What was the Universe like before the first stars formed? Dark, obviously. But there must have been some level of activity in the gas clouds that preceded the first stars.
What was the Universe like before the first stars formed? Dark, obviously. But there must have been some level of activity in the gas clouds that preceded the first stars.
Espoo, FINLAND — China has completed an integrated landing and ascent test of its Lanyue lunar lander, marking a major milestone in its crewed moon landing program. To continue reading
Ontario, N.Y. / Livermore, Calif. — Lawrence Livermore National Laboratory (LLNL) and Starris: Optimax Space Systems and have signed a Cooperative Research and Development Agreement (CRADA), expanding production of LLNL’s
Astronomers are known for peering deep into the universe, but now, their observations might also help us better understand what’s happening right here on Earth. Scientists from the University of
NASA/Rad Sinyak The Artemis II crew (from left to right) CSA (Canadian Space Agency) astronaut Jeremy Hansen, and NASA astronauts Christina Koch, Victor Glover, and Reid Wiseman don their Orion Crew Survival
This image shows the Alpha Centauri star system from several different ground- and space-based observatories: the Digitized Sky Survey (DSS), the NASA/ESA Hubble Space Telescope, and the NASA/ESA/CSA James Webb
JWST’s view of the α Cen AB system. Shown above is a background-subtracted Stage 2b F1550C image of the α Cen AB system from August 2024. The image is oriented
Joint PCA-KLIP subtraction of distinct subsets of the α Cen AB science integrations from the August 2024 observations. — astro-ph.SR JWST observed our closest solar twin, α Cen A, with
Astronomers using the James Webb Space Telescope (JWST) have found strong evidence for a new exoplanet — one orbiting Alpha Centauri A, the nearest sun-like star to Earth. It’s located
Stacked images of interstellar comet 3I/ATLAS acquired with UVOT obtained on July 31 and Aug 1, 2025. The image acquired with the V filter is shown on the left, the






