25.3 MB (2.3 MB compressed)
2976 x 2976 pixels
25.1 x 25.1 cm ⏐ 9.9 x 9.9 in (300dpi)
NASA / ESA / STSCI / SCIENCE PHOTO LIBRARY NASA / ESA / STSCI / SCIENCE PHOTO LIBRARY
Pre-planetary nebula. Hubble Space Telescope (HST) image of the pre-planetary nebula IRAS 23166+1655 (spiral at left). Behind the spiral of gas is thought to be a binary star system. It is located in the constellation Pegasus, approximately 50 million light years from Earth. The large bright object at right is a star that is much closer to Earth than IRAS 23166+1655. Image obtained by Wide Fiels Channel of the Advanced Camera for Surveys.
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