Ground-based Image of Comet 17P/Holmes

Hubble Zooms In on Heart of Mystery Comet

NASA's Hubble Space Telescope has probed the bright core of Comet 17P/Holmes, which, to the delight of sky watchers, mysteriously brightened by nearly a millionfold in a 24-hour period beginning Oct. 23, 2007. Astronomers used Hubble's powerful resolution to study Comet Holmes'...

Hubble Image of Comet Holmes - November 4, 2007

Hubble Space Telescope Image of Comet Holmes Taken on November 4.

Ground-based Image of Comet Holmes - November 1, 2007

The ground-based image of Comet 17P/Holmes was taken November 1, 2007, by astrophotographer Alan Dyer. The observations were made in southern Alberta, Canada with a 105mm apochromatic refractor at f/5 with a Canon 20Da camera at ISO400. Field is about 2.5 x 1.5 degrees.

Comet 17P/Holmes Hubble Image Series

These images taken by NASA's Hubble Space Telescope reveal Comet Holmes's bright core. The images show that the coma, the cloud of dust and gas encircling the comet, is getting fainter over time. The coma was brightest in the Oct. 29 image. It is two times fainter on Oct. 31 and...

Comet 17P/Holmes Hubble Image - October 29, 2007

Comet Holmes image taken by the Hubble Space Telescope on October 29, 2007.

Comet 17P/Holmes Hubble Image - October 31, 2007

Comet Holmes image taken by the Hubble Space Telescope on October 31, 2007.

Comet 17P/Holmes Hubble Image - November 4, 2007

Comet Holmes image taken by the Hubble Space Telescope on November 4, 2007.

Animation of Comet 17P/Holmes Dimming Over Time

This animation is a composite of images taken by NASA's Hubble Space Telescope that reveal Comet Holmes's bright core. The images show that the coma, the cloud of dust and gas encircling the comet, is getting fainter over time. The coma was brightest in the Oct. 29 image. It is...