Messier

 

The Annotated Galactic Center

The center of our Milky Way galaxy can be found some 26,000 light-years away toward the constellation Sagittarius.

IC 1805: The Heart Nebula

What energizes the Heart Nebula?

The Large Cloud of Magellan

It is the most massive of the Milky Way's satellite galaxies.

Spitzer's Orion

Few cosmic vistas excite the imagination like the Orion Nebula!

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 he encountered that were definitely not comets.

Messier 61 Close Up

Image data from the Hubble Space Telescope, the European Southern Observatory, and small telescopes on planet Earth are combined in this magnificent portrait of face-on spiral galaxy Messier 61 (M61).

1901 Photograph: The Orion Nebula

By the turn of the 20th century advances in photography contributed an important tool for astronomers.

M16 Close Up

A star cluster around 2 million years young surrounded by natal clouds of dust and glowing gas, M16 is also known as The Eagle Nebula.

M82: Galaxy with a Supergalactic Wind

Why is the Cigar Galaxy billowing red smoke?

M83: The Thousand-Ruby Galaxx

Big, bright, and beautiful, spiral galaxy M83 lies a mere twelve million light-years away, near the southeastern tip of the very long constellation Hydra.

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