Quasar quartet embedded in giant nebula reveals rare massive structure in distant universe

Year2015
JournalScience
AuthorHennawi, Joseph F., Prochaska, J. Xavier, Cantalupo, Sebastiano, Arrigoni-Battaia, Fabrizio
Bibcode2015Sci...348..779H
TelescopeGN/GS
InstrumentNIRI/GMOS-S
PartnerUS
CountryOTHER
Program IDGN-2007A-Q-83

Gemini Observatory Participants