Week in Space Data, every Friday.
The space industry has several excellent newsletters. Here is how they stack up on frequency, content depth, pricing, and the tools they offer beyond the inbox.
| Feature | Week in Space Data (SpaceNexus) | Payload | Orbital Index | Signals and Space (N2K) | Space Explored Weekly |
|---|---|---|---|---|---|
| Frequency | Weekly (Fridays) | Daily (weekdays) | Ended Jan 2026 (was weekly) | Weekly | Weekly |
| Price | Free | Free (sponsored) | Free (members and sponsors) | Free | Free |
| Audience | Professionals & investors | Executives & investors | Engineers & scientists | Space and cybersecurity | Enthusiasts & educators |
| Platform Tools | 40+ modules | News site | None | Weekly podcast | None |
| Original Articles | 250+ and growing | Summaries and original reporting | Curated links + commentary | Space-cyber briefings | News articles |
| Market Data | Stocks, ETFs, funding tracker | Funding coverage in newsletter | Minimal | Occasional | Minimal |
| Satellite Tracking | Real-time tracker included | No | No | No | No |
The week in numbers from our own trackers (launches flown, funding rounds, open roles, launch date changes), our own analysis labelled by who or what wrote it, the chart of the week, the most-covered stories and next week’s launches.
Space professionals, investors, engineers, analysts, defense contractors, and enthusiasts who want actionable intelligence, not just headlines.
Space industry news with concise summaries and its own reporting. Covers launches, funding rounds, policy, and business developments in a scannable format, with Payload Europe and the Polaris policy letter alongside.
Space industry professionals, executives, and investors who want a quick daily briefing on what happened in the space economy.
Technical deep dives, curated links, and commentary on space missions, science, and engineering, written by Andrew Cantino and Ben Lachman. Known for its thoughtful, engineer-friendly perspective.
Engineers, scientists, and technically-minded space enthusiasts who appreciated depth over breadth.
N2K’s weekly newsletter on space cybersecurity, a companion to its weekly T-Minus: Space-Cyber Briefing podcast.
Professionals following space security and cybersecurity.
Space news with an emphasis on NASA, SpaceX, and consumer-facing space topics, plus launch and industry coverage.
Space enthusiasts, educators, and consumers interested in spaceflight news, particularly NASA and SpaceX missions.
Most space newsletters deliver news. SpaceNexus delivers intelligence. The difference is that every issue connects to a platform with real data, interactive tools, and original analysis you cannot find anywhere else.
Other newsletters link to third-party sources. SpaceNexus links to its own satellite tracker, market dashboards, company profiles, and launch data, all built in-house.
250+ original articles on technology, markets, policy and careers, free to read, alongside the data they draw on.
SpaceNexus is not a media company. It is a space intelligence platform that publishes a newsletter. The difference matters: every piece of content is designed to help you make better decisions, not just stay informed.
One free email on Fridays: the week in space, counted from our own data. No sponsored content in it.