Nasa spacecraft receives laser signal from 290 million miles away
Nasa has successfully sent a laser signal about 290 million miles, smashing previous records and potentially transforming our exploration of the solar system.
The milestone was reached by Nasa’s Deep Space Optical Communications technology demonstration, which is exploring whether it is possible to use lasers to send messages deep into space. Lasers can send data at rates up to 100 times that of the radio frequencies used today, allowing for more complex and high-definition data, but they also require much greater precision to work.
It was sent to the Psyche spacecraft, which launched in October 2023. Its main mission is to study an asteroid with the same name, but it is also carrying the Nasa experiment to test laser communication through space.
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