23 Terms
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Space flight
Of or relating to the act of voyaging outside the Earth's atmosphere and into outer space, and the science involved in achieving it.
Industry: Aerospace
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Space flight
Semi-major axis
Aerospace; Space flight
Half the distance of an ellipse's maximum diameter, the distance from the centre of the ellipse to one end.
Solar wind
Aerospace; Space flight
Flow of lightweight ions and electrons (which together comprise plasma) thrown from the sun.
Small magellanic cloud (SMC)
Aerospace; Space flight
The smaller of two small galaxies orbiting nearby our Milky Way galaxy, which are visible from the southern hemisphere.
Retrograde
Aerospace; Space flight
Orbit in which the spacecraft moves in the opposite direction from the planet's rotatation. See prograde.
