Astronomy Picture of the Day
1 day ago · Explanation: Jupiter, the Solar System's ruling gas giant, is the brightest celestial beacon at the center of this composite night skyscape. The scene was constructed by selecting the 40 …
APOD: 2025 January 27 – Pleiades over Half Dome
The Pleiades star cluster is pictured over Half Dome, a famous rock structure in Yosemite National Park in California, USA. The featured image is a composite of 28 foreground exposures and 174 images …
Astronomy Picture of the Day
2 days ago · The featured image, taken from near Nashville, Tennessee, USA, is a composite of 234 hours of exposures made in different colors: red as emitted by hydrogen gas, yellow as emitted by …
APOD: 2025 December 17 – W5: The Soul Nebula
Dec 7, 2025 · The featured image, taken from near Nashville, Tennessee, USA, is a composite of 234 hours of exposures made in different colors: red as emitted by hydrogen gas, yellow as emitted by …
APOD: 2025 January 11 - An Evening Sky Full of Planets
In the foreground of the composite panorama captured on 2 January, planet Earth is represented by Mount Etna's lower Silvestri Crater. Of course Earth's early evening skies are full of planets for the …
APOD: 2025 April 8 – Moon Visits Sister Stars
Taken from Cantabria, Spain on April 1, the featured image is a composite where previous exposures of the Pleiades from the same camera and location were digitally added to the last image to bring up …
APOD: 2025 March 15 - Tololo Totality
Reflecting the deeply reddened sunlight scattered into Earth's shadow, the darkened lunar disk was recorded in this time series composite image from Cerro Tololo Observatory, Chile.
APOD: 2025 January 6 – Colliding Spiral Galaxies from Webb and Hubble
The featured image in scientifically assigned colors is a composite of Hubble exposures in visible light and Webb exposures in infrared light. Astronomers predict that NGC 2207, the larger galaxy on the …
APOD: 2025 December 18 - Jupiter and the Meteors from Gemini
Explanation: Jupiter, the Solar System's ruling gas giant, is the brightest celestial beacon at the center of this composite night skyscape. The scene was constructed by selecting the 40 exposures containing …
APOD: 2025 May 27 – Zeta and Rho Ophiuchi with Milky Way
Many iconic objects of the night sky appear, including (can you find them?) the bright star Antares, the globular star cluster M4, and the Blue Horsehead nebula. This wide field composite, taken over 17 …