Swarming Proxima Centauri: Coherent Picospacecraft Swarms Over Interstellar Distances

What a Swarm of Probes Can Teach Us About Proxima Centauri B

NASA just announced funding for 13 new "Innovative Advanced Concepts" under the NIAC program. They include a swarm of autonomous "gram-scale interstellar probes" designed to send back images of Proxima Centauri, and a sample return mission to Venus.

What Could the Extremely Large Telescope See at Proxima Centauri's Planet?