This is an old revision of this page, as edited by Wikishovel (talk | contribs) at 04:58, 14 December 2024 (+Category:Galaxy clusters; +Category:Ursa Major using HotCat). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
Revision as of 04:58, 14 December 2024 by Wikishovel (talk | contribs) (+Category:Galaxy clusters; +Category:Ursa Major using HotCat)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)SDSS J1038+4849 is a galaxy cluster in the constellation Ursa Major, famous for its appearance as a "smiley face." This is caused by a phenomenon known as gravitational lensing.
References
- "Hubble Sees a Smiling Lens - NASA Science". science.nasa.gov.