Satellite History
What is Sputnik 1?
First Artificial Satellite
What is an Orbit?
The balance between velocity and gravitational pull
What are Communication Satellites used for?
Relays and amplifies radio telecommunication signals
What's it's Power Source?
Usually solar panels that convert sunlight into electricity
Communication
Global television, radio, and internet services
When was the first GPS Satellite Founded
1976
What altitude is Low Earth Orbit?
200-2,000 km altitude
What are Weather Satellites used for?
To predict weather patterns
Antenna
Transmits and receives signals
Weather Forecasting
Predicting hurricanes, storms, and climate changes.
What does the Hubble Space Telescope do?
Captured iconic images of galaxies, stars, and distant space phenomena
What altitude is Medium Earth Orbit?
2,000-35,000 km
What are Navigation Satellites used for?
Determine their location to high precision
What does the Propulsion System do?
Helps adjust the satellite's position
Navigation
GPS systems used for transport, mapping, and location services
What did Explorer 1 discover?
The Van Allen radiation belts
What altitude is a Geostationary Orbit?
35,786 km altitude
What are military satellites used for?
Intelligence gathering, navigation and military communications
Sensors
Capture data or images, depending on the satellite’s mission
Earth Observation
Monitoring deforestation, urban growth, and natural disasters.
What was Landsat 1?
The first Earth-observation satellite
What Satellites fly in low and then medium orbit?
Low: International Space Station
Medium: GPS Satellites
What are Scientific Satellites used for?
Scientific research; expand our knowledge of aerospace
Onboard Computer
Controls satellite operations
Scientific Research
Advancing knowledge of the universe and space exploration.