Results 81 to 90 of about 2,724 (154)

A Sub-Saturn Mass Planet, MOA-2009-BLG-319Lb [PDF]

open access: yes, 2011
We report the gravitational microlensing discovery of a sub-Saturn mass planet, MOA-2009-BLG-319Lb, orbiting a K- or M-dwarf star in the inner Galactic disk or Galactic bulge.
Miyake, N., Ofek, E. O.
core  

KMT-2018-BLG-0029Lb and OGLE-2019-BLG-0960Lb: Mass Measurements for Two Super-Earth Microlensing Planets

open access: yesThe Astronomical Journal
KMT-2018-BLG-0029Lb and OGLE-2019-BLG-0960Lb were the lowest mass-ratio microlensing planets at the time of discovery. For both events, microlensing parallax measurements from the Spitzer Space Telescope implied lens systems that were more distant and ...
Keming Zhang   +4 more
doaj   +1 more source

Exoplanetary Geophysics -- An Emerging Discipline

open access: yes, 2015
Thousands of extrasolar planets have been discovered, and it is clear that the galactic planetary census draws on a diversity greatly exceeding that exhibited by the solar system's planets.
Adachi   +225 more
core   +1 more source

Planet population synthesis: the role of stellar encounters. [PDF]

open access: yesMon Not R Astron Soc, 2022
Ndugu N, Abedigamba OP, Andama G.
europepmc   +1 more source

Predictions of the Nancy Grace Roman Space Telescope Galactic Exoplanet Survey. IV. Lens Mass and Distance Measurements

open access: yesThe Astronomical Journal
As part of the Galactic Bulge Time Domain Survey (GBTDS), the Nancy Grace Roman Galactic Exoplanet Survey (RGES) will use microlensing to discover cold outer planets and free-floating planets not bound to stars.
Sean K. Terry   +57 more
doaj   +1 more source

Atmospheric characterization of terrestrial exoplanets in the mid-infrared: biosignatures, habitability, and diversity. [PDF]

open access: yesExp Astron (Dordr), 2022
Quanz SP   +30 more
europepmc   +1 more source

Parallax Effect in Microlensing Events Due to Free-floating Planets

open access: yesThe Astronomical Journal
One of the most important applications of microlensing observations is the detection of free-floating planets (FFPs). The timescale of microlensing due to FFPs ( t _E ) is short (a few days). Discerning the annual parallax effect in observations of these
Parisa Sangtarash, Sedighe Sajadian
doaj   +1 more source

Deep learning exoplanets detection by combining real and synthetic data. [PDF]

open access: yesPLoS One, 2022
Cuéllar S   +6 more
europepmc   +1 more source

The Robo-AO-2 facility for rapid visible/near-infrared AO imaging and the demonstration of hybrid techniques [PDF]

open access: yes, 2018
We are building a next-generation laser adaptive optics system, Robo-AO-2, for the UH 2.2-m telescope that will deliver robotic, diffraction-limited observations at visible and near-infrared wavelengths in unprecedented numbers.
Baranec, Christoph   +25 more
core   +1 more source

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