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A universe of beauty, mystery and wonder

A universe of beauty, mystery and wonder
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Showing posts with label Astrophysics - Planets. Show all posts
Showing posts with label Astrophysics - Planets. Show all posts

Sunday, October 25, 2015

THE TRUTH ABOUT MARTIAN DUST STORMS - The one described in the book and film The Martian just could not happen on Mars - Read about the REAL DANGER OF MARTIAN SANDSTORMS and of the Martian environment, and why HUMANS COULD NEVER SURVIVE on the red planet

©http://ottersandsciencenews.blogspot.ca/. Unauthorized duplication of this blog's material is prohibited.   Excerpts and links may be used, provided that full credit and link is given to Otters and Science News Blogspot.  Link to this post:  http://ottersandsciencenews.blogspot.ca/2015/10/the-truth-about-martian-dust-storms-one.html - Thank you for visiting my blog.
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The Martian
 When the Ares 3 crew runs into a dust storm with 105-mph winds, the team is ordered to evacuate, out of fear that their return ship might topple over. As the crew struggles against the winds to reach the vehicle, a flying piece of shrapnel hits Watney, and his crewmates assume he’s been killed. 

One of the cornerstones of the film’s appeal is Mark’s sunny personality. His video diary reveals him to be upbeat, endlessly resourceful and, above all, funny
Scene from the film The Martian
Continue reading and see more images of the real Mars

Monday, September 28, 2015

NASA ANNOUNCES THERE IS WATER ON MARS - Where there is water there is life - Not a reason to rejoice, though. - Human explorers will leave litter on Mars, as they have done in outer space. - And if there are tiny living creatures, they'll be mistreated as our own wonderful animals

©http://ottersandsciencenews.blogspot.ca/. Unauthorized duplication of this blog's material is prohibited.   Excerpts and links may be used, provided that full credit and link is given to Otters and Science News Blogspot.  Link to this post:  http://ottersandsciencenews.blogspot.ca/2015/09/nasa-announces-there-is-water-on-mars.html - Thank you for visiting my blog.
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In the study, the researchers said: 'Here we analyse spectral data [and] find evidence for hydrated salts at all four locations in the seasons when [flows] are most extensive, which suggests that the source of hydration is RSL activity. Our findings strongly support the hypothesis that  RSL form as a result of water activity on Mars'Well, since we are running out of places to pillage and pollute on this Earth, here is an opportunity to start anew.  If there are any living creatures on Mars, we'll enslave them, study them, torture them, kill them. 
 
If there is mining or any other profitable activity to do on Mars, we can always dump toxic garbage into the water or bury it underground. 
 
Wherever man goes - including outer space - he leaves a trail of litter and pollution behind.  Why should the exploration and exploitation of Mars be any different?
 
 
Mars mystery SOLVED:
Nasa confirms bizarre 'dark finger' marks on the red planet ARE signs of water flowing beneath its surface  


Nasa has confirmed it has found evidence of flowing water on Mars by studying marks lefts in gullies on the planet. The marks, or seasonal flows, were spotted in 2011 in Mars Reconnaissance Orbiter images and were later found to lengthen and darken on rocky slopes from late spring to early autumn (as seen in this animation) MY 29 and MY 30 stand for Mars year 29 and 30 and refer to 2008 until April 2011

 
  • The 'dark finger-style' marks were first spotted in 2011 using images taken by the Mars Reconnaissance Orbiter
  • The streaks lengthen and darken on rocky slopes in various locations on Mars from late spring to early autumn
  • Nasa has confirmed these so-called seasonal flows are likely made by flowing water on, or beneath, the surface
  • This is the first evidence of its kind found on another planet and may suggest an ocean lies under Mars' icy exterior
By studying the infrared wavelengths from these flows, the researchers believe the marks are likely made by flowing water due to the presence of hydrated salts. This is the first evidence of its kind to be found on another planet and could even suggest there is an ocean beneath Mars’ icy desert surface (Hale crater pictured)By studying the infrared wavelengths from these flows, the researchers believe the marks are likely made by flowing water due to the presence of hydrated salts. This is the first evidence of its kind to be found on another planet and could even suggest there is an ocean beneath Mars’ icy desert surface (Hale crater pictured)

Continue reading and see more amazing images of MARS

Wednesday, May 6, 2015

BLUE SUNSET ON MARS? - Dust scatters red light so the sunset appears blue - But scientists caution the color may still not be quite accurate - Photo taken by Curiosity Rover

PERPLEXED OTTER©http://ottersandsciencenews.blogspot.ca/. Unauthorized duplication of this blog's material is prohibited.   Excerpts and links may be used, provided that full credit and link is given to Otters and Science News Blogspot.  Link to this post:  http://ottersandsciencenews.blogspot.ca/2015/05/blue-sunset-on-mars-dust-scatters-red.html - Thank you for visiting my blog.
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Damia Bouic from the Planetary Society was able to recreate the colours of a sunset on Mars to create these stunning views. The images were taken on 15th of April, on sol 956, after a three-year wait by the team working on the Rover’s MastCam
From the surface of Mars the sun appears about five eighths of the size it is when seen from the Earth
 
  • Nasa's Curiosity rover captured the sunset from the surface of Mars
  • Dust in the atmosphere scatters red light making the sunset appear blue
  • Effect produces an eerie yet beautiful contrast to the orange landscape
  • Images were initially sent back in black and white Damia Bouic from the Planetary Society was able to recreate the colours
  • The images were taken on 15th of April, on sol 956, after a three-year wait by the team working on the Rover’s MastCam.

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    Continue reading

    Friday, October 31, 2014

    JUST IN TIME FOR HALLOWEEN, A GIANT EYE APPEARS ON JUPITER

    But it is only an optical illusion caused by its moon Ganymede's shadow
     passing over its giant spot.

    Jupiter's Great Red Spot and Ganymede's Shadow. Image Credit: NASA/ESA/A. Simon (Goddard Space Flight Center)
    Jupiter’s Great Red Spot and Ganymede’s Shadow. Image Credit: NASA/ESA/A. Simon (Goddard Space Flight Center)
     
    Halloween is just around the corner. And in what appears to be an act of cosmic convergence, Hubble captured a spooky image of Jupiter staring back at us with a cyclops eye!
     
    While this is merely a convenient illusion caused by the passage of Ganymede in front of Jupiter – something it does on a regular basis – the timing and appearance are perfect.
     
    During the exposures, the shadow of the Jovian moon Ganymede swept across the center of the GRS, giving the giant planet the uncanny appearance of having a pupil in the center of its 16,000 km-diameter (10,000-mile) “eye.”
     
    The conjunction was so perfect, scientists at the NASA Goddard Space Flight Center claimed that “For a moment, Jupiter ‘stared’ back at Hubble like a one-eyed giant Cyclops.”

    Read more
    http://www.universetoday.com/115759/just-in-time-for-halloween-jupiters-gets-a-giant-cyclops-eye/

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