Jennifer Brown
Jennifer Brown voted up bia malik's answer

When satellite is falling freely in space, everything within this freely falling system will appeare as weightless and this condition is known as weightlessness.

As the space ship is accelerating towards the centre of Earth at all times since it circles round the Earth.  Thus no force is required to hold this space ship.  "A system … Read more

Jennifer Brown
Jennifer Brown voted up KAUSTUBH SHAH's answer
Weightlessness in Orbit Earth-orbiting astronauts are weightless for the same reasons that riders of a free-falling amusement park ride or a free-falling elevator are weightless. They are weightless because there is no external contact force pushing or pulling upon their body. In each case, gravity is the only force acting upon their body. Being an … Read more