Science Magazine cover — AAAS New findings from NASA’s Curiosity Mars rover could provide an answer to the mystery of what happened to the planet’s ancient atmosphere and how Mars

Spitzer Space Telescope has captured an image of an unusual comet that experiences frequent outbursts, which produce abrupt changes in brightness. Periodic comet Schwassmann-Wachmann I (P/SW-1) has a nearly circular

Calculated albedo of K2-18b for the median values of Pcloud, T, CH4, and CO2, for three different instrumental offset cases (Table 1) (Madhusudhan et al. 2023). With a perfectly reflecting

A graphical summary of our most important findings with emphasis placed on the origin, fate, and context of “missing ammonia” in the atmosphere of TOI-270 d. Numbers indicate a sequence

183 TESS systems with multiple planet candidates and/or confirmed planets (grey circles showing transiting planets), with the peak of the Dynamite v3 orbital period posterior distributions under the period ratio