Project Kuiper: Amazon’s answer to SpaceX’s Starlink passes ‘crucial’ test::Amazon’s Project Kuiper, which uses optical inter-satellite link (OISL) technology to connect more than 3,000 satellites in a mesh network that blankets Earth, just cleared a final hurdle needed to launch next year.
It’s worse than that. The laser communications between them could also cause issues with earth-based systems like observatories.