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Crane, Jennifer Burt, Jessica Mink, Jesus Noel Villasenor, Johanna Teske, John F. Kielkopf, Jon M. Jenkins, Joseph E. Rodriguez, Joshua E. Schlieder, Joshua N. Winn, Karen A. Collins, Katya Bunten, Kevin I. Collins, Laura Kreidberg, Markus Rabus, Michael L. Calkins, Mma Ikwut-Ukwa, Richard P. Schwarz, Roland K. Vanderspek, R. Paul Butler, Ryan J. Oelkers, Samuel N. Quinn, Sara Seager, Stephen Schectman, Steve B. Howell, Theron W. Carmichael, Thiam-Guan Tan, Wlliam Fong","submitted_at":"2021-02-03T19:00:06Z","abstract_excerpt":"We report the discovery of two short-period massive giant planets from NASA's Transiting Exoplanet Survey Satellite (TESS). Both systems, TOI-558 (TIC 207110080) and TOI-559 (TIC 209459275), were identified from the 30-minute cadence Full Frame Images and confirmed using ground-based photometric and spectroscopic follow-up observations from TESS's Follow-up Observing Program Working Group. 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