A Dual Engine Centaur upper stage for Atlas V nears completion at the factory in Decatur, Alabama. The RL10 engine marked 60 years of flight on Nov. 27, 2023. Image:
A Dual Engine Centaur upper stage for Atlas V nears completion at the factory in Decatur, Alabama. The RL10 engine marked 60 years of flight on Nov. 27, 2023. Image:
HELSINKI — Commercial launch startup Landspace has secured formal contracts to launch satellites for China’s two main megaconstellation projects, helping to address a launch capacity bottleneck. Chinese media reported Jan.
3 Min Read I Am Artemis: Dave Reynolds Dave Reynolds, the booster manager for SLS (Space Launch System), works inside the Next Generation Booster Avionics Mockup at NASA’s Marshall Space
Exoplanets, -moons, -comets Status Report astro-ph.EP January 9, 2026 Phase-folded TESS light curve utilizing all 54 available sectors, binned to 5 minutes (blue points with error bars). The clear U-shape
A small group of young researchers at the Cosmic Dawn Center, Niels Bohr Institute, University of Copenhagen, have, through observations of the early stages of an extremely large galaxy cluster’s
A new study finds that hot super-Earths begin as large puffy worlds with low densities. Over time their atmospheres are stripped away to leave more dense planets orbiting close to
6 min read NASA’s Pandora Satellite, CubeSats to Explore Exoplanets, Beyond A new NASA spacecraft called Pandora is awaiting launch ahead of its journey to study the atmospheres of exoplanets,
Astronomers have completed the most comprehensive census of active galactic nuclei (AGN) to date, providing the clearest picture yet of the probability that galaxies of different sizes host active black
Astronomers have long puzzled over how some massive galaxies stop forming stars and remain dormant for billions of years—even when they still contain gas that could, in principle, fuel new
SpaceX has the first of a series of afternoon launches in the next week on tap Friday with another Starlink mission from Cape Canaveral.






