In January 2023, the Caltech Space Solar Power Project (SSPP) is poised to launch into orbit a prototype, dubbed the Space Solar Power Demonstrator (SSPD), which will test several key components of an ambitious plan to harvest solar power in space and beam the energy back to Earth. [Caltech story]
Written by
Robert Perkins
![Space Solar Power](https://divisions-prod.s3.amazonaws.com/eas70/Imported%20News%20Images/images/SSPP_January_2023.width-450.jpg)
![Sergio Pellegrino, Harry Atwater, and Ali Hajimiri](https://divisions-prod.s3.amazonaws.com/eas70/Imported%20News%20Images/images/Caltech_Sergio_Harry_Ali_5687.original.width-450.jpg)
Image Gallery Lightbox
![Sergio Pellegrino, Harry Atwater, and Ali Hajimiri](https://divisions-prod.s3.amazonaws.com/eas70/Imported%20News%20Images/images/Caltech_Sergio_Harry_Ali_5687.original.max-1400x800.jpg)
(L to R) Sergio Pellegrino, Harry Atwater, and Ali Hajimiri, the principal investigators of the Space Solar Power Project.
Download Full Image