Questions tagged [flyby]

Questions regarding flyby in which the spacecraft flies near celestial object in a hyperbolic path for scientific explorations. Such flybies may also be made to increase velocity or reduce the velocity via a gravitational assist.

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Limitations of gravitational assist flybys

My understanding is that it's easier to send something out of the solar system than into the sun due to the need to overcome the speed at which the earth moves around the sun. My understanding of ...
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What are these mysterious white star-like dots near MU69 Ultima Thule? Real objects near the asteroid, noise, cosmic rays, or something else?

NOTE: I think either possibility suggested below is possible, I'm not looking for arguments why one of them would be your favorite like this answer. Instead, I'm looking for a fairly conclusive answer;...
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What Jovian system science targets would be suitable for Jupiter gravity assist flyby missions with other primary purposes?

Flying by Jupiter for gravity assist, and with the Oberth effect bonus, has been used for multiple missions to other outer planets and to comets. And has potential for use even for missions aiming at ...
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Is there a way to get the angle of approach of a spacecraft with respect to a planet velocity vector?

I apologize if my question is badly formulated I know it's really specific but here what I would like to know : I managed to compute the turning angle of the velocity for a body along a hyperbola ...
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How many asteroids could a retrograde probe in the Asteroid Belt flyby?

Cassini makes frequent flyby's of moons at Saturn. If one similarly put a probe in retrograde heliocentric orbit in the Asteroid Belt, how frequent could one expect to make a near flyby, given the ...