Newsletter Sponsor Rankings

Top Space Newsletters

The 25 most sponsor-active Space newsletters, ranked by our Newsletter Leader Score.

📊 25 ranked newsletters 🔄 Updated August 18, 2026 🤖 Compiled by Sponsor Scout
1
Leader Score 95

Flagship daily newsletter covering the business and policy of space for industry and government readers. Payload also runs adjacent weekly products including Europe and Polaris.

weeklyspace industry and government officialsspacespace businessspace policy
🤝 10 known sponsors👥 ~19,000 subscribers
👤 Written by Mo Islam · Co-FounderVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
2
Leader Score 92

Independent global lunar-exploration newsletter focused on Moon missions, lunar science, and commercial lunar activity. It openly sells sponsorships and documents sponsor policies.

weeklyspace enthusiasts, lunar scientists, space-industry readersspacemoonlunar exploration
🤝 13 known sponsors👥 ~10,000 subscribers
👤 Written by Jatan Mehta · AuthorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
3
Leader Score 73

Independent newsletter focused on the European space industry, launch, policy, and startups. Sponsorship is explicitly offered and at least one long-term sponsor is publicly documented.

weeklyEuropean space professionals, founders, and policy watchersspaceeuropelaunch
🤝 2 known sponsors👥 ~806 subscribers
👤 Written by Andrew Parsonson · Founder & WriterVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
4
Leader Score 64

Independent space and deep-tech newsletter covering space startups, markets, and long-horizon industry trends. It appears to attract sponsorship value through a large stated subscriber base and investor-oriented coverage.

weeklyspace investors, founders, and deep-tech operatorsspacespace-techstartups
👥 ~85,378 subscribers
👤 Written by Alexandra Vidyuk · Writer / ContributorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
5
Leader Score 62

SpaceWatch.Global publishes business, policy, defense, and market coverage for the global space sector. Its media kit lists dedicated sponsorship pricing for both daily and weekly newsletter products.

weeklyspace industry executives, policymakers, defense stakeholders, and analystsspacepolicydefense
👥 ~20,000 subscribers
👤 Written by Torsten Kriening · Publisher / FounderVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
6
Leader Score 61

A 5-minute investor-focused newsletter on space economy opportunities, covering launch, orbital manufacturing, and investable infrastructure themes.

weeklyinvestors and space-economy operatorsspacespace economyinvesting
👥 ~2,500 subscribers
👤 Written by Vlad Algin · AuthorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
7

Weekly newsletter covering space news and analysis with a focus on the UK and European space industry, including editor opinion, interviews, business announcements, and mission updates.

weeklyspace industry professionals, founders, investors, and enthusiastsspacespace industrylaunch
👤 Written by James Hydzik · Technology and business writer and editorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
8
Leader Score 57

Biweekly SpaceNews briefing on business, politics, and technology in China’s space sector. It is explicitly sold as a sponsorship vehicle with newsletter ad units.

biweeklyglobal space professionals tracking Chinaspacechinaspace policy
👤 Written by Andrew Jones · CorrespondentVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
9

A high-frequency astronomy and space newsletter blending accessible science explanation with commentary on current discoveries, missions, and skywatching. It serves general space enthusiasts and science readers.

weeklyspace and astronomy enthusiastsspaceastronomyscience
👤 Written by Philip Plait · AuthorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
10
Leader Score 56

A weekly 5-minute briefing on launches, deals, discoveries, and other notable happenings across the space industry, with an added paid markets edition.

weeklyspace-industry followers and enthusiastsspacespace industrylaunches
👤 Written by Sean Callaghan · Founder; runs editorialVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
11
Leader Score 56

A niche newsletter at the intersection of the space industry, hard tech, and commercial real estate. It is read by executives, founders, entrepreneurs, and investors tracking physical-space footprints in hard tech.

monthlyhard-tech and space executives, entrepreneurs, and investorsspacehard techcommercial real estate
👥 ~3,200 subscribers
👤 Written by Erik Stiebel · CreatorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
12

Monthly newsletter focused on the intersection of space, cybersecurity, and national defense. It is sold explicitly as a sponsorship product in Via Satellite's 2026 media materials.

monthlyspace cybersecurity, satellite, defense, and government professionalsspacecybersecuritydefense
👥 ~86,000 subscribers
👤 Written by Mark Holmes · Program Chair, CyberSatVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
13
Leader Score 55

New Substack from researchers at the Mercatus Center focused on space policy, competition, innovation, and governance. It is active and recent, but explicit sponsorship evidence is not yet visible.

weeklyspace policy readers, researchers, and economically minded industry followersspacespace policyeconomics
👤 Written by Rebecca Lowe · Space Team co-founder / writerVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
14
Leader Score 55

Weekly LinkedIn newsletter on the business and physics of space, presented as a newsletter of Epic Orbits. Recent editions were published in June 2026.

weeklyspace-business readers and technically curious professionalsspacespace businessphysics
👤 Written by Marcus Beaufort · CreatorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
15
Leader Score 55

Paid space-industry news and analysis publication focused on satellite, launch, broadband and commercial space business. Its audience appears to be industry executives, investors, government officials and other professionals.

weeklyspace industry executives, professionals, investors, and government officialsspacesatellitelaunch
👤 Written by Peter B. de Selding · Co-Founder & Chief EditorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
16
Leader Score 54

Independent newsletter analyzing publicly traded space companies and broader space-industry trends. The LinkedIn company page identifies Case Taylor as the writer behind it.

biweeklyspace investors and industry analystsspacepublic marketsinvesting
👤 Written by Case Taylor · WriterVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
17
Leader Score 53

AIAA's flagship weekday aerospace newsletter delivers curated industry news and analysis to a professional audience across government, industry, and academia. It is actively marketed for newsletter advertising.

weeklyaerospace and space professionals, engineers, policymakers, and executivesspaceaerospacedefense
👥 ~93,000 subscribers
👤 Written by Marjorie Censer · Editor-in-ChiefVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
18
Leader Score 52

Independent analysis outlet and subscriber publication focused on spaceflight, exploration, policy, and strategy. It is currently reader-supported rather than advertiser-supported.

weeklyserious space enthusiasts and industry followersspacespaceflightpolicy
👤 Written by Anthony Colangelo · Founder, Writer, HostVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
19
Leader Score 50

Monthly aerospace and defense newsletter with meaningful space-defense overlap, tracking startup funding, solicitations, contracting and frontier-tech trends. It appears aimed at founders, operators, investors and BD professionals in A&D.

monthlyaerospace & defense founders, operators, investors, and business development teamsspacedefenseaerospace
👤 Written by Bryce Dabbs · FounderVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
20
Leader Score 47

Weekly newsletter covering developments across Denmark’s space ecosystem, including industry, startups, research, and public-sector activity.

weeklyspace-sector professionals and followers of the Danish space ecosystemspacespace industryregional space ecosystem
👤 Written by Thomas Schumann · Editor-in-ChiefVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
21

Weekly roundup newsletter from The Space List covering global space-industry additions, companies, products, services, and funding news. Its sponsor page explicitly pitches placements to space-industry advertisers.

weeklyspace industry professionals, investors, and entrepreneursspacespace industrystartups
👥 ~1,200 subscribers
Verify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
22

Trailblazers is a Thursday space-economy newsletter focused on business, investing, and the modern space industry. Its public sponsorship storefront shows substantial advertiser activity and packaged newsletter inventory.

weeklyleadership, entrepreneurs, investors, business decision makers, engineersspacespace economyinvesting
👥 ~7,400 subscribers
Verify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
23

SatNow runs a weekly Satellite & Space industry newsletter tied to its marketplace and news site. Its 2026 media kit sells one sponsor per issue and positions the product for engineers, R&D, and executive audiences.

weeklyengineers, engineering management, R&D, executives, studentsspacesatellitelaunch
👥 ~5,000 subscribers
Verify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
24

Newsletter analyzing space, defense, aerospace, and adjacent strategic industries with a focus on market intelligence and geopolitical implications.

monthlyexecutives, investors, policymakers, and industry decision-makersspacedefenseaerospace
👤 Written by Omkar Nikam · FounderVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?
25
Leader Score 39

Independent space-industry Substack with recurring issues and visible sponsor slots inside editions. It appears to target readers following commercial space, policy, and industry gossip/analysis.

weeklycommercial space insiders, operators, and policy/interested readersspacecommercial spacepolicy
🤝 1 known sponsor
👤 Written by Dome2Dome · AuthorVerify you're the owner — free: badge, sponsor pitch page & sponsor leads· Not you? Who writes it?

26 companies sponsor Space newsletters

These are real sponsors backing the communities on this list — discovered by Sponsor Scout's daily AI agent. Sign up free to see who's actively sponsoring right now, find the decision-makers, and reach out.

Spaced VenturesAltek Space21SoftWareKepler CommunicationsSpiderOak Mission SystemsBooz AllenBlackSkyAmazon LeoLockheed MartinViasatEpsilon3The Orbital IndexOpen Lunar FoundationThe Takshashila InstitutionCatalyx SpaceAstrolabPierSightOff Planet Research+8 more
Find your sponsors free →

How we rank — the Newsletter Leader Score

Every newsletter is scored 0–100 by Sponsor Scout as we search the open web daily. The score rewards newsletters that reach real audiences and consistently attract sponsors. These findings are updated regularly.

Sponsor activityHighest weight
How many distinct companies actively sponsor the newsletter — the strongest signal of a live, fundable audience.
Publishing cadenceHigh weight
How regularly issues ship. Daily & weekly cadences earn more than sporadic sends.
AudienceMedium weight
Estimated subscriber reach and the quality of the readership (founders, operators, investors).
RecencyLower weight
How recently they last published — active beats dormant.
ReachLower weight
Web, social, and community footprint that amplifies a sponsor's spend.
Verified ownerBonus
A confirmed newsletter owner who has verified their listing with a one-click email check — verified newsletters rank higher and earn a badge.

Find sponsors actively backing events in your city.

Sponsor Scout hunts the web every day for companies sponsoring startup & tech events, finds the right decision-maker, and drafts the outreach for you. Start free — 20 sponsors and 4 scout runs every month, no credit card.

Get the Sponsor Scout Daily — free

One short email each weekday: a real story about a real company sponsoring the startup ecosystem, plus the day's freshest finds.

✓ Free forever✓ One email per weekday✓ Unsubscribe in 1 click