Astronomy Picture of the Day · April 2024

APOD, April 2024

30 entries from April 2024: 28 images and 2 videos. 23 carry a copyright notice from the credited creator.

A donut-shaped orange figure is seen with lines extending along the emission in a swirling pattern. Please see the explanation for more detailed information. April 1, 2024

Swirling Magnetic Field around Our Galaxy's Central Black Hole

Image Credit: EHT CollaborationThe Sun is shown during a total solar eclipse. Accentuated is the expansive corona of the Sun, which is shown streaming out in all directions. Please see the explanation for more detailed information. April 2, 2024 · Copyrighted

Detailed View of a Solar Eclipse Corona

Image Credit & Copyright: Phil HartA nebula is shown that appears like a firework. Radial filaments connect a glowing halo to a star in the center that appears as a blue dot. Please see the explanation for more detailed information. April 3, 2024

Unusual Nebula Pa 30

Image Credit: NASA , ESA , USAF , NSF ; Processing: G. Ferrand ( U. Manitoba ), J. English ( U. Manitoba ), R. A. Fesen ( Dartmouth ), C. Treyturik (U. Manitoba); Text: G. Ferrand & J. EnglishComet Pons-Brooks at Night April 4, 2024 · Copyrighted

Comet Pons-Brooks at Night

Image Credit & Copyright: Dan Bartlett `The Solar Corona Unwrapped April 5, 2024 · Copyrighted

The Solar Corona Unwrapped

Image Credit & Copyright: Peter Ward ( Barden Ridge Observatory )Unwinding M51 April 6, 2024 · Copyrighted

Unwinding M51

Image Credit & Copyright: Data – Hubble Heritage Project , Unwinding – Paul HowellA sequence of images showing the Moon covering increasing amounts of the Sun is shown, with the center image showing a total solar eclipse. The great corona of the Sun can be seen around the dark moon in the center image. Please see the exp April 7, 2024 · Copyrighted

A Total Solar Eclipse over Wyoming

Image Credit & Copyright: Ben CooperA sequence of eight images of Comet Pons-Brooks, from top to bottom, showing the comet and its changing tail over 9 days. The ion tail looks very different in each of the images, sometimes being much more complex than other times. Please se April 8, 2024 · Copyrighted

The Changing Ion Tail of Comet Pons-Brooks

Image Credit & Copyright: Shengyu Li & ShainingPlease see the explanation for more detailed information. April 9, 2024 · Copyrighted

Moon's Shadow over Lake Magog

Image Credit & Copyright: Stan HondaA totally eclipsed Sun is seen in the sky surrounded by a bright corona. In the foreground several people watch it near a large tree. To the right of the eclipsed Sun is the bright planet Venus, while the nearly-as- bright planet Jupiter is April 10, 2024

Planets Around a Total Eclipse

Image Credit: Stéphane Vetter ( Nuits sacrées )Eclipse in Seven April 11, 2024 · Copyrighted

Eclipse in Seven

Image Credit & Copyright: Xiaofeng TanTotal Totality April 12, 2024 · Copyrighted

Total Totality

Image Credit & Copyright: Daniel KoronaPalm Tree Partial Eclipse April 13, 2024 · Copyrighted

Palm Tree Partial Eclipse

Image Credit & Copyright: Lori HaffeltHow a Total Solar Eclipse Ended April 14, 2024 · Video · Copyrighted

How a Total Solar Eclipse Ended

Video Credit & Copyright: David DuarteA picture of the unusual galaxy M82 is on the left, while the center is expanding and shown in a JWST image on the right. Many red-glowing filaments eminate out from the plane of the spiral galaxy. Please see the explanation for more detail April 15, 2024

The Cigar Galaxy from Hubble and Webb

Image Credit: NASA , ESA , CSA , STScI , Alberto Bolatto ( UMD )Complex filaments of many colors cross the image in front of a starry background. Some regions have a diffuse red or orange glow. Please see the explanation for more detailed information. April 16, 2024

Filaments of the Vela Supernova Remnant

Image Credit: CTIO , NOIRLab , DOE , NSF , AURA ; Processing: T. A. Rector ( U. Alaska Anchorage ), M. Zamani & D. de Martin ( <a a='“"' href="https://www.nsf.gov/" nsf's NOIRLab)The totally eclipsed Sun from 2024 April 8 is shown in the center. Two comets and two planets are also visible, and labeled as 12P, Mercury, SOHO-5008, and Venus. The two comets are shown in expanded form at the top in two inset images. Ple April 17, 2024 · Copyrighted

Total Eclipse and Comets

Image Credit & Copyright: Lin Zixuan ( Tsinghua U. )Facing NGC 1232 April 18, 2024 · Copyrighted

Facing NGC 1232

Image Credit & Copyright: Neil CorkeThe Great Carina Nebula April 19, 2024 · Copyrighted

The Great Carina Nebula

Image Credit & Copyright: Demison LopesDiamonds in the Sky April 20, 2024 · Copyrighted

Diamonds in the Sky

Image Credit & Copyright: Wright DobbsPerijove 16: Passing Jupiter April 21, 2024 · Video

Perijove 16: Passing Jupiter

Video Credit & License: NASA , Juno , SwRI , MSSS , Gerald Eichstadt ; Music: The Planets , IV. Jupiter ( Gustav Holst ); USAF Heritage of America Band ( via Wikipedia )A dark mountain ridge is pictured across the foreground at the bottom. Smoke is rising about the ridge, and a close inspection reveals that some of this smoke form rings. The background has a reddish hue, and a crescent Moon is visible on t April 22, 2024 · Copyrighted

Moon and Smoke Rings from Mt. Etna

Image Credit & Copyright: Dario GiannobileTwo airplane contrails, crossing in an X, are shown across the middle of the image. They are bright white against a dark blue background. A high cloud deck is seen above the crossing, sunlit, contrails. A low Sun creates a dark shadow X on April 23, 2024 · Copyrighted

Contrail Shadow X

Image Credit & Copyright: Fatih EkmenA blue star is seen in the center of a red nebula itself surrounded by a faint blue nebula. The surrounding starfield itself has a faint red-brown emission clouds. Please see the explanation for more detailed information. April 24, 2024 · Copyrighted

Dragon's Egg Bipolar Emission Nebula

Image Credit & Copyright: Rowan PrangleyNGC 604: Giant Stellar Nursery April 25, 2024

NGC 604: Giant Stellar Nursery

Image Credit: NASA , ESA , CSA , STScIRegulus and the Dwarf Galaxy April 26, 2024 · Copyrighted

Regulus and the Dwarf Galaxy

Image Credit & Copyright: Markus HornAll Sky Moon Shadow April 27, 2024 · Copyrighted

All Sky Moon Shadow

Image Credit & Copyright: Tunc Tezel ( TWAN )In the center is a colorful nebula, the most usually seen part of the Ring Nebula. Several layers of red-glowing gas with different structures are seen surrounding this center. Please see the explanation for more detailed information. April 28, 2024 · Copyrighted

Rings Around the Ring Nebula

Image Credit: Hubble , Large Binocular Telescope , Subaru Telescope ; Composition & Copyright: Robert GendlerA starry sky is seen over a dark grassy landscape. Three bright objects are seen in the sky. They are Jupiter on the upper left, a crescent Moon on the upper right, and Comet Pons-Brooks below them, making a triangle. Two tails are seen ext April 29, 2024 · Copyrighted

Comet, Planet, Moon

Image Credit & Copyright: Juan Carlos Casado ( Starry Earth , TWAN )A faint nebula runs vertically in the image. In the center is a red envelope surrounding diffuse blue emission. In the center is a bright multicolored nebula that is nearly circular. Please see the explanation for more detailed information. April 30, 2024 · Copyrighted

GK Per: Nova and Planetary Nebula

Image Credit & Copyright: Deep Sky Collective

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