But because there is no gravity in space.

Except "69 type".

Situation 7: If you 't accept the bondage. Then don't have sex on the space station.

The four poses are:

cause of the decreased secretion of testosterone. Decreased libido.

Have 2 men and women tested in weightlessness.

Situation 6: Sweat, tears and body fluids are all floating in the space station.

For the rest of the poses, you must use heavy estic straps to bind both sides.

in.

year 1996.

NASA ducted a love experiment on a spaceship

There are only 4 positions suitable for use in zero gravity.

Select 10 poses with high feasibility.

Situation 4: No effect of gravity. The heart needs to work harder to send blood to all parts of the body.

Situation 5: A mutant may be born.

"69 style", "female upper position", "traditional pose", "hip ing style".