NASA’s Astronomy Photo of the Day

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The Magnificent Tail of Comet McNaught

The Magnificent Tail of Comet McNaught

Comet McNaught, the Great Comet of 2007, grew a spectacularly long and filamentary tail. The magnificent tail spread across the sky and was visible for several days to Southern Hemisphere…

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M27: Not a Comet

M27: Not a Comet

While hunting for comets in the skies above 18th century France, astronomer Charles Messier diligently kept a list of the things encountered during his telescopic expeditions that were definitely not…

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Comet at Moonrise

Comet at Moonrise

Comet C/2023 A3 (Tsuchinshan–ATLAS) is growing brighter in planet Earth's sky. Fondly known as comet A3, this new visitor to the inner Solar System is traveling from the distant Oort…

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Eclipse at Sunrise

Eclipse at Sunrise

The second solar eclipse of 2024 began in the Pacific. On October 2nd the Moon's shadow swept from west to east, with an annular eclipse visible along a narrow antumbral…

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The Large Magellanic Cloud Galaxy

The Large Magellanic Cloud Galaxy

It is the largest satellite galaxy of our home Milky Way Galaxy. If you live in the south, the Large Magellanic Cloud (LMC) is quite noticeable, spanning about 10 degrees…

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