Embark on a journey through the cosmos with the Astronomy Picture of the Day (APOD), where each day showcases a unique image or photograph of our intriguing universe. Accompanying these visuals is a concise explanation crafted by a professional astronomer, enhancing the viewer’s understanding of the wonders of space.
Comet NEOWISE: A Celestial Marvel
One early morning spectacle that captivated stargazers was the ascent of Comet C/2020 F3, known as NEOWISE. Rising before dawn, this remarkable comet graced the skies just over four years ago, delighting those who were fortunate enough to witness its brilliance. On July 8, 2020, a dedicated photographer captured the comet’s ascent in a stunning display, highlighting one of the few comets visible to the naked eye in this century. This inner-Solar System visitor has earned the title of the Great Comet of 2020.
The featured time-lapse video showcases Comet NEOWISE’s rise above the Adriatic Sea in Italy, combining more than 240 individual images taken over a span of 30 minutes. The video reveals the comet navigating through a foreground of luminous and undulating noctilucent clouds, set against a backdrop of distant stars. Remarkably, Comet NEOWISE maintained its brightness for an extended period of over a month, with its ion and dust tails originating from a nucleus measuring approximately five kilometres across.
APOD Transitioning to New Horizons
As a note for enthusiasts, the primary NASA site for APOD is undergoing a shift. The platform is transitioning from its existing address at apod.nasa.gov to a new home at science.nasa.gov/apod, ensuring continued access to daily astronomical wonders.
Looking Ahead to Tomorrow’s Image
As we anticipate tomorrow’s astronomy highlight, the exploration of open space awaits. With each new day, APOD continues to inspire curiosity and awe about the universe that surrounds us.
Date: 13 September 2026
Credit & Copyright: Paolo Girotti
Contributors: Robert Nemiroff, Jerry Bonnell, Cecilia Chirenti, Keighley Rockcliffe
A service of: ASD at NASA / GSFC, NASA Science Activation & Michigan Tech University
Reflecting on Yesterday’s Image
To revisit recent highlights, yesterday’s image showcased the Apollo 11 mission, aptly titled “Catching Some Sun,” reminding us of humanity’s remarkable journey into space.
More Stories
NASA’s Chandra Observes Stunning Galactic Treasure
Enhance Space Telescope Data Analysis with the Innovative Artifact InSPECtor Tool
NASA and SpaceX Crew-12 to Share Insights on Space Station Mission and Anticipated Return