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Questions tagged [orbital-decay]

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4
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2answers
222 views

How much G force is applied when correcting an orbit around Earth?

How much g force is applied to a satellite to correct a decaying orbit if done each orbit? How long does it take to correct an orbit on the average? I understand there are variables as in which orbit ...
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1answer
1k views

How long will the Tesla Roadster's heliocentric orbit last?

The long term prospects for the integrity of the Roadster and to a lesser extent its seat belted occupant have been addressed in the answers and discussion below Can I drive Elon Musk's Tesla after it'...
2
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1answer
375 views

Is it possible to have a binary “figure-8” orbit around the Moon and the Earth and perhaps always face the sun?

Is it possible to have a 'figure 8' orbit around the Earth and the Moon? I'm looking for a non-decaying orbit that will not require significant rocket fuel to maintain, unlike the orbits used in the ...
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0answers
82 views

If the moon's orbit decays- how would it effect the moon's phases? [closed]

If a planet passed near the moon and caused its orbit to decay down to earth- how long could it take and how would that effect the visible phases of the moon on earth?
3
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1answer
331 views

Why are deorbited satellites allowed a slow orbit decay instead of burning them up rapidly?

In "What are the conditions for re-entry of an object in a (highly) elliptical orbit?" Eerie asks about orbital mechanics of orbital decay of decommissioned satellite: starting with extremely ...
16
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2answers
3k views

Why are obsolete geostationary satellites re-orbited above the geostationary belt?

That seems a bit counter-intuitive, because in an orbit above the belt, the satellite would eventually lose gain velocity, so its orbit would intersect the orbital plane of the geostationary ...
11
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2answers
997 views

How do orbital boosts affect the structural integrity of the ISS?

I've become curious of this question since my time on KSP, and searches have not rendered much. In the simulator, building large stations even without the micro atmosphere being simulated, can cause ...
10
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2answers
2k views

How do solar flares degrade orbits?

What is the mechanism of solar flares that causes degradation of spacecraft orbits? The kind that deorbited Skylab? The proton storm is fairly thin, its pressure shouldn't affect the kinetic energy. ...
9
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2answers
933 views

What will happen to the Russian messages flash drive?

I saw a video today of a flash drive being thrown into space from the ISS (http://www.bbc.co.uk/news/science-environment-35487441). What will happen to this flash drive? Will it burn up in the ...
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2answers
2k views

How long can a LEO Satellite maintain its orbit if it loses all power?

Basically if it becomes a rock, how long until it reenters and burns up?
14
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1answer
4k views

Can we see the Russian Progress 59 spacecraft burn up on reentry?

Progress 59's orbit is decaying and it will soon reenter Earth's atmosphere. Will it be possible for observers on the ground to see it burn in the skies as it falls towards the Earth?
15
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1answer
564 views

Through what process does MESSENGER undergo orbital decay?

At some point this year, the MESSENGER mission to Mercury will come to an end, as the spacecraft has exhausted its supply of maneuvering propellant necessary to keep it in orbit. It is currently using ...
3
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1answer
387 views

Will, or when will, Mars Global Surveyor decay from orbit?

In fact, do we have any recorded evidence of spacecraft at Mars suffering from atmopsheric decay over time? It's well known that we commonly use aerobraking (not be confused with aerocapture, which ...
6
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1answer
2k views

Why has Vanguard 1 not decayed significantly since its orbital injection in 1958?

Vanguard 1 became the first satellite to use solar panels as a power source in 1958, when it was launched into an orbit with the following parameters: 654 by 3,969 kilometres (406 mi × 2,466 mi), ...