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The Martian Sunset

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ManaByte

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PIA07997.jpg


NASA's Mars Exploration Rover Spirit captured this stunning view as the Sun sank below the rim of Gusev crater on Mars. This Panoramic Camera (Pancam) mosaic was taken around 6:07 in the evening of the rover's 489th martian day, or sol, on May 19. Spirit was commanded to stay awake briefly after sending that sol's data to the Mars Odyssey orbiter just before sunset.

This small panorama of the western sky was obtained using Pancam's 750-nanometer, 530-nanometer and 430-nanometer color filters. This filter combination allows false color images to be generated that are similar to what a human would see, but with the colors slightly exaggerated.

In this image, the bluish glow in the sky above the Sun would be visible to us if we were there, but an artifact of the Pancam's infrared imaging capabilities is that with this filter combination the redness of the sky farther from the sunset is exaggerated compared to the daytime colors of the martian sky.

Because Mars is farther from the Sun than the Earth is, the Sun appears only about two-thirds the size that it appears in a sunset seen from the Earth.
 

Matrix

LeBron loves his girlfriend. There is no other woman in the world he’d rather have. The problem is, Dwyane’s not a woman.

BuddyC

Member
Is it bad that I immediately think of Tattoine and hear Binary Sunset in my head?

Regardless, beautiful. Only wish it was bigger. Oh well. Upscale, upscale, upscale!
 

aoi tsuki

Member
Because Mars is farther from the Sun than the Earth is, the Sun appears only about two-thirds the size that it appears in a sunset seen from the Earth.
On that note, i'd really like to see what the sun looks like from Mercury or Venus. Watching the setting sun take up half the horizon must look amazing.
 

AniHawk

Member
It's so strange to see that in color, like what it might look like to us to be there to watch it set. That is absolutely amazing.
 

jett

D-Member
aoi tsuki said:
On that note, i'd really like to see what the sun looks like from Mercury or Venus. Watching the setting sun take up half the horizon must look amazing.

NASA, get on it, for great justice. Seriously, that really would look incredible.
 
aoi tsuki said:
On that note, i'd really like to see what the sun looks like from Mercury or Venus. Watching the setting sun take up half the horizon must look amazing.

I don't think you would be able to see the sunset of venus because of the massive amount of cloud cover.
 
Tritroid said:
IIRC, the surface of Venus is at least 10 times the temperature of the hottest tropical forest on Earth.

Yeah. Venus averages around a cool and breezy 880 degrees farenheit (470 degrees celsius, or 740 Kelvin, depending on how you typically measure temperature).

I don't know how hot the average rain forest is, but I'd guess that's reasonably close (within 1-200 degrees) an order of magnitued beyond the tropical rain forests here.
 
AniHawk said:
Besides, isn't it unbelievably hot on Venus?

And a surface pressure about 90 times that of earths (equivalent of 1 km down an ocean). What usually happened to the Russian probes that landed there, is that a couple minutes after landing, they decompressed and melted about the same time. Not a very hospitable place.
 
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