South Africa’s exceptionally preserved ancient rocks hold key evidence for the rise ofatmospheric oxygen. Within them, researchers see the disappearance of sulfur mass-independent fractionation, evidence for a GOE. Credit Photo
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Bassac River, Southern Vietnam
NASA A camera on the International Space Station captured this Oct. 2, 2025, photo of the Bassac River in Cù Lao Dung, a river islet district in southern Vietnam. The
GomSpace to provide RF subsystem for Apolink LEO relay demonstrator
TAMPA, Fla. — Palo Alto startup Apolink has picked GomSpace to build the radio frequency subsystem for its first relay cubesat, aiming to show how signals can be received from
Live coverage: ULA Atlas 5 launch will put Amazon’s 180th broadband satellite in low Earth orbit
United Launch Alliance’s Atlas 5 rocket stands at the pad at Space Launch Complex 41 at Cape Canaveral Space Force Station ahead of the launch of the Leo Atlas 04
Water Versus Land On Temperate Rocky Planets
Elements of the deep water cycle on rocky planets that are discussed in this chapter. Reservoirs are labelled in sans serif font. The dominant form of ‘water’ in certain reservoirs
Using Science Fiction to Teach Astronomy and Astrobiology
How will Science Fiction inspire the way in which we mount Astrobiology missions to other worlds? Grok via Astrobiology.com Students in our introductory courses are often familiar with astronomy concepts
Cosmic-Ray Bath in a Past Supernova Gives Birth to Earth-Like Planets
Schematic picture of the system assumed in this study. (a) A supernova explosion occurs at a distance 𝑑 from the protosolar disk, and (b) the expanding supernova shockwave contacts the
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An international team of astronomers observed a sudden outburst of matter near the supermassive black hole NGC 3783 at speeds reaching up to 20% of the speed of light. During
NASA teams are working to restore contact with one of its most advanced interplanetary satellites. MAVEN (Mars Atmosphere and Volatile EvolutioN) is one of only three NASA missions currently in
This illustration shows Jezero Crater — the landing site of the Mars 2020 Perseverance rover. — NASA.gov On Mars, the amount of ultraviolet C (UVC) radiation that reaches the surface
Computer simulation of a Milky Way-like galaxy from the Auriga suite, cycling between views of the stars, the gas coloured by iron (Fe) abundance, and the gas coloured by magnesium
This artist’s impression shows a view of the surface of the planet Proxima b orbiting the red dwarf star Proxima Centauri, the closest star to the Solar System. © ESO/M.
TAMPA, Fla. — Two defense technology companies from Norway and Germany have joined forces to bolster Europe’s sovereign intelligence and communications capabilities, with plans to start deploying small satellites in
HELSINKI — China continued a surge in launch activity with a pair of missions Tuesday, adding to an opaque satellite series and launching new remote sensing satellites. The first launch
GOLDEN, CO — A university team has found that small orbital debris could emit radio bursts as they collide or approach each other in space. The signal can be detected with
SAN FRANCISCO – British startup Odin Space raised $3 million in a seed round to begin commercializing tiny sensors to map and analyze sub-centimeter orbital debris. With its first sensor
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