Results 121 to 130 of about 1,198 (241)

Warm ice giant GJ 3470b - II. Revised planetary and stellar parameters from optical to near-infrared transit photometry

open access: green, 2023
Lauren I. Biddle   +21 more
openalex   +1 more source

Searching for Transit Timing Variations in Young Transiting Systems

open access: yesThe Astronomical Journal
The discovery of young (4 σ ), although differences in methodology make a totally fair comparison challenging. We show that spots have a weak-to-negligible impact on our results, and similarly cannot explain the higher TTV fraction.
Ana Isabel Lopez Murillo   +5 more
doaj   +1 more source

Hubble Space Telescope time-series photometry of the planetary transit of HD 189733: no moon, no rings, starspots [PDF]

open access: bronze, 2007
F. Pont   +9 more
openalex   +1 more source

Quantifying the Effect of Short-timescale Stellar Activity Upon Transit Detection in M Dwarfs

open access: yesThe Astronomical Journal
M dwarf stars comprise 70%–80% of the galaxy's stars and host most of its rocky planets. They also differ from Sunlike stars in that they are “active” for billions of years or more: rotating quickly, flaring often, and emitting large amounts of UV and X ...
Dana Clarice Yaptangco   +3 more
doaj   +1 more source

PLANET-PLANET ECLIPSE AND THE ROSSITER-McLAUGHLIN EFFECT OF A MULTIPLE TRANSITING SYSTEM: JOINT ANALYSIS OF THE SUBARU SPECTROSCOPY AND THE KEPLER PHOTOMETRY [PDF]

open access: bronze, 2012
Teruyuki Hirano   +8 more
openalex   +1 more source

Multicolor photometry of transiting extrasolar planets

open access: yes, 2018
Ines Gabriela Juvan, BSc, MSc Zusammenfassungen in Deutsch und Englisch Kumulative Dissertation aus 5 Artikeln Karl-Franzens-Universität Graz, Dissertation ...
openaire  

Giant Outer Transiting Exoplanet Mass (GOT ‘EM) Survey. VI. Confirmation of a Long-period Giant Planet Discovered with a Single TESS Transit

open access: yesThe Astronomical Journal
We report the discovery and confirmation of TOI-4465 b, a 1.25 R _J ${}_{-0.07{R}_{{\rm{J}}}}^{+0.08{R}_{{\rm{J}}}}$ , 5.89 M _J  ± 0.26 M _J giant planet orbiting a G dwarf star at d  ≃ 122 pc.
Zahra Essack   +83 more
doaj   +1 more source

The TESS–Keck Survey. XIX. A Warm Transiting Sub-Saturn-mass Planet and a Nontransiting Saturn-mass Planet Orbiting a Solar Analog

open access: yesThe Astronomical Journal
The Transiting Exoplanet Survey Satellite (TESS) continues to increase dramatically the number of known transiting exoplanets, and is optimal for monitoring bright stars amenable to radial velocity (RV) and atmospheric follow-up observations. TOI-1386 is
Michelle L. Hill   +47 more
doaj   +1 more source

The ET mission to search for earth 2.0s. [PDF]

open access: yesInnovation (Camb), 2022
Ge J   +4 more
europepmc   +1 more source

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