Questions tagged [ulysses]

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1answer
110 views

Why did the Ulysses probe reach Jupiter much faster than Galileo?

Both Ulysses and Galileo were launched by the Space Shuttle and the Inertial Upper Stage (IUS). Yet Ulysses only took 16 months to reach Jupiter, while Galileo took 6 years. Is it because Galileo ...
6
votes
1answer
137 views

How exactly did Jupiter change Ulysses orbital plane from nearly ecliptic to polar?

Ulysses spacecraft trajectory is truly amazing. Utilizing gravity assist from Jupiter it was sent into polar orbit around the Sun. I can understand gravity assist concept, I can also (intuitively) ...
15
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1answer
1k views

After the loss of Challenger, why weren’t Galileo and Ulysses launched by Centaurs on expendable boosters?

The Centaur upper stage, the first hydrolox rocket stage ever flown and (in its highly-evolved forms) still one of the most-used, as well as one of the highest-performance (if not the highest-...