Toward Process-Driven Research in Astrobiology – Grok via Astrobiology.com Biological activity has shaped environments across Earth with varying degrees of impact throughout geological time, which complicates efforts to distinguish signs
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China launches new highly retrograde Yaogan satellite, KZ-11 rideshare deploys 8 satellites
HELSINKI — China conducted a pair of launches Sunday, sending a second Yaogan-50 satellite into a highly retrograde orbit and completing a Kuaizhou-11 solid rocket rideshare mission. The country is
Star Finder!: A Step-by-Step Guide to the Night Sky (DK Children's For Beginners)
If you’ve ever gazed up at the night sky and felt a spark of curiosity, then “Star Finder!: A Step-by-Step Guide to the Night Sky” is your ticket to an
Reading Europa's Fingerprints
Beneath Europa’s cracked and frozen shell lies a vast ocean of liquid water and what’s seeping up through that ice may be one of the most compelling clues we have
Life, But Not As We Know It
For sixty years, the search for life beyond Earth has been built on the single assumption that alien life will look enough like us to recognise. A radical new idea
The Sun's Great Escape
Our Sun didn’t always call this quiet corner of the Milky Way home. New research using data from the European Space Agency’s Gaia satellite has uncovered evidence that the Sun
Starcloud files plans for 88,000-satellite constellation
WASHINGTON — An orbital data center startup is seeking approval from the Federal Communications Commission for a constellation of as many as 88,000 satellites. The FCC accepted for filing March
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The launch of a new batch of SpaceX Starlink satellites lit up the predawn sky in southern California today (Dec. 10) as the company marked its 160th flight of a
NASA/Bill Ingalls The Soyuz MS-27 spacecraft is seen as it lands in a remote area near the town of Zhezkazgan, Kazakhstan on Dec. 9, 2025, with Expedition 73 NASA astronaut
Comet C/2025 R2 (SWAN) glows alongside the Eagle Nebula. (Image credit: Daniele Gasparri) passed in front of the Eagle Nebula and the iconic Pillars of Creation, from his home in
Left: Gas-phase abundances of aromatic molecules versus distance from the star calculated with CTM (solid lines) and without it (dotted lines). Right: Gas-phase abundances of aromatic molecules at R =
Top: High-fidelity noise simulations for potential additional bandpasses that could be observed at the same time as the discovery observation for different assumed bandwidths. The shaded areas represent the uncertainty
The Voyager 2 mission may have caught Uranus at a special time during which the ice giant’s radiation belts were being supercharged with electrons accelerated by a similar process to
Retirement Information for NASA Employees The NSSC provides general administrative, advisory, and transactional support for federal benefits programs to all NASA employees, calculates retirement estimates, and processes retirement packages. In
High up in the Chilean Andes, the Extremely Large Telescope (ELT) is set to become the world’s largest optical telescope and one of the most ambitious scientific instruments ever built.
Space missions are entering a new era defined by complexity: more sensors, more software-driven behavior, more tightly coupled subsystems and more interactions between spacecraft and orbital infrastructure. As these systems
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