Questions tagged [parabolic]

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Have spherical dish antennae been used with Molniya satellites to avoid switch-over signal loss?

Molniya-orbit communication satellites work well for ground locations near the poles. These high eccentricity, highly inclined orbits, with a period of 12 hours, “loiter” for about 6 hours over the ...
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“Parabolic”, suborbital and ballistic trajectories all follow elliptic paths. Is there a generic term for these trajectories?

There are three types of trajectories which produce microgravity but intersect with the surface of the earth: Reduced Gravity Flights in airplanes. These are sometimes called “parabolic” but are ...
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