Background loop: James Webb pan across star cluster NGC 346. Credit ESA/Webb, NASA, CSA.

The Celestial Ledger

Astronaumica

Exploring the Universe, One Episode at a Time. Uncover the secrets of the cosmos through immersive audio storytelling.

Discovery Awaits
High-resolution, cinematic photograph of the surface of Mars
Latest Episode EP. 142 — 54 MIN

The Red Dust Chronicles: A Mars Retrospective

We journey back to the first Martian landings and explore the future of human colonization. Featuring exclusive telemetry recordings from the Perseverance rover.

18:42 54:00

Past Horizons

Continue your journey through our archived explorations.

View All Episodes
Earth seen from space showing thin atmosphere
EP. 141

The Fragile Blue: Atmosphere Layers

A technical dive into the gas compositions that protect our biosphere from cosmic radiation.

Distant spiral galaxy in dark space
EP. 140

Galactic Spin: Dark Matter Halos

Why do galaxies rotate the way they do? We talk to CERN scientists about the unseen mass.

Starry sky over a silhouette landscape
EP. 139

Light Pollution: Reclaiming the Sky

The global movement to restore dark skies and the impact on migratory wildlife.

Every photon reaching your eye left its star before you were born. We tell the story of its journey.

Background loop: James Webb pan across interacting galaxies Arp 142. Credit NASA, ESA, CSA, STScI.

Deciphering the Cosmic Code

Astronaumica is more than a podcast. It is a digital archive for the curious mind, bridging the gap between high-level astrophysics and human curiosity. We believe that the stories written in the stars are meant to be read by everyone.

12M+ Global Listeners
140+ Explorations
25+ Guest Scientists
Background loop: JADES deep field fly through. Credit NASA, ESA, CSA, STScI.

From the blog

Field guides for the night sky

Telescopes, apps, clubs and careers. Practical guides written for people who are just starting to look up.

Read the guides