Most Famous Artificial Satellites
Other famous satellites include.
Most famous artificial satellites. The first artificial satellite was the soviet sputnik 1 mission launched in 1957. It took about 98 minutes for sputnik i to orbit the earth on its elliptical path. The earth s moon is the most obvious example satellite communication satellite communication in telecommunications the use of artificial satellites to provide communication links between various points on earth. Explorer 1 usa vanguard 1 usa tdrss the tracking data relay satellite system usa.
There may be others that serve similar functions but the satellites listed are exemplars. Most known natural satellites orbit planets. First satellites from each country are included. Most of these satellites are representative of an entire class of satellites.
Since then dozens of countries have launched satellites with more than 3 000 currently operating spacecraft. Navstar 76 usa 266 gps iif 12 is a satellite orbiting plane f of the gps constellation where it enters slot 1 to replace the iir 6 satellite that was launched back in late 2000 and looks forward to taking a different spot in the constellation from where it will enhance legacy coverage and serve a redundant function. The world s first artificial satellite was about the size of a basketball and weighed only 183 pounds. This timeline of artificial satellites and space probes includes unmanned spacecraft including technology demonstrators observatories lunar probes and interplanetary probes.