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Members of the Müller Ice Cap expedition team pose with the final 76 centimeter-long segment of their ice core after drilling to a depth of 613 metres last week on

Molecular evolution of Kai-protein oscillator over 3 billion years Credit Yoshihiko Furuike & Atsushi Mukaiyama To better understand the circadian clock in modern-day cyanobacteria, a Japanese research team has studied

Illustration of the two different degassing scenarios used in this work, which bracket the potential pathways of mantle melting and crystallization of planetary evolution. The range of orange colours corresponds

Transmission spectra of K2-18 b from exoTEDRF (blue), JExoRES (black), SPARTA (orange) and Eureka! (green). For NIRISS and NIRSpec, faded points show higher resolution (R=100 and 200, respectively) spectra, and

A sample of SPIPA-B ice with 3wt% NaCl before (left) and after (right) sublimation at high temperatures (>195 K) for 24h imaged in the simulation chamber with a long-distance microscope.

Distribution of known exoplanet masses plotted vs. semi-major axis (left) and semimajor axis normalized to the location of the snow-line (right) at asnow = 2.7AU M/MSun (green dashed line). Planets

Comet C/2017 K2 (PanSTARRS) — NASA In 2022 and 2023 the hydrogen comae of two long period comets, C/2017 K2 (PanSTARRS) and C/2022 E3 (ZTF), were observed with the Solar

Full image of this system of the first epoch in the H band. Left panel: central stars. The fainter component is in the southeast direction of the primary star on

ML tree inferred using IQ-TREE under the LG + C60 + F + G + PMSF model, based on a set of 579 archaeal taxa (411 Asgard archaea, 51 DPANN archaea, 47 Euryarchaea and 70 representatives of TACK

Seasonal distribution of methane clouds in Titan’s troposphere. (a) Latitudinal distribution of clouds observed from Cassini and ground-based observatories , overlain on the zonal-mean precipitation distribution averaged over