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7 Views· 18 August 2023

Hitting the Sun is HARD

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Listen to "The Paradox of Choice" for free at http://www.Audible.com/minutephysics

This video is about the orbital mechanics of why it’s so hard to crash into the sun – the energy it takes to get there is astoundingly high, compared with leaving the solar system.

Thanks to everyone who supports MinutePhysics on Patreon! http://www.patreon.com/minutephysics

Link to Patreon supporters here: http://www.minutephysics.com/supporters.html

Music by Nathaniel Schroeder, http://www.soundcloud.com/drschroeder

REFERENCES

International Atomic Energy Association report on nuclear waste storage:
http://www-pub.iaea.org/MTCD/p....ublications/PDF/LTS-

And Slate’s article on actual potential solutions to nuclear waste: http://www.slate.com/articles/....health_and_science/g

Info about sun dive delta v from low earth orbit
http://space.stackexchange.com..../questions/3612/calc

Oberth effect
https://en.m.wikipedia.org/wiki/Oberth_effect
More on rocket burns
http://ntrs.nasa.gov/archive/n....asa/casi.ntrs.nasa.g

Sun dive probe
http://news.nationalgeographic.....com/news/2010/09/10
Other plans (jupiter assists) vs repeat Venus assist:
http://solarprobe.gsfc.nasa.gov/spp_mission.htm

Solar Probe Plus technical paper:
http://issfd.org/ISSFD_2014/IS....SFD24_Paper_S6-2_Guo

Mercury Messenger Trajectory: https://en.wikipedia.org/wiki/....MESSENGER#/media/Fil

Online calculator for orbital velocities, escape velocities, etc:
http://keisan.casio.com/exec/system/1360310353

Effective potential (possibly with interactive mathematica notebook?):
http://physics.oregonstate.edu/portfolioswiki/doku.php?id=activities:main&file=cfeffpotential
https://en.m.wikipedia.org/wik....i/Effective_potentia
https://www.phy.duke.edu/~rgb/....Class/phy51/phy51/no

Equations for elliptical orbit speeds, etc:
https://en.m.wikipedia.org/wiki/Apsis

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Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute!

Created by Henry Reich

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