Astronomy Picture of the Day · January 2025

APOD, January 2025

31 entries from January 2025: 29 images and 2 videos. 22 carry a copyright notice from the credited creator.

A star field is filled with red-glowing gas. Near the center is a bright star system Alpha Centauri, the closest star system to our Sun. Please see the explanation for more detailed information. January 1, 2025 · Copyrighted

Alpha Centauri: The Closest Star System

Image Credit & Copyright: Telescope Live, Heaven’s Mirror Observatory ; Processing: Chris CantrellSolar Analemma 2024 January 2, 2025 · Copyrighted

Solar Analemma 2024

Image Credit & Copyright: Betul TurksoyEclipse Pair January 3, 2025 · Copyrighted

Eclipse Pair

Image Credit & Copyright: Josh DuryWelcome to Perihelion January 4, 2025 · Copyrighted

Welcome to Perihelion

Image Credit & Copyright: Peter Ward ( Barden Ridge Observatory )Rocket Launch as Seen from the International Space Station January 5, 2025 · Video

Rocket Launch as Seen from the International Space Station

Video Credit: ISAA , NASA , Expedition 57 Crew (ISS); Processing: Riccardo Rossi (ISAA, AstronautiCAST ); Music: Inspiring Adventure Cinematic Background by MarynaTwo spiral galaxies are pictured on the left and right. They galaxy on the left is smaller. Both show red lanes of dust in their spiral arms. Please see the explanation for more detailed information. January 6, 2025

Colliding Spiral Galaxies from Webb and Hubble

Image Credit: NASA , ESA , CSA , STScIA star field appears above a town at night. The left part of the sky shows a pinkish-red glow that is an aurora, while the right part of the sky shows a smoother and darker glow that is a SAR arc. Please see the explanation for more detaile January 7, 2025 · Copyrighted

A New Year's Aurora and SAR Arc

Image Credit & Copyright: Alessandra MasiA star field appears that has several nebulas. Toward the upper left is a angularly small supernova remnant colored blue, while dominating the lower right is a large supernova remnant in both red and blue. Please see the explanation for mor January 8, 2025 · Copyrighted

Supernova Remnants Big and Small

Image Credit & Copyright: Stéphane Vetter ( Nuits sacrées )Peculiar Galaxies of Arp 273 January 9, 2025 · Copyrighted

Peculiar Galaxies of Arp 273

Image Credit & Copyright: Dave DoctorYoung Stars, Dark Nebulae January 10, 2025 · Copyrighted

Young Stars, Dark Nebulae

Image Credit & Copyright: Long XinAn Evening Sky Full of Planets January 11, 2025 · Copyrighted

An Evening Sky Full of Planets

Image Credit & Copyright: Dario GiannobileA cratered object is shown that shows on really large crater on its right side. Please see the explanation for more detailed information. January 12, 2025

Mimas: Small Moon with a Big Crater

Image Credit: NASA , JPL-Caltech , Space Science Institute , CassiniA morning sky is shown about a line of trees. In the sky is a faint comet. The comet is shown in better detailed in an inset image on the upper left. Please see the explanation for more detailed information. January 13, 2025 · Copyrighted

Comet ATLAS Before Sunrise

Image Credit & Copyright: Petr Horalek / Institute of Physics in OpavaA bright star is pictured in the center of field filled with glowing gas and dust and other, more faint, stars. Please see the explanation for more detailed information. January 14, 2025 · Copyrighted

North Star: Polaris and Surrounding Dust

Image Credit & Copyright: Davide CovertaEarth's moon is shown in full phase. At the top of the frame, appearing much smaller, is the more distant planet Mars. Please see the explanation for more detailed information. January 15, 2025 · Copyrighted

Wolf Moon Engulfs Mars

Image Credit & Copyright: Imran SultanM83: The Southern Pinwheel January 16, 2025

M83: The Southern Pinwheel

Image Credit: CTIO , NOIRLab, DOE, NSF, AURA; Processing: T. A. Rector (U. Alaska Anchorage/NOIRLab), D. de Martin & M. Zamani ( NOIRLab )Supernova Remnant Cassiopeia A January 17, 2025

Supernova Remnant Cassiopeia A

Image Credit: NASA , ESA , CSA , STScI ; D. Milisavljevic (Purdue University), T. Temim (Princeton University), I. De Looze (University of Gent)Full Moon, Full Mars January 18, 2025 · Copyrighted

Full Moon, Full Mars

Image Credit & Copyright: David BowmanTitan Touchdown: Huygens Descent Movie January 19, 2025 · Video

Titan Touchdown: Huygens Descent Movie

Video Credit: ESA , NASA , JPL , U. Arizona , E. KarkoschkaA comet is seen near the top of the image. The comet has several tails visible, some being white but others having different colors. Please see the explanation for more detailed information. January 20, 2025

Comet ATLAS Rounds the Sun

Image Credit: NASA , SOHO Spacecraft , LASCO C3; Processing: Rolando LigustriThe buildings of a city are seen past a dark waterway. Over the city are some dark clouds and above that, blue sky. In the blue sky, partly obscured by some of the clouds, is a comet with a very long tail, running from the middle to the top January 21, 2025

Comet ATLAS over Brasília

Image Credit: Frederico DaninA star field is dominated by a red and blue glowing nebula. This nebula appears, to some, to have the shape of North America and so is called the North America Nebula. Please see the explanation for more detailed information. January 22, 2025 · Copyrighted

The North America Nebula

Image Credit & Copyright: Dimitris ValianosNGC 7814: Little Sombrero January 23, 2025 · Copyrighted

NGC 7814: Little Sombrero

Image Credit & Copyright: Mike SelbyComet G3 ATLAS: a Tail and a Telescope January 24, 2025 · Copyrighted

Comet G3 ATLAS: a Tail and a Telescope

Image Credit & Copyright: Yuri Beletsky ( Carnegie Las Campanas Observatory , TWAN )Stardust in the Perseus Molecular Cloud January 25, 2025 · Copyrighted

Stardust in the Perseus Molecular Cloud

Image Credit & Copyright: Jeff SchillingA dark sloping hill is seen at the bottom with a bright comet with many tails visible above it, taking up most of the frame. The tails closest to the slope are the most dim. Please see the explanation for more detailed information. January 26, 2025 · Copyrighted

The Many Tails of Comet G3 ATLAS

Image Credit & Copyright: Martin Mašek ( FZU, Czech Academy of Sciences ) & Jakub KuřákA cluster of bright blue stars is seen on the upper right while an unusual dome-like mountain occupies most of the frame. Please see the explanation for more detailed information. January 27, 2025 · Copyrighted

Pleiades over Half Dome

Image Credit & Copyright: Dheera VenkatramanA foreground grass field is shown below a distant field of stars. On the grass field are some trees. Dwarfing the trees, in the sky, is a comet with a long tail. Please see the explanation for more detailed information. January 28, 2025 · Copyrighted

Comet G3 ATLAS over Uruguay

Image Credit & Copyright: Mauricio SalazarA bright spot at the center is surrounded by many concentric rings. The rings are nearly -- but not exactly -- circular in appearance. Please see the explanation for more detailed information. January 29, 2025

Dust Shells around WR 140 from Webb

Image Credit: NASA , ESA , CSA , STScI , E. Lieb ( U. Denver ), R. Lau ( NSF NOIRLab ), J. Hoffman ( U. Denver )Hydrogen Clouds of M33 January 30, 2025 · Copyrighted

Hydrogen Clouds of M33

Image Credit & Copyright: Pea MauroThe Variable Nebula NGC 2261 January 31, 2025 · Copyrighted

The Variable Nebula NGC 2261

Image Credit & Copyright: Tommy Lease (Denver Astronomical Society)

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