MOUNTAIN VIEW, Calif. — Manufacturers of small satellites that lack opportunities to build very large constellations say they are seeing growing interest from customers seeking smaller systems tailored to specific
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The top row (A to C) shows longitudinally averaged cross sections of ventilation age, where younger ventilation ages represent water parcels that have more recently interacted with the ocean-atmosphere interface.
Why are planets rarely found orbiting a pair of stars? UC Berkeley and American University of Beirut physicists find that general relativity makes the orbit of a tight binary pair
From left, Johns Hopkins APL engineers Tyler Radomsky and Felipe Ruiz install a rotor on the Dragonfly test model at the Transonic Dynamics Tunnel at NASA’s Langley Research Center in
Sometimes we humans get ahead of ourselves. We embark on grand engineering experiments without really understanding what the long-term implications of such projects are. Climate change itself is a perfect
…And now the weather… “And now the weather” appears every month in Astronomy Now magazine. Enjoy this free sampler from the February issue ahead of Valentine’s Day. The outer Solar System
For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are essential. Phosphorus is vital for the formation of DNA and RNA,
Graphical Abstract — astro-ph.SR Small polycyclic aromatic hydrocarbons and somewhat larger cyano derivatives were detected in the cold dark cloud TMC-1 recently. Their formation from smaller hydrocarbons is not well
The reflectance spectrum detailing features from O2, O3, H2O, CO2, and CH4 of a modern Earth-like planet from 0.2 – 2 µm, similar in range expected from HWO (adapted from
Grid of simulations of atmospheric pressure contribution (bars) and total volume mixing ratio (VMR) for each molecular species as a result of initial volatile abundances. Results are shown for the
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04Hurricane forecasters are losing 3 key satellites ahead of peak storm season − a meteorologist explains why it matters -
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06Binary star systems are complex astronomical objects − a new AI approach could pin down their properties quickly -
07Worlds Next Door: A Candidate Giant Planet Imaged in the Habitable Zone of α Cen A. I. Observations, Orbital and Physical Properties, and Exozodi Upper Limits
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