Advertise on podcast: NASA’s Astronomy Picture of the Day

Andromeda hangs low above Australian hills in this composite of tracked, stacked sky exposures and a separate foreground photograph. The scene shows how observing latitude and photographic techniques shape our view of a neighboring galaxy. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

This illustration depicts a white dwarf whose spectrum predicts a green appearance to human eyes. Its dense, sodium-rich atmosphere changes the balance of escaping light, revealing an unusual exception to familiar stellar colors. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

Deep imaging around the Ghosts of Cassiopeia reveals three faint oxygen-emitting structures. Their possible origins show the difference between discovering an object and establishing what powers it. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

A partial rainbow and a golden fan of anticrepuscular rays make sunlight seem to originate from the wrong side of the sky. Raindrops, cloud shadows, and perspective explain why the real Sun is behind the camera. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

The Treble Clef's looping radio structure sits within hot, X-ray-emitting gas in a merging galaxy cluster. Combined observations suggest that the collision revived particles left behind by an earlier black-hole outburst. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

The Eagle Nebula's Pillars of Creation become an audible experience as telescope image data are translated into sound. Listen to a complete sonification, then explore how the mapping makes astronomical structures accessible in another way. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

Rosetta's close-up view of Comet 67P reveals a rugged nucleus releasing jets of material near the Sun. Following the comet over time showed scientists how its landscape changes and what its escaping gas and dust contain. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

A predawn Falcon 9 launch shares the sky with the International Space Station as a sunlit exhaust plume expands overhead. This timelapse shows the contrast between a cargo spacecraft heading toward orbit and a reusable booster returning to Earth. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

A near-infrared camera reveals the Milky Way above Manhattan's bright skyline. By rejecting much of the city's visible-light glow while retaining infrared starlight, the photograph shows how wavelength selection can improve astronomical contrast. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

Mars appears among the stars of the Beehive Cluster beneath a colorful aurora. The scene combines a temporary planetary alignment with green and red light emitted high in Earth's atmosphere. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

A desert stairway appears to rise into the Milky Way, surrounded by zodiacal light and colorful airglow. This scene brings together starlight from our galaxy, sunlight scattered by Solar System dust, and light emitted by Earth's atmosphere. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

Earth's crescent Moon shares this view with Jupiter and its four large Galilean moons. Their apparent alignment and the Moon's faint earthshine reveal how distance, perspective, and reflected sunlight shape the scene. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

A deep hole in Antarctic ice is part of IceCube’s unusual way of studying the universe. Buried sensors detect faint light from particles produced in rare neutrino interactions, giving astronomers another cosmic messenger. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

The Moon’s farside is a heavily cratered landscape with far fewer dark lava plains than the side we see from Earth. This spacecraft mosaic reveals a contrasting surface history, while tidal locking explains why we normally see only the other face. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.

Stickney Crater dominates this close-up of Phobos, one of Mars’s small moons. Its enormous impact scar and streaked walls reveal how collisions and even very weak gravity reshape a tiny world. My podcasts are available in video form through this YouTube Channel. This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link above the image to select the photo corresponding to the date of this podcast. I welcome comments and suggestions about these podcasts. I can be reached here: [email protected] This work is licensed under a Creative Commons Attribution 4.0 International License.