Astronomy Picture of the Day RSS Feed

The Great Carina Nebula A jewel of the southern sky , the Great Carina Nebula is more modestly known as NGC 3372. One of our Galaxy's largest star forming regions, it spans over 300 light-yea...

http://apod.nasa.gov/apod/ap240419.html

Facing NGC 1232 From our vantage point in the Milky Way Galaxy , we see NGC 1232 face-on. Nearly 200,000 light-years across, the big, beautiful spiral galaxy is located some 47 million light-y...

http://apod.nasa.gov/apod/ap240418.html

APOD: 2024 April 17 – Total Eclipse and Comets Not one, but two comets appeared near the Sun during last week's total solar eclipse . The expected comet was Comet 12P/Pons-Brooks , but it was...

http://apod.nasa.gov/apod/ap240417.html

APOD: 2024 April 16 – Filaments of the Vela Supernova Remnant The explosion is over, but the consequences continue. About eleven thousand years ago, a star in the constellation of Vela could...

http://apod.nasa.gov/apod/ap240416.html

APOD: 2024 April 15 – The Cigar Galaxy from Hubble and Webb Something strange happened to this galaxy, but what? Known as the Cigar Galaxy and cataloged as M82 , red glowing gas and dust are...

http://apod.nasa.gov/apod/ap240415.html

APOD: 2024 April 14 – How a Total Solar Eclipse Ended How does a total solar eclipse end? Yes, the Moon moves out from fully blocking the Sun , but in the first few seconds of transition, int...

http://apod.nasa.gov/apod/ap240414.html

Palm Tree Partial Eclipse Only those along the narrow track of the Moon's shadow on April 8 saw a total solar eclipse. But most of North America still saw a partial eclipse of the Sun. From Cl...

http://apod.nasa.gov/apod/ap240413.html

Total Totality Baily's beads often appear at the boundaries of the total phase of an eclipse of the Sun. Pearls of sunlight still beaming through gaps in the rugged terrain along the lunar li...

http://apod.nasa.gov/apod/ap240412.html

Eclipse in Seven Start at the upper left above and you can follow the progress of April 8's total eclipse of the Sun in seven sharp, separate exposures. The image sequence was recorded with a ...

http://apod.nasa.gov/apod/ap240411.html

APOD: 2024 April 10 – Planets Around a Total Eclipse What wonders appear when the Moon blocks the Sun? For many eager observers of Monday’s total eclipse of the Sun, the suddenly dark sky ...

http://apod.nasa.gov/apod/ap240410.html

APOD: 2024 April 9 – Moon Shadow over Lake Magog Captured in this snapshot, the shadow of the Moon came to Lake Magog, Quebec, North America, planet Earth on April 8. For the lakeside eclipse...

http://apod.nasa.gov/apod/ap240409.html

APOD: 2024 April 8 – The Changing Ion Tail of Comet Pons Brooks How does a comet tail change? It depends on the comet. The ion tail of Comet 12P/Pons–Brooks has been changing markedly, as ...

http://apod.nasa.gov/apod/ap240408.html

APOD: 2024 April 7 – A Total Solar Eclipse over Wyoming Will the sky be clear enough to see the eclipse? This question is already on the minds of many North Americans hoping to see tomorrow's...

http://apod.nasa.gov/apod/ap240407.html

Unwinding M51 The arms of a grand design spiral galaxy 60,000 light-years across are unwound in this digital transformation of the magnificent 2005 Hubble Space Telescope portrait of M51 . In f...

http://apod.nasa.gov/apod/ap240406.html

The Solar Corona Unwrapped Changes in the alluring solar corona are detailed in this creative composite image mapping the dynamic outer atmosphere of the Sun during two separate total solar e...

http://apod.nasa.gov/apod/ap240405.html

Comet Pons-Brooks at Night In dark evening skies over June Lake , northern hemisphere, planet Earth, Comet 12P/Pons-Brooks stood just above the western horizon on March 30. Its twisted turbule...

http://apod.nasa.gov/apod/ap240404.html

APOD: 2024 April 3 – Unusual Nebula Pa 30 What created this unusual celestial firework? The nebula, dubbed Pa 30 , appears in the same sky direction now as a bright "guest star " did in the y...

http://apod.nasa.gov/apod/ap240403.html

APOD: 2024 April 2 – Detailed View of a Solar Eclipse Corona Only in the fleeting darkness of a total solar eclipse is the light of the solar corona easily visible. Normally overwhelmed by th...

http://apod.nasa.gov/apod/ap240402.html

APOD: 2024 April 1 – Swirling Magnetic Field around Our Galaxys Central Black Hole What's happening to the big black hole in the center of our galaxy? It is sucking in matter from a swirling ...

http://apod.nasa.gov/apod/ap240401.html

APOD: 2024 March 31 – Total Solar Eclipse Below the Bottom of the World In late 2021 there was a total solar eclipse visible only at the end of the Earth. To capture the unusual phenomenon , ...

http://apod.nasa.gov/apod/ap240331.html

Medieval Astronomy from Melk Abbey Discovered by accident, this manuscript page provides graphical insight to astronomy in medieval times, before the Renaissance and the influence of Nicolaus ...

http://apod.nasa.gov/apod/ap240330.html

Galileo s Europa Looping through the Jovian system in the late 1990s, the Galileo spacecraft recorded stunning views of Europa and uncovered evidence that the moon's icy surface likely hides a...

http://apod.nasa.gov/apod/ap240329.html