Welcome to the 1520 Perfect Dictionary

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Swing-by (1)
SWING-BY (1)

Definition: (aerospace) The passing of celestial body by a spacecraft, usually taking advantage of its gravitational force.
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See perfect movement (1).

See perfect particularity (1).

See perfect direction (1).
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See perfect heavenly body.

See perfect advantageousness.

See perfect mother nature.

1520 Products

1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way.

1520 Sex Game

1520 Puzzles

1520 Marriage Game