/u/AK-Arby's posts in /r/askscience

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The SWARM satellite recently revealed the Earth's magnetic field is weakening, possibly indicating a geo-magnetic reversal. What effects on the planet could we expect if this occurred?

3009 upvotes

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How do NASA and other space agencies designate "launch windows" specifically?

59 upvotes

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How do pupil's shape determine vision capability?

20 upvotes

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What happened/happens to the solid mass objects that have impacted gas giants like Jupiter / Saturn?

7 upvotes

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Weather in general seems to move from west to east more frequently than the reverse, is this a result of fluidic dynamics being chaotic, or is there a link to the planetary rotation increasing those odds?

1 upvotes

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Is it possible we will see a more mobile, drone-like, flight capable autonomous lander for extra-planetary exploration?

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Ice XI is a dramatically compressed and cooled form of water, but still expected to be seen in nature.. What properties would this substance have in large quantities, and would this be potentially usable for a deep space exploratory water source?

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Mass drivers/ground based acceleration for space travel.

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
The SWARM satellite recently revealed the Earth's magnetic field is weakening, possibly indicating a geo-magnetic reversal. What effects on the planet could we expect if this occurred?	3009
How do NASA and other space agencies designate "launch windows" specifically?	59
How do pupil's shape determine vision capability?	20
What happened/happens to the solid mass objects that have impacted gas giants like Jupiter / Saturn?	7
Weather in general seems to move from west to east more frequently than the reverse, is this a result of fluidic dynamics being chaotic, or is there a link to the planetary rotation increasing those odds?	1
Is it possible we will see a more mobile, drone-like, flight capable autonomous lander for extra-planetary exploration?	1
Ice XI is a dramatically compressed and cooled form of water, but still expected to be seen in nature.. What properties would this substance have in large quantities, and would this be potentially usable for a deep space exploratory water source?	1
Mass drivers/ground based acceleration for space travel.	1