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20182025
most citedEvolution of the Exoplanet Size Distribution: Forming Large Super-Earths Over Billions of Years

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astro-ph.SR2025

X-ray and UV Observations of the Young Sun HIP~67522: Evidence of Lyman-alpha Absorption Within the Planetary System

Cynthia S. Froning, Allison Youngblood, David J. Wilson +7

We present ultraviolet (UV) spectroscopy of the 17 Myr, G0V star, HIP 67522. The UV spectrum is characterized by strong chromospheric and transition region emission lines. There wa…