Agnirva Space Premier League - Expedition #30588: Catching Cosmic Signals: The Deployable Optical Receiver Array Aboard the ISS

Have you ever wondered how scientists study the earliest moments of the universe? One method is by catching extremely faint radio signals from space. The Deployable Optical Receiver Array (DORA) experiment, developed at Arizona State University, is designed to help do just that. Led by Dr. Daniel Jacobs, DORA aims to test the feasibility of deploying large-scale optical arrays in orbit to detect low-frequency cosmic radio waves.

Cosmic radio waves carry information about the universe’s earliest structures—galaxies, quasars, and the mysterious ‘dark ages’ before stars formed. On Earth, these signals are hard to detect because they’re drowned out by human-made noise and atmospheric interference. But in space, above all that noise, a deployable array can function much more effectively.

Installed during Expedition 71, DORA tests how well these systems can be compacted for launch and then unfurled in orbit. If successful, it could pave the way for massive space-based telescopes capable of studying the universe in unprecedented detail. Students interested in astrophysics, engineering, or data science will find DORA particularly exciting—it’s not just about seeing farther, but hearing the ancient whispers of the cosmos.

Join the Agnirva Space Internship Program

Get certified with over 100 hours of immersive, self-paced learning in astronomy, cosmology, space technology, and climate science through the Agnirva Space Internship Program. Join, complete virtual projects, and earn a digital certificate to showcase your space fluency in interviews, resumes, and beyond.