3 papers
astro-ph.IM2026
DUET: Design of a simultaneous InGaAs--CCD split-beam imager for ultra-cool dwarf exoplanet transit survey
Peter P. Pedersen, Clark Baker, Karolina Dziewiecka +4
We present the design of DUET, a dual-channel imager being built for the SPECULOOS-Southern Observatory (SSO) to detect and characterise transiting terrestrial exoplanets orbiting…
astro-ph.EP2026
Gas-depleted planet formation occurred in the four-planet system around the red dwarf LHS 1903
Thomas G. Wilson, Anna M. Simpson, Andrew Collier Cameron +173
Small exoplanet radii show two populations, referred to as super-Earths and sub-Neptunes, separated by a gap known as the radius valley. This may be produced by the removal of atmo…
astro-ph.IM2025
CHEOPS Ground Segment: Systems and Automation for Mission and Science Operations
Alexis Heitzmann, María J. González Bonilla, Anja Bekkelien +15
The CHEOPS, the first ESA small-class mission, has been performing photometric astronomical observations with a particular emphasis on exoplanetary science for the past five years.…