Satellite (3)

Specific positions in the elliptical orbits (2)

Perigee

Orbital shapes - Perfectly circular

Orbital shapes - Elliptical

Apogee and perigee of a satellite in an elliptical orbit

Apogee of a satellite in an elliptical orbit

Is the position of the satellite which is furthest from the planets or stars encircled by the satellite

Relationship between Orbital Height and Satellite Velocity

The higher the orbital height of a satellite, the lower the satellite speed for it to remain in orbit

Launch vehicles

Made up of one or more rockets, are used to send satellites or spacecrafts into outer space

Ways to place satellites into orbits using launch vehicles (1)

Directly into orbit

Ways to place satellites into orbits using launch vehicles (2)

Hohmann transfer orbit

Ways to send launch vehicles into orbit - Directly into orbit