Alternatives and competitors

Sites like European Space Agency

The 20 closest space agency alternatives to European Space Agency, ranked by what they actually offer, and the 6 technologies behind it.

Looking for an alternative to European Space Agency? The closest matches are NASA, space.com and europa.eu. We match sites by what they actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Vote on each alternative and leave a short note to help the next person choose.

Neighbours
k = 20
Sites searched
4,032
Vector
384-d
Query
10 ms

01 · Entity

About European Space Agency

European Space Agency esa.int

Homepage

The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, Earth observation and space science.

Wikidata: European organisation dedicated to space exploration

Top 10K · #3,064 English 6 technologies Crawled Nov 6, 2026
Visit European Space Agency

Summary by Claude

Official website of the European Space Agency, an intergovernmental space agency, publishing news, images and videos about its missions in space science, Earth observation, human spaceflight, launchers, navigation and telecommunications, plus information about the organisation and its strategy.

Who it’s for
General public, media, researchers and space industry
Business model
Government funded by member states

02 · Embedding space

Competitor map

Each alternative by how close its vector is to European Space Agency’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

similarity × popularity

World Health OrganizationEPAEuronewsEurekAlert!Live ScienceScienceAlertScienceDailyeuropa.euspace.comNASA

03 · Nearest neighbours

Alternatives to European Space Agency

Thumbs up if it’s a real alternative to European Space Agency, thumbs down if it isn’t.

Only in English
  1. 01
    NASA nasa.gov Top 1K English

    NASA

    NASA.gov brings you the latest news, images and videos from America's space agency, pioneering the future in space exploration, scientific discovery and aeronautics research.

  2. 02
    space.com Top 10K English

    Space.com: NASA, Space Exploration and Astronomy News

    Get the latest space exploration, innovation and astronomy news. Space.com celebrates humanity's ongoing expansion across the final frontier.

  3. 03
    europa.eu Top 1K English

    Language selection | European Union

    Discover how the EU functions, its principles, priorities; find out about its history and member states; learn about its legal basis and your EU rights.

  4. 04
    ScienceDaily sciencedaily.com Top 10K English

    ScienceDaily: Your source for the latest research news

    Breaking science news and articles on global warming, extrasolar planets, stem cells, bird flu, autism, nanotechnology, dinosaurs, evolution -- the latest discoveries in astronomy, anthropology, biology, chemistry, climate & environment, computers, engineering, health & medicine, math, physics, psychology, technology, and more -- from the world's leading universities and research organizations.

  5. 05
    International Energy Agency iea.org Top 10K English

    autonomous intergovernmental organisation

  6. 06
    ScienceAlert sciencealert.com Top 10K English

    ScienceAlert : The Best in Science News And Amazing Breakthroughs

    The latest science news. Publishing independent, fact-checked reporting on health, space, nature, technology, and the environment.

  7. 07

    The official website for European football | UEFA.com

    UEFA.com is the official site of UEFA, the Union of European Football Associations, and the governing body of football in Europe. UEFA works to promote, protect and develop European football across its 55 member associations and organises some of the world’s most famous football competitions, including the UEFA Champions League, UEFA Women’s Champions League, the UEFA Europa League, UEFA EURO and many more. The site features the latest European football news, goals, an extensive archive of video and stats, as well as insights into how the organisation works, including information on financial

  8. 08
    Council of Europe coe.int Top 10K English

    International organisation founded in 1949

  9. 09
    Live Science livescience.com Top 10K English

    Live Science | Latest science news and articles for those with curious minds

    Daily discoveries, groundbreaking research and fascinating science breakthroughs that impact you and the wider world, reported by our expert journalists.

  10. 10
    EurekAlert! eurekalert.org Top 10K English

    EurekAlert! Science News Releases

    EurekAlert! is an online science news service featuring health, medicine, science and technology news from leading research institutions and universities. Sponsored by AAAS, the science society.

  11. 11
    Politico politico.eu Top 10K English

    POLITICO – European Politics, Policy, Government News

    POLITICO Europe covers the politics, policy and personalities of the European Union. Our coverage includes breaking news, opinion pieces, and features.

  12. 12
    Phys.org phys.org Top 10K English

    Phys.org - News and Articles on Science and Technology

    Daily science news on research developments, technological breakthroughs and the latest scientific innovations

  13. 13
    Euronews euronews.com Top 10K English

    Latest breaking news available as free video on demand | Euronews

    Latest breaking news available as free video on demand. Stay informed on European and world news about economy, politics, diplomacy… with Euronews.

  14. 14
    EPA epa.gov Top 1K English

    U.S. Environmental Protection Agency | US EPA

    Website of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.

  15. 15

    scientific agency of the United States government

  16. 16
    worldometers.info Top 10K English

    Worldometer - real time world statistics

    Live world statistics on population, government and economics, society and media, environment, food, water, energy and health. Interesting statistics with world population clock, forest loss this year, carbon dioxide co2 emission, world hunger data, energy consumed, and a lot more

  17. 17
    International Atomic Energy Agency iaea.org Top 10K English

    international organisation

  18. 18
    World Health Organization who.int Top 1K English

    World Health Organization (WHO)

    The United Nations agency working to promote health, keep the world safe and serve the vulnerable

  19. 19
    Ars Technica arstechnica.com Top 10K English

    Ars Technica - Serving the Technologist since 1998. News, reviews, and analysis.

    News and reviews, covering IT, AI, science, space, health, gaming, cybersecurity, tech policy, computers, mobile devices, and operating systems.

  20. 20
    CNRS cnrs.fr Top 10K English

    Centre national de la recherche scientifique (CNRS)

    Le Centre national de la recherche scientifique est le plus grand organisme public français de recherche scientifique. Il exerce son activité dans

Ranked by score: the cosine similarity of each site’s vector to esa.int’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones European Space Agency uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What European Space Agency is built with, and what its closest competitors use, from its homepage’s code and its DNS records.

Built with

CDN
  • Fastly header x-served-by: cache-par-lfpg1960060-PAR, cache-ber1080025-BER
Email hosting
Email delivery
  • Mailjet TXT v=spf1 a:spf.esa.int ip4:178.32.232.64/27 include:spf.protection.outl…
SaaS tools (verified in DNS)
  • Apple Business TXT apple-domain-verification=qdRjdrwGfzXJfV9p
  • Atlassian TXT atlassian-domain-verification=jc1Lc0lf5x4OG6wUf1JqVjrEnFMoFnZHGsM7vnw…
  • Google Search Console TXT google-site-verification=LQgmlH1PAH3jhldXTrZL-l1fQGh8TCQxAB1okds6CLE

Stack changes

No changes yet. Each new crawl is compared with the last one, and what European Space Agency adds or drops shows up here.

SimilarSiteSearch

Competitors by meaning, stacks from the source. Data from public homepages and DNS.

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