How Satellites Work "Man must rise above the Earth -- to the top of the atmosphere and beyond -- for only thus will he fully understand the world in which he lives." Socrates made this observation centuries before humans successfully placed an object in Earth's orbit. And yet the Greek ...
Artificial satellites can be seen on any night, and some are as bright as the planets. But can you identify which satellite or spent launch vehicle casing you are seeing? Do you know how to image it? Artificial Satellites and How to Observe Them describes all of the different satellites ...
At the very least, most satellites have a radio transmitter/receiver so that the ground-control crew can request status information from the satellite and monitor its health. Many satellites can be controlled in various ways from the ground to do anything from change the orbit to reprogram the ...
EXPLORE:How do multicloud tools enable the storage of data from satellites? Each spacecraft essentially must know how it has to maneuver relative to all the other spacecraft in the swarm. The satellite needs to maneuver autonomously, not just relative to the target it is focused on...
Science was forever changed in 1984, and the groundbreaking moment had nothing to do with George Orwell's famoussci-fidystopia. British geneticist Alec Jeffreys was trying to trace genetic markers through family generations when he accidentally discovered something far more important: Every unique perso...
GPS is made up of three different components, called segments, that work together to provide location information. The three segments of GPS are: Space (Satellites) — The satellites circling the Earth, transmitting signals to users on geographical position and time of day. Ground control — The...
GPS coordinates provide a unique identifier of a geographic location on earth expressed in alphanumeric characters. Learn how they work.
GPS operates using more than 30 satellites.(Image credit: Getty) Space.com: Before GPS was launched, what did you think the most beneficial application would be? Parkinson:I knew that the Air Force in World War II had to do, in essence, carpet bombing. What was called "precision weapon ...
Another significant use of AI in the space industry is the dynamic spectrum usage, which is a process of increasing the spectrum efficiency of the connectivity via real-time adjustments. In the case of space exploration, while satellites can learn to transmit data using the appropriate frequencies...
When I have done everything I need to do in the current time slot, I increment the accumulator by the tick interval and sleep the thread for the difference between this and the current value of the computer clock. This way, errors are corrected and do not build up. When I increment ...