collaborators

5 papers

astro-ph.EP2026

Transmission Spectrum of the Benchmark Temperate Exo-Neptune TOI-1231 b

Subhajit Sarkar, Nikku Madhusudhan, Lorenzo Pica-Ciamarra +4

The JWST is revolutionizing our understanding of the temperate sub-Neptune population through atmospheric spectroscopy. The nature of these planets remains debated, as their bulk p…

astro-ph.EP2026

The Mid-Infrared Transmission Spectrum of the Temperate Sub-Neptune TOI-270 d

MÃ¥ns Holmberg, Nikku Madhusudhan, Martin Binet +3

Observations of temperate sub-Neptunes with JWST have ushered in a new era for atmospheric characterization of small exoplanets. In particular, the MIRI instrument provides a uniqu…

astro-ph.IM2025

Transformational astrophysics and exoplanet science with Habitable Worlds Observatory's High Resolution Imager

Vincent Van Eylen, Richard Massey, Saeeda Awan +167

Habitable Worlds Observatory (HWO) will be NASA's flagship space telescope of the 2040s, designed to search for life on other planets and to transform broad areas of astrophysics.…

astro-ph.EP2025

A JWST Transmission Spectrum of the Temperate Sub-Neptune TOI-732 c

Frances E. Rigby, Nikku Madhusudhan, Subhajit Sarkar +3

In recent years, JWST has facilitated detections of carbon-bearing molecules in the atmospheres of temperate sub-Neptunes orbiting M dwarfs, ushering in a new era in the characteri…

astro-ph.EP2025

New Constraints on DMS and DMDS in the Atmosphere of K2-18 b from JWST MIRI

Nikku Madhusudhan, Savvas Constantinou, MÃ¥ns Holmberg +3

The sub-Neptune frontier has opened a new window into the rich diversity of planetary environments beyond the solar system. The possibility of hycean worlds, with planet-wide ocean…