt to hide this fact in the image release:

      http://hubblesite.org/newscenter/archive/releases/2016/24/image/ [hubblesite.org]

      http://hubblesite.org/newscenter/archive/releases/2016/24/image/a/ [hubblesite.org]

      The full-color disk of Jupiter in this image was separately photographed at a different time by Hubble's Outer Planet Atmospheres Legacy (OPAL) program, a long-term Hubble project that annually captures global maps of the outer planets.

      http://hubblesite.org/newscenter/archive/releases/2016/24/image/b/ [hubblesite.org]

      This visible-light image of Jupiter was taken with the Wide Field Camera 3 aboard NASA's Hubble Space Telescope on April 21, 2014.

      http://hubblesite.org/newscenter/archive/releases/2016/24/image/c/ [hubblesite.org]

      HST STIS + WFC3/UVIS.

      A lot of the imagery NASA puts out has false color added or details highlighted for contrast. You'll find plenty more "fakes" than this example if you looked. And you can get the raw data too if you cared.

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      • (Score: 0) by Anonymous Coward on Monday August 29 2016, @03:52PM

        by Anonymous Coward on Monday August 29 2016, @03:52PM (#394773)

        Don't bother. You can enlighten ingnorance. You can teach the unfamiliar. But you can't argue with dumbass. Obviously the whole concept of radiation outside the visible band is incomprehensible to him, as is highlighting features of interest.

        Raw data is the last thing you want people like these to have. You'll find all sorts of nonsense if you don't understand that you need to apply corrections to raw data. Probably one of those blue skies on Mars Hoagland idiots, or better, the rabbits of Mars [rense.com] morons.

        • (Score: 0) by Anonymous Coward on Monday August 29 2016, @04:55PM

          by Anonymous Coward on Monday August 29 2016, @04:55PM (#394811)

          Ah I get it. The Creature of Kyre Banorg is actually from Mars.

      • (Score: 0) by Anonymous Coward on Tuesday August 30 2016, @11:36AM

        by Anonymous Coward on Tuesday August 30 2016, @11:36AM (#395211)

        The full-color disk of Jupiter in this image was separately photographed at a different time

        How convenient. Only they forgot to mention this in their original post, back at June 30th.

        And you can get the raw data too if you cared.

        I don't care. And I cannot. But you do, and you seem to believe that you can. So how about YOU try and get them, and as a collateral become disillusioned about the 'availability of the raw data': deliver the UV picture, the original one, the one that is presumably one of the components of the composite picture. Unless you maintain that Jupiter is invisible in the UV.

        I would not be surprised if this information is classified. After all, Ahmed could hijack Juno and blow up Jupiter, or change its orbit and throw it onto some building.