Schematic of the circum-Jovian decretion disk. Gas and dust from the circumsolar accretion disk are subsumed into the Jovian disk from approximately one hydrostatic scale height via meridional flows, and
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Dayside temperature scaling factor, R = Tday/Tday,max, as a function of irradiation temperature, Tirr, for (a) all observed rocky exoplanets and (b) planets with Tirr > 1500 K, which may
Schematic illustration of the properties and relative distribution of µm-size dust, mm grains, and molecular gas in the two cavity types presented in this work in comparison to a full
In sending a car-sized rotorcraft to explore Saturn’s moon Titan, NASA’s Dragonfly mission will undertake an unprecedented voyage of scientific discovery. And the work to ensure that this first-of-its-kind project
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
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,
At the beginning of 2026, it’s worth reflecting on the U.S. Space Force’s recent accomplishments. They include the creation of the Commercial Space Office and its Commercial Augmentation Space Reserve,
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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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