Power has several definitions:
1) the ability to do something or act in a particular way, especially as a faculty or quality.
2) the capacity or ability to direct or influence the behavior of others or the course of events
3) supply (a device) with mechanical or electrical energy.
4) move or travel with great speed or force.
Answer:
A spacecraft is a vehicle or device designed for travel or operation outside the Earth's atmosphere, whereas a satellite is an object that orbits the Earth, the moon, or another celestial body. ... The Voyager and Pioneer spacecraft are not satellites because they are not in an orbit around any object.
By the change of environment, use sensory organs
The astronomers provided a new way of looking at things through exploration. Their example was followed by others who soon began exploring, leading the world into the Renaissance.
