Model transmission spectra comparing several haze compositions on a GJ 1214b-like planet with a temperate waterrich atmosphere. We model a clear atmosphere as well as atmospheres with Titan-like hazes, water-rich
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Space Force reorg signals end of SDA as standalone agency
COLORADO SPRINGS — The Space Development Agency, created to rapidly field a low Earth orbit satellite network for the military, is poised to be folded into a broader reorganization of
What Happens When Light Goes Boom? Part 1: The Scientist Who Stared at a Glow
In 1934, a Soviet physicist named Pavel Cherenkov shone gamma rays into a bottle of water and noticed a faint blue glow. So had others before him. They all shrugged
Where's the Dividing Line Between A Star and A Planet? Ask the JWST.
It’s obvious that Earth is a planet. It’s obvious that the Sun is a star. But for substellar objects like brown dwarfs, it’s not so clear. Researchers are using the
Seraphim forms space advisory council
TAMPA, Fla. — Early-stage space investor Seraphim Space has formed a global advisory council of industry, policy and investment leaders to inform its long-term strategy as geopolitical and technology advances
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Main plot: mass-radius plot of well-studied exoplanets from TepCat in between 1-20 Earth masses and 1-4 Earth radii. Some theoretical mass-radius curves are shown for comparison. Although a subset of
The final accumulated nighttime light change area: A night-time view of Earth, capturing human activity across the eastern hemisphere of the planet through the emissions of artificial light. Derived from
Example full-resolution Ariel transmission spectrum of the hot-Saturn WASP-39 b simulated at Tier 2 precision (black error bars). The underlying atmosphere model assumes chemical equilibrium with a solar C/O ratio
Apple TV’s absorbing alt-history sci-fi show, For All Mankind, blasted off into its fifth season on March 27, as animosity is quickly escalating between the citizens of Earth and the
Paris, April 2026 – GSOA and Novaspace announce the inaugural edition of the Space Industry Forum (SIF), a new flagship event co-organized by both organizations, taking place on May 19, 2026, at The Fullerton Hotel in Singapore.
Space is getting crowded – and not just with satellites, but with the massive amounts of data they’re generating. The amount of information being generated and passed through orbit is
Earth shines above the lunar crescent in the viewport of the Artemis 2 Orion spacecraft. (Image credit: NASA) The Artemis 2 crew captured a spellbinding photo of the crescent Earth
Ripples in the very fabric of space and time called “gravitational waves” may have provided the first tantalizing evidence of tiny black holes born during the Big Bang. These primordial
After an extraordinary journey encompassing more than 800,000 kilometers, the Artemis II mission is poised to make its return to Earth this Friday evening. The Orion spacecraft, named Integrity, has
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