EarthSky

United States Founded: 1991 • Age: 35 yrs
Astronomy information is delivered via an online portal and newsletter.

About EarthSky

EarthSky is a Media & Entertainment company based in United States founded in 1991 by Ryan Britton. Astronomy information is delivered via an online portal and newsletter. Its website earthsky.org draws about 763 thousand monthly visits. EarthSky offers products and services including Newsletter, Community Photos, and Sky Alerts. Its focus areas include Internet First Media, Science and Technology and Diversified. Its competitors include CNET, Gigaom and Inc; 1 of its 3 listed competitors has raised funding.

Company details

EarthSky was founded in 1991 in the United States as an online portal focused on astronomy and science. News and updates on space, earth sciences, human impacts, and stargazing are covered. An online newsletter is published to engage audiences, while revenue is generated through display advertisements and an e-commerce store. Operations remain centered on digital content delivery in the education and media sector.

Key Metrics
  • Latest Funding Round
    $1.5M (USD), Grant

    Sep 2010

  • Investors
    NASA

    & 2 more

Products & Services of EarthSky

EarthSky offers a comprehensive portfolio of products and services, including Newsletter, Community Photos, and Sky Alerts.

Newsletter
Subscription Service

Provides daily email updates on science and astronomy news

Community Photos
User Engagement Platform

Enables submissions and viewing of astronomy-related photos online

Sky Alerts
Notification Service

Delivers real-time updates on celestial events and night sky guides

Apps and channels of EarthSky

its YouTube channel EarthSky has 57.5K subscribers and 30 videos.

EarthSky
YouTube 57.5K subscribers 30 videos Science & Technology
Open channel

Videos from EarthSky

The most watched videos on EarthSky's YouTube channel, EarthSky (57.5K subscribers). Click a video to play it here.

Spectacular Total Lunar Eclipse Photos From Our Community September 7, 2025
7.3K views
Morning Planets Parade, Plus The Moon And Stars!
6K views
Stunning Venus–Moon–Regulus Conjunction | September 19, 2025
5K views
Betelgeuse's New Companion, With Discoverer Steven Howell
4.5K views

More on EarthSky.

Funding Insights of EarthSky

  • Total Rounds 9
  • Last Round Grant — $1.5M
  • First Round $1.32M

    (Aug 2007)

  • Investors Count 3

All 9 funding rounds of EarthSky with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.

DateAmountTransaction NameValuationLead InvestorsInvestors
Sep 2010$1.5MGrant––
Sep 2010$1.5MGrant––
Sep 2009$119,000Grant––
Jul 2009$1.32MGrant––
Jun 2009$195,000Grant––
Aug 2008$195,000Grant––
Aug 2008$195,000Grant––
Aug 2007$1.32MGrant––
Aug 2007$1.32MGrant––
Valuation history

3 investors in total: 3 institutional.

Investors in EarthSky

EarthSky has secured backing from 3 investors, including institutional investors. Prominent investors backing the company include NASA, National Science Foundation and National Oceanic and Atmospheric Administration.

All
Institutional
InvestorDescriptionFounded YearDomainLocation
Government space exploration and research services are provided.
1958nasa.govUnited States
A government-backed foundation providing seed-stage investments to support small businesses.
1950nsf.govArlington, United States
noaa.gov
Premium access

Investor details for EarthSky

The complete investor list, round-by-round participation and investor portfolios require an active premium plan.

  • Complete investor list
  • Round participation
  • Investor portfolios
  • Co-investor network

Verified entity values are shown only after access is granted.

People of EarthSky

1 people are tracked at EarthSky (1 in leadership).

NameRoleGroup
Ryan Britton
FounderLeadership
Premium access

Complete people profiles for EarthSky

Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.

  • Full employee list
  • Team structure
  • Board tenure
  • Professional contacts

Verified entity values are shown only after access is granted.

Timeline of EarthSky

3 dated milestones of EarthSky across 19 years, from founding to its latest funding, stage changes and deals.

  1. Founded EarthSky is founded.
  2. Funding First funding round of $1.3M.
  3. Funding Latest funding round, Grant, of $1.5M.

Competitors of EarthSky

EarthSky has 3 listed competitors in our database, 1 of them funded. They include CNET, Gigaom and Inc..

Company NameDomainFoundedHQ LocationTotal fundingEmployeesDescription
cnet.com1994San Francisco, United States
Tech product reviews, news, and software downloads are provided.
gigaom.com2006Santa Barbara, United States$22M
Technology news and analysis are provided via an online platform.
inc.com2010New York, United States
Startups and technology news are delivered via an online platform.
Premium access

Detailed competitors of EarthSky

The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.

  • Full competitor set
  • Operating metrics
  • Benchmarks
  • Competitive positioning

Verified entity values are shown only after access is granted.

Web traffic of EarthSky

The website of EarthSky (earthsky.org) receives about 762.6K visits a month and ranks #80,747 among all websites worldwide, #5,125 in Astronomy.

  • Monthly visits
    762.6K

    ▼ 8.9% vs previous month

  • Unique visitors
    486K

    per month

  • Global rank
    #80,747

    among all websites

  • Category rank
    #5,125

    Science and Education · Astronomy

Similar websites

Websites whose visitors overlap most with EarthSky. Affinity shows how closely the audiences match.

WebsiteDomainAudience affinityMonthly visitsGlobal rankProfile
space.com
100%
9.6M#7,512View details
spaceweather.com
spaceweather.com
96%
#64,288–
skyandtelescope.com
skyandtelescope.com
86%
#6,571,516–
hubblesite.org
hubblesite.org
86%
#2,986,092–
astronomy.com
79%
#87,754View details
••••••••••••••••.com••%•.•M#•••••–
••••••••••••••••.com••%•.•M#•••••–
••••••••••••••••.com••%•.•M#•••••–
Premium access

All 40 similar websites and full traffic analytics for EarthSky

The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.

  • 40 similar websites
  • Audience overlap
  • Engagement analytics
  • Traffic by brand

Verified entity values are shown only after access is granted.

Top companies in DTC Media Innovators

3 companies that operate in the same segment as EarthSky (DTC Media Innovators) in United States, ranked by their profile score on The Company Check.

CompanyDescriptionFoundedLocationTotal fundingRevenueEmployees
Multi-category news is delivered through an app-based platform.
2016Arlington, Virginia, United StatesUSD 30 M356
Online platform publishing content focusing on investment
2011Chicago, Illinois, United StatesUSD 60.4 M
Subscription-based sports media is delivered to local premium audiences.
2016Chicago, Illinois, United StatesUSD 134.42 M
Upgrade to premium

Unlock complete access to The Company Check

Get unrestricted viewing across everything we track — from companies and brands to investors, funding rounds, acquisitions, financials, and more.

Upgrade to Premium No viewing limits. Your plan controls exports and screening usage.
Included in your Premium account
  • ✓
    Unlimited viewing on all profiles Companies, investors, financials, funding, acquisitions & directors
  • ✓
    Full access to every database India & global coverage, advanced filters and rich profile details
  • ✓
    Always-on access from your team account Single premium plan for everything you see on the portal

Frequently Asked Questions about EarthSky

EarthSky was founded in 1991 and raised its 1st funding round 16 years after it was founded.

EarthSky is headquartered in United States.

EarthSky was founded in 1991 in the United States as an online portal focused on astronomy and science. News and updates on space, earth sciences, human impacts, and stargazing are covered. An online newsletter is published to engage audiences, while revenue is generated through display advertisements and an e-commerce store. Operations remain centered on digital content delivery in the education and media sector.

EarthSky's top competitors include CNET, Inc. and Gigaom.

EarthSky offers Newsletter, Community Photos, and Sky Alerts.

EarthSky has 3 investors. Key investors include NASA, National Science Foundation, and National Oceanic and Atmospheric Administration.

The website of EarthSky receives about 763 thousand visits a month and ranks #80,747 among all websites worldwide.

Explore millions of companies — effortlessly

Access structured, verified intelligence on 7M+ companies across industries, sectors, and global markets. From early-stage startups to large enterprises, discover ownership, leadership, funding, financials, acquisitions, and market signals — all in one powerful platform.

Free account with essential features Instant access to company reports Enterprise solutions available