Sending lasers across space - CNN
2023年11月24日 · The tech demo was designed to be the US space agency’s most distant experiment of high-bandwidth laser communications, testing the sending and receiving of data …
Laser communication in space - Wikipedia
Laser communication in space is the use of free-space optical communication in outer space. Communication may be fully in space (an inter-satellite laser link) or in a ground-to-satellite or …
10 Things to Know About ICESat-2, NASA’s Latest Space Laser
2018年9月10日 · NASA just launched ICESat-2, our most advanced laser instrument of its kind, into orbit around Earth on Sept. 15. The Ice, Cloud and land Elevation Satellite-2 will make …
Earth Has Received a Message Laser-Beamed From 10
2023年11月22日 · In this latest test, the laser photons took about 50 seconds to get from spacecraft to telescope, and both are hurtling through space while this is happening. The laser …
NASA’s Deep Space Optical Comm Demo Sends, Receives First Data
2023年11月16日 · NASA’s Deep Space Optical Communications (DSOC) experiment has beamed a near-infrared laser encoded with test data fromnearly 10 million miles (16 million …
Laser propulsion - Wikipedia
Laser propulsion is a form of beam-powered propulsion where the energy source is a remote (usually ground-based) laser system and separate from the reaction mass. This form of …
What’s Next: The Future of NASA’s Laser Communications
2022年8月11日 · NASA uses lasers to send information to and from Earth, employing invisible beams to traverse the skies, sending terabytes of data – pictures and videos – to increase our …
Optical Communications - NASA
2023年9月27日 · With laser communications, NASA can significantly accelerate the data transfer process and empower more discoveries. Optical, or laser, communications will enable 10 to …
Space Lasers | ICESat-2 - NASA
ATLAS features new technologies that allow it to collect a more detailed, precise picture of the heights of the planet’s ice, vegetation, land surface, water and clouds. As it orbits over the …
Powerful space laser detected by South African telescope - CNN
2022年4月15日 · Astronomers have detected a powerful radiowave laser, known as a megamaser, in space. This record-breaking megamaser is the most distant one ever observed …