A clump of sargassum – an invasive species of algae – floats along in the current off the short of La Parguera, Puerto Rico. NASA/Milan Loiacono NASA’s Center of Excellence
A clump of sargassum – an invasive species of algae – floats along in the current off the short of La Parguera, Puerto Rico. NASA/Milan Loiacono NASA’s Center of Excellence
TAMPA, Fla. — Eutelsat has ended capacity leases on two Russian spacecraft after one failed in orbit and the other is set to relocate, escaping contracts hit by Western sanctions
NASA’s Goddard Space Flight Center/Intuitive Machines Early morning sunlight illuminates the western wall of this unnamed crater, leaving deep shadows on the ground and in the interior. The image was
El emblema de la misión Artemis II se observa en el hombro derecho de los trajes sistema de supervivencia de la tripulación de Orion que llevarán los astronautas de la NASA
This pair of images shows stars observed Feb. 6, 2026, by the SPARCS space telescope simultaneously in the near-ultraviolet, left, and far-ultraviolet, right. The fact that one star is seen
The Artemis II mission patch is seen on the right shoulder of the Orion Crew Survival System suits that NASA astronauts Reid Wiseman, Victor Glover, and Christina Koch, and CSA
Gene duplication results in paralog-specific divergence of ancient CNSs. CNSs identified within experimentally validated CREs. (A-F) — Science A deep genetic mystery has baffled plant scientists for decades.
(Deconvolved) probability density function (PDF) of the ages of solar twins determined with MKs . The dotted black line shows the normalized age histogram of our solar twin catalog (same
(Left) Predicted concretion diameter for different nucleation density scaling exponents α. For α ≤ 1, diffusion controls at the Mars dust grain size and predictions match observations (green band). For
Pollux instrument concept schematic diagram. — astro-ph.IM Pollux is a candidate European instrument contribution to the Habitable Worlds Observatory (HWO), designed to advance our understanding of the formation and evolution






