Reflection

 

Reflection Nebula around antares

Reflection Nebula around antares 3.5 h exposure ، canon 6d mod. Tak 180 ed f 2.8 .

Astronomy Picture of the Day: Across Corona Australis

Cosmic dust clouds are draped across a rich field of stars in this broad telescopic panorama near the northern boundary of Corona Australis, the Southern Crown.

Astronomy Picture of the Day: Mars in the Loop

This composite of images spaced some 5 to 9 days apart, from late April (bottom right) through November 5 (top left), traces the retrograde motion of ruddy-colored Mars through planet Earth's night sky.

Astronomy Picture of the Day: IC 4592: The Blue Horsehead Reflection Nebula

Do you see the horse's head? What you are seeing is not the famous Horsehead nebula toward Orion but rather a fainter nebula that only takes on a familiar form with deeper imaging.

Astronomy Picture of the Day: The Light, the Dark, and the Dusty

This colorful skyscape spans about two full moons across nebula rich starfields along the plane of our Milky Way Galaxy in the royal northern constellation Cepheus.

Astronomy Picture of the Day: Stars and Dust in Corona Australis

Cosmic dust clouds and young, energetic stars inhabit this telescopic vista, less than 500 light-years away toward the northern boundary of Corona Australis, the Southern Crown.

Astronomy Picture of the Day: Cocoon Nebula Deep Field

Inside the Cocoon Nebula is a newly developing cluster of stars.

Astronomy Picture of the Day: The NGC 6914 Complex

A study in contrasts, this colorful skyscape features stars, dust, and glowing gas in the vicinity of NGC 6914.

Astronomy Picture of the Day: Nearby Cepheid Variable RS Pup

In the center is one of the most important stars on the sky.

Astronomy Picture of the Day: Messier 20 and 21

The beautiful Trifid Nebula, also known as Messier 20, is easy to find with a small telescope in the nebula rich constellation Sagittarius.

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