WASHINGTON — NASA has selected two Earth science missions for development, one focused on studying the atmosphere and the other on terrestrial ecosystems and ice. The agency announced Feb. 5
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An International Team Uncovers What Powers Auroras
A new study co-led by the Department of Earth and Planetary Sciences at The University of Hong Kong (HKU) and the Department of Atmospheric and Oceanic Sciences at the University
Mars Curiosity Seeks Evidence Of Organics
NASA’s Mars rover Curiosity acquired this image using its Mast Camera (Mastcam); it shows the “Nevado Sajama” drill site from November, right next to the location of this weekend’s drill.
The Effects Of Non-ideal Mixing In Planetary Magma Oceans And Atmospheres
A planet with a magma ocean — Grok via Astrobiology.com Sub-Neptunes with hydrogen-rich envelopes are expected to sustain long-lived magma oceans that continuously exchange volatiles with their overlying atmospheres. Capturing
A Chemistry-First Centered Icy Chemical Inventory of Protostellar Sources with JWST
Infrared spectrum of Ser-emb7 after continuum removal and peak fitting. The original spectrum (dark gray) is fit with color-coded peaks, which are identified in the legend, that sum to an
Architectures Of Planetary Systems II: Trends With Host Star Mass And Metallicity
Comparison of host star masses and metallicities of N ≥3 categories of exoplanet systems (black points), compared with two of our potential source populations: all exoplanet hosts with jupiters (red)
Broadband Infrared Spectroscopy Of Methanol Isotopologues In pure, H2O-rich, And CO-rich Ice Analogues
Transmission spectra of solid methanol and its five deuterated isotopologues at 10 K. The region between 650 to 590 cm−1 (15.4 to 16.9 µm), affected by increased noise from the
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Sometimes 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 it a perfect example
Depending on when you read this, NASA will be weeks — perhaps days — from one of its biggest missions in years. On Jan. 17, NASA rolled out the Space
View at EarthSky Community Photos. | Greg Johnson captured this image on March 22, 2025, from Washington and wrote: “Fireball captured on my SkunkBayWeather “Night” webcam.” Thank you, Greg! Spring
AI image of our Milky Way galaxy. The innermost stars in the galaxy are depicted as moving at near relativistic speeds (at a significant fraction of the speed of light) around a dense
Did we just see a black hole explode? UMass Amherst’s physicists think so. This artist’s concept takes a fanciful approach to imagining small primordial black holes. Image via NASA/ Goddard
HELSINKI — China appears set for an in-flight abort test of its new-generation Mengzhou spacecraft next week in a key step for the country’s human spaceflight plans. Images shared on
ESA astronaut Sophie Adenot is preparing to launch to the International Space Station for her first space mission: εpsilon. After years of intensive training — from emergency procedures to spacewalk simulations
With the 2026 Winter Olympics officially opening today, the Copernicus Sentinel-2 mission brings us a striking view of northern Italy, highlighting several key Olympic venues. Zoom in to explore this
Embark on an extraordinary journey through the cosmos with “Astronomy: The Definitive Guide to the Universe.” Priced at just $16.94, this visually stunning book is a treasure trove for both
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01Two Black Holes Observed Circling Each Other for the First Time -
02From Polymerization-Enabled Folding and Assembly to Chemical Evolution: Key Processes for Emergence of Functional Polymers in the Origin of Life -
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04Thermodynamic Constraints On The Citric Acid Cycle And Related Reactions In Ocean World Interiors -
05Hurricane forecasters are losing 3 key satellites ahead of peak storm season − a meteorologist explains why it matters -
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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