papers

Publications (8)

astro-ph.IM2020

The Habitable Exoplanet Observatory (HabEx) Mission Concept Study Final Report

B. Scott Gaudi, Sara Seager, Bertrand Mennesson +183

The Habitable Exoplanet Observatory, or HabEx, has been designed to be the Great Observatory of the 2030s. For the first time in human history, technologies have matured sufficient…

physics.ed-ph2026

The Landscape of Undergraduate Astronomy and Astrophysics Degree Requirements

Kate Follette, Carl Ferkinhoff, Michael Foley +5

In this document we summarize the results of a survey of undergraduate degree-granting programs conducted by the 2024-2025 American Astronomical Society Education Committee's Subco…

astro-ph.EP2025

Three Years of High-Contrast Imaging of the PDS 70 b and c Exoplanets at Hα with MagAO-X: Evidence of Strong Protoplanet Hα Variability and Circumplanetary Dust

Laird M. Close, Jared R. Males, Jialin Li +23

We present 3 years of high-contrast imaging of the PDS 70 b and c accreting protoplanets with the new extreme AO system MagAO-X as part of the MaxProtoPlanetS survey of H proto…

astro-ph.SR2012

The Gray Needle: Large Grains in the HD 15115 Debris Disk from LBT/PISCES/Ks and LBTI/LMIRcam/L' Adaptive Optics Imaging

Timothy J. Rodigas, Philip M. Hinz, Jarron Leisenring +52

We present diffraction-limited \ks band and \lprime adaptive optics images of the edge-on debris disk around the nearby F2 star HD 15115, obtained with a single 8.4 m primary mirro…

astro-ph.EP2025

Wide Separation Planets In Time (WISPIT): Discovery of a Gap H Protoplanet WISPIT 2b with MagAO-X

Laird M. Close, Richelle F. van Capelleveen, Gabriel Weible +34

Excellent (<25 mas) H images of the star TYC 5709-354-1 led to the discovery of a rare H protoplanet. This star was discovered by the WISPIT survey to have a large multi-…

astro-ph.EP2015

Near-IR Polarized Scattered Light Imagery of the DoAr 28 Transitional Disk

Evan A. Rich, John P. Wisniewski, Satoshi Mayama +52

We present the first spatially resolved polarized scattered light H-band detection of the DoAr 28 transitional disk. Our two epochs of imagery detect the scattered light disk from…