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Curated astronomy indexes
4Astronomy is a search engine built for people who look up. We combine multiple indexes, curated astronomy sources, and AI systems to return results tailored to astronomy topics. Use 4Astronomy to find observing guides, research papers, image archives, mission information, community resources, and products relevant to amateur and professional astronomy. Part of the 4SEARCH network of topic specific search engines.
Latest Articles
Science Snapshots: September 13, 2026
4+ hour, 9+ min ago (46+ words) Human drug use began millennia earlier than believed AI turns Fermat’s Last Theorem proof to code in 11 days Even Teflon may not stop water if the liquid is charged Published - September 13, 2026 08:00 am IST Science Snapshots / research / neurology / physics / chemistry / Artificial…...
Open-Source Trifilar Pendulum Brings Low-Cost Inertia Testing to Small
2+ hour, 47+ min ago (691+ words) Every spacecraft that tumbles, spins, or reorients itself in orbit does so according to a property that engineers cannot afford to guess: the mass moment of inertia....
There are more chemical compounds than molecules in the universe — and more pictures, too
7+ hour, 48+ min ago (34+ words) What you see on Instagram is only a minute sampling of what is possible to portray on camera It is …...
beyond the last observer
8+ hour, 53+ min ago (443+ words) Something can happen without anyone witnessing it.. A star can collapse in a distant galaxy with no observer present, Its light can travel across the universe for billions of …...
Brics backs peaceful use of space, wider AI access and cooperation on emerging technologies
22+ hour, 47+ min ago (860+ words) Leaders of Brics countries on Saturday reaffirmed their commitment to international cooperation for the peaceful exploration and use of outer space, including space systems, while backing greater collaboration across emerging technologies. In the New Delhi Declaration 2026, the leaders stressed the…...
Beyond The Controversy: Can the Navier–Stokes Breakthrough Tell Us Whether Gravity Emerges From…
1+ day, 10+ min ago (1246+ words) Beyond The Controversy: Can the Navier–Stokes Breakthrough Tell Us Whether Gravity Emerges From Something Deeper? A singularity in a theory we know is emergent may give us a new way to ask whether …...
Loft Orbital’s $1bn plan puts Mistral AI on 50 satellites
1+ day, 19+ hour ago (847+ words) Loft Orbital and Marlan Space have announced a $1bn programme to grow their AI satellite constellation from 10 to 50 satellites. Mistral will supply the onboard models, BlackSky the high-resolution optical satellites. Orbitworks will build them in Abu Dhabi, with the first launch…...
Help Refine Data from Space Telescopes with Artifact InSPECtor
1+ day, 10+ hour ago (186+ words) How do scientists studying space with data from a telescope hundreds of thousands of miles away know that what they are seeing is real? A new NASA project, Artifact InSPECtor, invites you to find out – and by doing so, to…...
ST Engineering iDirect Advances Intelligent Satellite Operations with New AI Capabilities
3+ day, 2+ hour ago (331+ words) ST Engineering iDirect, a global leader in satellite communications, today announced new capabilities for Foresight, its AI-driven orchestration and intelligence platform designed to help satellite operators simplify increasingly complex multi-orbit and multi-service network environments. The new capabilities introduce enhanced AI…...
China launches AI-powered geological mapping and mineral exploration systems
1+ day, 22+ hour ago (432+ words) The two systems — AI-GeoMapping and AI-OreSeeking — were released by the China Geological Survey of the Ministry of Natural Resources at the 28th China Mining Conference and Exhibition in Tianjin, as the country pushes to secure critical mineral supplies. Geological mapping serves…...