3 papers
astro-ph.EP2026
Identifying Surface Degeneracies in Single-Visit Reflected Light Observations of Modern Earth using the Habitable Worlds Observatory
Aiden S. Zelakiewicz, Elijah Mullens, Lisa Kaltenegger +1
Characterizing the surface and atmosphere of Earth-like planets in reflected light is a key goal for upcoming direct imaging surveys. NASA's next flagship-class astrophysics missio…
astro-ph.GA2025
A Near-Infrared Extinction and Reddening Map Towards the Galactic Bulge Using UKIRT
Aiden S. Zelakiewicz, Samson A. Johnson, B. Scott Gaudi +3
The Galactic bulge is one of the most information-dense regions to study resolved stellar populations, variables, and transients, such as microlensing events. Studies toward the Ga…
astro-ph.SR2025
HWO Target Stars and Systems: A Survey of Archival UV and X-ray Data
Sarah Peacock, David J. Wilson, Tyler Richey-Yowell +14
We assess archival high-energy data for key stars on the Habitable Worlds Observatory (HWO) Target Stars and Systems 2025 list, as stellar radiation is critical to shaping and inte…