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The Cloverleaf quasar
The Cloverleaf Quasar, so named because it is actually a single object appearing as four, courtesy of gravitational lensing. In this phenomenon, foreground galaxies bend and magnify the distant quasar's light into four point sources of illumination.
Crédit:ESO
À propos de l'image
| Identification: | cloverleaf-quasar |
| Type: | Observation |
| Date de publication: | 3 décembre 2009 23:21 |
| Taille: | 830 x 816 px |
À propos de l'objet
| Nom: | Cloverleaf quasar, H 1413+117 |
| Type: | Early Universe : Galaxy : Type : Gravitationally Lensed Early Universe : Galaxy : Activity : AGN : Quasar |
| Distance: | z=2.56 (redshift) |
| Catégorie: | Cosmology Galaxies Quasars and Black Holes |
