/u/whatsmyPW's posts in /r/askscience

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Since the Sun is converting mass to energy, its gravitonal pull should be reducing. What kind of effect does this have on our orbit?

99 upvotes

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The Voyager Missions took advantage of gravitational slingshotting from the alignment of the planets. If kinetic energy was added to the probes, where was energy lost to balance out?

17 upvotes

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Since the Earth moves in an ellipse around the sun. How significant is the centrifugal force?

11 upvotes

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Is the Jerk of the expansion of space positive or negative?

3 upvotes

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What is having a bigger impact on a change of our orbital distance from the Sun. Gravitational waves being emitted, or mass loss of the Sun?

1 upvotes

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What is the optimal outside temperature(@ sea level) to get the best MPG for your car?

1 upvotes

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If I'm looking at the sun in the middle of the day, is the position the Earth will be at in 3 months in view?

1 upvotes

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Is there a mental advantage/disadvantage for a runner lining up on the inner track and seeing himself trailing?

1 upvotes

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If you need two object with mass to have gravitational pull, then why can't light escape a black hole?

0 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Since the Sun is converting mass to energy, its gravitonal pull should be reducing. What kind of effect does this have on our orbit?	99
The Voyager Missions took advantage of gravitational slingshotting from the alignment of the planets. If kinetic energy was added to the probes, where was energy lost to balance out?	17
Since the Earth moves in an ellipse around the sun. How significant is the centrifugal force?	11
Is the Jerk of the expansion of space positive or negative?	3
What is having a bigger impact on a change of our orbital distance from the Sun. Gravitational waves being emitted, or mass loss of the Sun?	1
What is the optimal outside temperature(@ sea level) to get the best MPG for your car?	1
If I'm looking at the sun in the middle of the day, is the position the Earth will be at in 3 months in view?	1
Is there a mental advantage/disadvantage for a runner lining up on the inner track and seeing himself trailing?	1
If you need two object with mass to have gravitational pull, then why can't light escape a black hole?	0