Early Complex Life Lived In Oxygenated Seas, Challenging Long‑held Views Of Evolution
Microfossil by Researcher Max Lechte. Credit – LA Reidman McGill University The earliest known eukaryotes, the ancestors of…
Maximum Lifetime Of The Vegetative Biosphere
ExoCAM simulations of Earth from the present up to 2.0 Gyr in the future, assuming CO2 remains fixed…
A Single Power Law For The TRAPPIST-1 Flare Distribution Across Four Orders Of Magnitude In Energy
Cumulative flare-frequency distribution of TRAPPIST-1. The cumulative occurrence rate ν(≥ ETESS) is shown as a function of TESS-band…
Which is the most common type of planet in the galaxy? Scientists reveal ‘super-Earths’ |
According to Kepler observations, the most abundant kind of planets in the Milky Way is the super-Earths. These…
Flare-driven Habitability: Expanding Life’s Potential Around Low-mass Stars
Graphical Abstract — Cell The traditional definition of the circumstellar habitable zone (HZ) focuses on liquid water, but…
Asteroseismic Modelling Of Main-sequence Solar-like Stars And Kepler Exoplanet Host Stars With The FICO Procedure I. Catalogue Of Fundamental Stellar Properties
Hertzsprung-Russell diagram of the stellar catalogue. The Sun is shown as a reference and the letters stand for…
PEEPSS: Photonic-Enabled ExoPlanet Spectroscopic Sensor for the Habitable Worlds Observatory
The complete proposed wavefront sensing process. (Starting from the top left and going around clockwise) The full coronagraph…
Newly-Identified Geological Feature Points to Vast, Long-Dried Up Ocean in Northern Plains of Mars
A continent-like shelf beneath the Martian surface hints that a vast ocean once covered up to a third…
Continuing To Advance European High Contrast Imaging Research And Development Towards HWO And LIFE
Artist’s impression of the LIFE nulling-interferometry mission, consisting of four collector spacecraft in a rectangular array configuration sending…
Organosulfur Chemistry On sub-Neptunes: Implications For Hazes And Biosignatures
The network of important reactions for the carbon, sulfur, and coupled organosulfur chemistry in the atmosphere of K2-18b.…
Proton Irradiation of Primitive Atmospheres of Young Exoplanets And Early Earth: N2O Greenhouse Warming And Prebiotic Synthesis
The figure shows the HPLC Chromatograms of Amino Acids produced in the Sample B5 irradiation run. — astro-ph.EP…
Astronomers Create Catalogue of Habitable-Zone Rocky Exoplanets
Using data from ESA’s Gaia mission and the NASA Exoplanet Archive, astronomers at Cornell University have identified 45…