Starlink, its basic theory, and interesting facts: |
Starlink satellite constellation is placed in low earth orbits. |
Starlink satellite communication network is designed, owned, and run by SpaceX, a company founded in 2002. Its owner is Elon Musk. |
SpaceX is involved in providing upgraded commercial spaceflight. SpaceX stands for Space Exploration Technologies Corporation. Its headquarters is located at SpaceX Starbase near Brownville, Texas, in the U.S.
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SpaceX is capable of building up to 40 satellites in a week. |
SpaceX has shown its capacity by launching 240 satellites in a month. |
Contrary to other modes (optical fiber, cable, or wireless), Starlink provides internet communication through satellites in low-Earth orbits. |
Low Earth Orbit (LEO) satellites provide low latency and increased internet speed compared to Geostationary satellites, which are at around 36000 km altitude. |
SpaceX is an expert in space missions. It has already launched very low-altitude (<350 km) satellites. |
The average Latency ( Propagation delay due to long-distance travel by the signal) in Starlink satellite communication is around 34 ms. Though it is high compared to 17 ms latency in Optic fiber communication, it is still good up to 40 ms for most applications. |
Starlink LEO satellite communication system claims 1 Gbps internet speed anywhere in the world and aims to claim 10 Gbps speed. If it becomes true, a 4k movie can be downloaded in less than 30 seconds. |
Starlink satellites use laser technology to communicate with each other. It reduces the dependency on multiple ground stations for relaying/hopping the signals. |
SpaceX has proposed a constellation of almost 42,000 tablet-sized satellites in low-earth orbit for global internet communication with low latency. |
One SpaceX Falcon rocket can fit up to 60 satellites. |
NASA (National Aeronautics and Space Agency, an independent agency of the U.S. federal government) and SpaceX have an agreement for information sharing to avoid collision in the satellite orbits. |
If we compare it with other satellite internet companies, it is better than HughesNet and Viasat. The latency of Starlink satellite communication is estimated to be ten times less, and the Internet speed of the Starlink communication system is estimated to be five times better than HughesNet and Viasat. |
Its competitors, HughesNet, Amazon, Viasat, and Onewave, are also in the race to provide global internet communication. |
Starlike is adopting different techniques to make the superior to competitors. |
Instead of using a few large satellites in higher orbits, Starlink is using thousands of small satellites in low earth orbits. |
Starlink uses thousands of satellites to ensure global and remote area communication. It reduces the chances of an outage for service. It happens in other satellite communication systems that use a few satellites. |
It is the world's first and largest satellite constellation in the LEO that delivers broadband internet communication and is capable of supporting video streaming, online gaming, video calls, etc. |
Starlink project is run by the giant SpacX company that regularly launches satellites. The competitors of Starlink do not have such support because launching a satellite is a costly affair.
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