- NASA
- ESA
- STScI
- R. Buonanno (Universita di Roma Tor Vergata)
- K. Gebhardt (University of Texas at Austin)
- J. Grindlay (Harvard University)
- F. Ferraro (Universita di Bologna)
- This Hubble image of M28�s center was assembled from observations taken at visible, infrared and ultraviolet wavelengths.
hubble space telescope of
- Messier 28 (Wikipedia)
Messier 28 or M28, also known as NGC 6626, is a globular cluster of stars in the center-west of Sagittarius. It was discovered by French astronomer Charles Messier in 1764. He briefly described it as a “nebula containing no star… round, seen with difficulty in 31⁄2-foot telescope; Diam 2′.”