ESA/Hubble & NASA, D. Thilker and the PHANGS-HST Team In this new picture from NASA’s Hubble Space Telescope, a spiral galaxy glittering with star clusters is the center of attention. NGC
STEHM flow chart. Green hexagons are input parameters that are calculated by ExoPlex. Orange hexagons are input parameters set within STEHM. Yellow stadiums are components that are explored by STEHM.
An Impactor Strikes Earth’s Global Ocean — Grok via Astrobiology.com A long-standing idea in planetary science is that water-rich meteorites arriving late in Earth’s history could have delivered a major
Location of all three MET stations, Lake Fryxell (LF), Explorer Cove (EC) and Marble Point (MP). The site investigated by Büdel et al. (2008) is marked as B. Note the
A schematic illustration of the geological and geochemical characteristics of the pre-biotic Earth. The important characteristics include: the nearly-completely ocean-covered Earth; the continental crust mostly submerged in the oceans; the
Astrogeology Status Report astro-ph.EP May 1, 2026 Filed under astro-ph.EP, astrochemistry, astrogeology, atmospheric escape, exoplanet, hydrogen-rich atmosphere, metallic core, molten iron, molten silicate, sub-Neptune, super-Earth LEFT – Mass versus radius
SAM is the most complex instrument ever sent on a planetary mission. Principal Investigator Paul Mahaffy leads the project from Goddard in collaboration with 51 co-investigators and 28 institutions including
Model prediction for the water budget of the 4 terrestrial planets : Mercury in grey, Venus in yellow, the Earth in blue and Mars in red. Upper Panel: Midplane temperature
Super-Earths and sub-Neptunes – Grok via Astrobiology.com Astronomers estimate there is at least one planet for every star in our galaxy. Called exoplanets, they orbit stars outside our solar system.
Conceptual model of cable bacteria in deep anoxic sediments. Diagram illustrating three possible scenarios for cable bacteria persistence and activity in deep anoxic sediments, where anaerobic nitrate production (e.g., via
A1. Final surface atmospheric pressure after 4 Gyr of volcanic degassing, shown as a function of mantle oxygen fugacity (fO2) and a. initial mantle CO2 content, b. initial mantle H2O
SpaceX is gearing up for the imminent launch of its Starship with Flight 12, potentially taking to the skies as early as May 12, based on recent notifications outlining a
The astronauts on Artemis II’s trip to the moon in April 2026 didn’t just have an amazing journey through space. They also saw something extraordinary. They were the first humans
There are tens of thousands of near-Earth objects (NEOs) that represent some of the most easily accessible resources in the solar system. Planning trajectories to rendezvous with these miniature worlds
Portrait of Janet Petro, center director for NASA’s Kennedy Space Center in Florida. Credit: NASA NASA announced Friday Janet Petro, center director for the agency’s Kennedy Space Center in Florida,
