Explore the Universe, Open Data
ESASky (esa.int) scores 83 out of 100 on Brand Analyzer, placing it in the Strong Brand tier among Education brands, Technology brands, Government brands, in the 86th percentile of 16774 Education brands.
ESASky is a free, web-based application developed under the European Space Agency that allows users to visualize and download public astronomical data collected from various space-based missions. It serves as an accessible platform bridging raw scientific data with public use, supporting astronomers, researchers, educators, students, and space enthusiasts. ESASky aggregates multi-mission data into an intuitive interface, eliminating the need for specialized software to explore space science data.
| Brand Name | ESASky |
|---|---|
| Domain | esa.int |
| Industry | Education, Technology |
| Parent Company / Owner | European Space Agency (ESA) |
| Main Competitors | Aladin Sky Atlas, WorldWide Telescope (77/100), SkyView (NASA), Stellarium (74/100), VizieR, Google Sky (90/100) |
Moz Domain Authority 91/100 vs category average 48 / leader 97 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
ESASky has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "ESASky is an application that allows you to visualise and download public astronomical data from space-based missions." (No meta description. OG description present and descriptive) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: og:title, og:description, og:image, og:type. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: No robots.txt found (default: all bots allowed, but explicit file preferred) - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: Apache, Ghost, Angular.
Social footprint: verified profiles on Facebook, Instagram; no detected presence on X (Twitter), LinkedIn, YouTube, GitHub - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked August 2026.
When asked "What is European Space Agency (ESA)?", Claude could identify the brand as of August 2026. The European Space Agency is an intergovernmental organization of 22 member states dedicated to space exploration, with programs spanning satellite launches, human spaceflight, planetary science, and Earth observation. It operates major spaceports like Kourou in French Guiana and Best known for Being Europe's primary intergovernmental space agency, known for missions like Rosetta, Gaia, and collaboration on the James Webb Space Telescope.
When asked "Best brands similar to European Space Agency (ESA)?", Claude would recommend ESASky as of August 2026. It's one of the most prominent government space agencies globally and a natural comparison point alongside NASA, Roscosmos, or JAXA.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
ESASky's main competitors in Education: WorldWide Telescope (77/100), Stellarium (74/100), Google Sky (90/100).
Sources: Brand Analyzer scan
ESASky offers a web-based application for visualizing and downloading public astronomical data gathered from various space-based missions. It provides tools to explore celestial imagery and datasets for scientific research and educational purposes, all accessible without specialized software.
Sources: ESASky official site
ESASky is a free, web-based application developed under the European Space Agency that enables users to visualize and download public astronomical data gathered from space-based missions. It is designed to make complex scientific data accessible to a broad audience without requiring specialized software.
Sources: ESASky official site
ESASky has limited AI-search visibility, scoring 49/100 on Brand Analyzer's AI visibility composite (visibility 52, trust 44, recommendation 51). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: ESASky official site
ESASky allows users to visualize, explore, and download public astronomical data collected from multiple space-based missions. It aggregates this data into a single, intuitive web platform, enabling users to study celestial objects and regions of the sky without needing specialized astronomical software.
Sources: ESASky official site
ESASky scores 51/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Education options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: ESASky official site
ESASky is used by astronomers, researchers, educators, students, and space enthusiasts who want to explore and analyze publicly available astronomical data from space-based missions.
Sources: ESASky official site
ESASky is known for providing free, centralized access to astronomical data from numerous space missions through an easy-to-use, web-based visualization tool. It is recognized for making scientific space data publicly accessible for both research and educational purposes.
Sources: ESASky official site
ESASky is a tool developed under the European Space Agency, a recognized governmental space organization, which supports its credibility as a reliable source for public astronomical data. Since it provides free access to scientific mission data for research and educational use, it is generally considered a trustworthy platform within the space science community.
Sources: ESASky official site
ESASky can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: ESASky official site
ESASky is valued for offering free, consolidated access to astronomical data from multiple space missions in one intuitive, web-based interface. Its popularity stems from eliminating the need for specialized software, making space science data approachable for researchers, educators, students, and enthusiasts alike.
Sources: ESASky official site
ESASky scores 49/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
ESASky has a limited AI-visibility profile at 49/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (52/100) and its weakest is trust (44/100). It benefits from a recognised Wikipedia company entity, a Moz Domain Authority of 91/100 and open access for AI crawlers (GPTBot, ClaudeBot, etc.). The main gaps holding it back: no strong Wikidata entry, thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify ESASky from memory (August 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
83 in October 2026, up from 76 in August 2026.
Ranked closest to ESASky: Embry-Riddle Aeronautical University (83/100), Erasmusu (83/100), Escape Studios (83/100), ESILV (83/100).
A step up - brands to learn from: Washington State University (91/100), Workaway (91/100).
Category leader: Canva (97/100).
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