Graphical abstract — Journal of the American Chemical Society The P–O–P moiety plays a central role in inorganic and biological systems and is considered to be a critical precursor to
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Blue Origin scrubs New Glenn launch of ESCAPADE
WASHINGTON — Blue Origin called off its first attempt at the second launch of its New Glenn rocket Nov. 9, citing weather and other issues. Blue Origin had pushed back
Tidally Torn: Why the Most Common Stars May Lack Large, Habitable-Zone Moons
HZs and Hill Radii of M0, M2, and M4 stars. (a) Top-down and (b) edge-on views of the HZs around M0 (red), M2 (blue), and M4 (black) dwarfs along with
A Sensitivity Analysis Of Interstellar Ice Chemistry In Astrochemical Models
Abundances (top) and correlation coefficients (bottom) of H2O, CO, CO2, CH3OH, and NH3 ices at T = 10 K, nH/ = 105 cm−3, ζ = 1.3 × 10−17s−1 and FUV
Multiple Roles Of DNA Methylation In Sea-ice Bacterial Communities And Associated Viruses
Graphical Abstract. — ISME via PubMed Despite growing evidence for the role of DNA methylation in bacterial acclimation to environmental stress, this epigenetic mechanism remains unexplored in sea-ice microbial communities
Ion-molecule Routes Towards Cycles In TMC-1. An Automated Study Of The C2H4 + CH2CCH+ Reaction
Depiction of the reaction network of the C2H4 + CH2CCH+ reaction. The energies are calculated at the DLPNO-CCSD(T)/aug-cc-pvtz level with the ωB97XD/def2-TZVPD harmonic zero point energy. In the diagram EQ
Portal Space Systems announces highly maneuverable satellite bus
WASHINGTON — Portal Space Systems says it will develop a highly maneuverable satellite bus, with a first flight planned for late 2026. Portal announced Nov. 5 the Starburst, a small
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A representative sample of nine historical events from Table 5. The top row shows nearby ( 4 kpc) events for which a combination of all three mass-distance relations (θE, πE,
Scientists discover 1st evidence of 4.5-billion-year-old ‘proto-Earth’ buried deep within our planet
Scientists have identified what may be the first direct evidence of material left over from the “proto-Earth,” a primordial version of our planet that existed before a colossal moon-forming impact
The JWST Users Committee (JSTUC) will hold their second Community Forum on Monday, October 27, 2025 at 12:00 PM (Eastern Time) to continue discussions with the JWST user community (following
Space-based shenanigans are increasing in Earth’s orbit. Anti-satellite technologies (ASATs) are becoming the new military “must-have” for spacefaring nations — like China, Russia, India, as well as the United States.
China is on track to land its first crew on the lunar surface by 2030 and establish a base at the resource-rich south pole — a site that offers continuous
The new moon will see dark skies for the peak of the Orionid meteor shower, while three days later the young moon will pass in front of the red star
In the constellation Cepheus lies the barred spiral galaxy NGC 6951. Due to its stellar activity, the galaxy has become a favorite for astronomers using the Hubble Space Telescope. What
This week, SpaceX is set to take a commanding lead in the launch schedule with as many as four missions using its Falcon 9 rockets. Notably, one of these missions
In the vast expanse of knowledge, where the cosmos beckons and the stars whisper secrets of the universe, “Astronomy by OpenStax” emerges as a beacon for those eager to navigate
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