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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.

Contributors in Space flight

Space flight

Second

Aerospace; Space flight

The SI base unit of time. See this extensive definition.

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.

Saturn

Aerospace; Space flight

Sixth planet from the sun, a gas giant or Jovian planet.

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.

Sidereal time

Aerospace; Space flight

Time relative to the stars other than the sun.

Retrograde

Aerospace; Space flight

Orbit in which the spacecraft moves in the opposite direction from the planet's rotatation. See prograde.

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