Enjoy a colorful Hubble Space Telescope image of the Crescent Nebula, a rapidly-expanding shell of gas surrounding a dying star.
Image captures CRL 618, a former red giant star that has started to become a planetary nebula. Learn what is fueling the transformation.
Examine the mysterious patterns in IC 418, a spirograph nebula. View this Hubble Telescope photo, courtesy of Astronomy Picture of the Day.
View a representative-color photograph of the M17 nebula, revealing the clouds of dust and gas where new stars are being formed.
Enjoy a colorful photograph of M2-9, a butterfly planetary nebula 2100 light-years away from the Earth. Provided by Astronomy Picture of the Day.
Colorful image of the Lagoon Nebula's heart reveals glowing gas and star clusters, including the NGC 6523 open cluster.
Photo captures the bright open cluster of stars in the heart of the Rosette Nebula. Offered by Astronomy Picture of the Day.
False-color image of the planetary nebula NGC 2440 and the white dwarf star in its center. Provided by Astronomy Picture of the Day.
Astronomy Picture of the Day presents an image of the Witch's Broom Nebula, which comprises the west end of the Veil Nebula.
Image reveals the activity on the Pelican Nebula ionization front, where young stars are transforming clouds of cold sulfur to hot hydrogen gas.
Check out a colorful image of planetary nebula Mz3, and learn about the astrophysics behind its unusual shape.
Astronomy Picture of the Day serves up a photo of Shapley 1, an annular planetary nebula which rings a white dwarf star.
Look at an image of the planetary nebula Abell 39. Learn how the nebula's spherical shape provides clues about the chemical composition of stars.
Astronomy Picture of the Day offers a photo of Hubble-X, a glowing emission nebula complex that surrounds many newborn stars.
Astronomy Picture of the Day serves up a two-color composite image taken with the WIYN 3.5-meter telescope of the Crab Nebula.
Wide-angle photograph from Astronomy Picture of the Day reveals the Gum Nebula, the closest supernova remnant to Earth.
Image of the Keyhole Nebula, taken in infrared light, reveals it to be a hotbed of stellar activity. View open clusters and supernova candidates.
Astronomy Picture of the Day serves up an image of the closest known neutron star and the cone-shaped nebula which surrounds it.
Robert Gendler's image of the Orion Nebula highlights the red light emitted by it's hydrogen gas. Offered as the November 22, 2000 APOD.
View a detailed photograph of the Omega Nebula, also known as the Swan Nebula, the Horseshoe Nebula and M17.
Scrutinize a Hubble Space Telescope image of an hour-glass shaped planetary nebula, and learn what it reveals about the nebula ejection process.
Enjoy a color image of the well-known Horsehead Nebula, located in the midst of the star-forming gas and dust surrounding the Orion Nebula.
Image taken with the Hawaii-located Canada-France-Hawaii Telescope reveals the Helix Nebula, also known as NGC 7293.
Image of the planetary nebula NGC 6543, or the Cat's Eye Nebula, combines a 1995 Hubble image with x-ray data from the Chandra Observatory.
Dramatic photograph of the Eta Carinae, a star in the Keyhole Nebula believed to be the only star to emit natural LASER light.
Enjoy an image of the Crab Nebula's active center, still evolving nearly 1000 years after the supernova blast that created it.
Photo of the Ring Nebula taken by Hubble Heritage Project astronomers uses colors to indicate the temperature of the stellar gas shroud.
Photo of the Orion Nebula, composed of 81 near-infrared light images taken by the Very Large Telescope's Infrared Spectrometer and Array Camera.
Dramatic photograph captures a star from Orion's belt and the horsehead-shaped dust cloud which lies in front of a bright red emission nebula.
Enjoy a representative color infrared image of the Sharpless 106 Nebula. Includes a description of the objects in the photo.
Take a look at the breathtaking Rosette Nebula, also known by the New General Catalog designation of NGC 2237.