JWST-TST High Contrast: Living on the Wedge, or, NIRCam Bar Coronagraphy Reveals CO2 in the HR 8799 and 51 Eri Exoplanets' Atmospheres

Year-Month2025-04
JournalThe Astronomical Journal
AuthorBalmer, William O.; Kammerer, Jens; Pueyo, Laurent; Perrin, Marshall D.; Girard, Julien H.; Leisenring, Jarron M.; Lawson, Kellen; Dennen, Henry; van der Marel, Roeland P.; Beichman, Charles A.; Bryden, Geoffrey; Llop-Sayson, Jorge; Valenti, Jeff A.; Lothringer, Joshua D.; Lewis, Nikole K.; Mâlin, Mathilde; Rebollido, Isabel; Rickman, Emily; Hoch, Kielan K. W.; Soummer, Rémi; Clampin, Mark; Mountain, C. Matt
Bibcode2025AJ....169..209B
TelescopeGS
InstrumentGPI
ParticipantOTHER
First author participant affiliationUSA
Any author participant affiliationsUSA
Program IDGS-2014B-Q-500, GS-2014B-Q-501, GS-2015A-Q-501, GS-2015B-Q-501, GS-2017B-Q-501