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NASA creates new record by successfully transmitting data from over 140 million miles to Earth

Optical Communications successfully transmitted data from over 140 million miles away to Earth, paving the way for a new record and the potential of deep space communication.

NASA creates new record by successfully transmitting data from over 140 million miles to Earth
Cover Image Source: NASA JPL

The immense potential of technology and science continues to expand the boundaries of space exploration. Recently, one of these pioneering projects tested a crucial aspect of deep space communication. NASA's Deep Space team, from the Jet Propulsion Laboratory (JPL), successfully transmitted engineering data to Earth from over 140 million miles using the Psyche spacecraft. The statement mentioned that though the asteroid-bound spacecraft does not rely on optical communications to send data, the recent experiment proved that there is potential for the same.

Image Source: SpaceX Falcon Heavy rocket with the Psyche spacecraft onboard  at NASA's Kennedy Space Center in Cape Canaveral, Florida. Photo by Aubrey Gemignani/NASA via Getty Images
Image Source: SpaceX Falcon Heavy rocket with the Psyche spacecraft onboard at NASA's Kennedy Space Center in Cape Canaveral, Florida. Photo by Aubrey Gemignani/NASA via Getty Images

A copy of engineering data was sent from 140 million miles to the Earth, calculated as 1½ times the distance between the Earth and the Sun. The Psyche spacecraft was designed to be launched towards an asteroid, per Space.com. However, the spacecraft also collaborated with Optical Communications to conduct the research. The success of the transmission has proved to be of vast potential in communications for future purposes. Laser communications offer faster and more flexible capabilities than current technologies used by researchers.

Image Source; Psyche project manager Henry Stone next to the Psyche mission spacecraft at NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California. (Photo by Mario Tama/Getty Images)
Image Source; Psyche project manager Henry Stone next to the Psyche mission spacecraft at NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California. (Photo by Mario Tama/Getty Images)

NASA broke a record by sending communications over such a ginormous gap. Meera Srinivasan, the project lead at NASA JPL in Southern California, shared her views on the progress in the statement. She said, “We downlinked about 10 minutes of duplicated spacecraft data during a pass on April 8. Until then, we sent test and diagnostic data in our downlinks from Psyche. This represents a significant milestone for the project by showing how optical communications can interface with a spacecraft’s radio frequency comms system.”

Today's laser communications can transmit data up to 100 times faster, enhancing deep-space communication prospects. NASA has been constantly experimenting with the speeds of transmitting data for quite some time. In December 2023, a 15-second video was transmitted from 19 million miles, which showed that it was possible to transmit data at a speed of 267 megabits per second. Given the spacecraft's vast distance, a significant reduction in transmission speed was anticipated.

To their luck, the data transmitted from such a long distance still showed a speed of 25 megabits per second. While the same is a big minus from the initial speed, it is far ahead of 1 megabyte per second, the speed researchers had approximated. Ken Andrews, project flight operations lead at JPL, said, “After receiving the data from the DSN and Palomar, we verified the optically downlinked data at JPL. It was a small amount of data downlinked over a short time frame, but the fact we’re doing this now has surpassed all of our expectations.”


 
 
 
 
 
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A post shared by NASA Jet Propulsion Laboratory (@nasajpl)


 

Adding a fun fact to the entire experiment, @nasajpl shared that part of the data involved in the trial and transmission was that of an orange, furry and adorable Tater, a cat seated gloriously. Ryan Rogalin, project receiver’s electronics lead for JPL, added more about the findings and its newly discovered scope. He said, “We’ve learned a great deal about how far we can push the system when we do have clear skies, although storms have interrupted operations at both Table Mountain and Palomar on occasion.”



 

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