Space above us. The ocean below.

Meet 5 cargo spacecraft that have resupplied the ISS

The ISS delivery fleet has included very different ways to arrive, unload and depart.

6 parts of a Falcon 9 you can spot in launch photos

That black band and those folded shapes have jobs. Here is a six-part photo guide.

5 things to know about how Starlink satellites work

The satellite train is the opening scene. Here is what has to happen after deployment.

Why Elevated Plumes Can Appear in the Wrong Place on a Map

Understand satellite parallax, why an elevated feature can be displaced on a map, and what height-aware location claims require.

Geostationary vs. Polar-Orbiting Satellites for Launch Observation

Compare GOES ABI and VIIRS observation opportunities, scan timing, spatial sampling and coverage limits before interpreting a launch image.

How to Evaluate Launch Evidence: A Practical Pilot Scorecard

Define a launch-evidence pilot with a baseline, honest denominators, missing-data rules, timing evidence and clear stop criteria.

How to Write a Source-Linked Launch Evidence Brief

Use a practical briefing template to connect every launch claim with its source, distinguish modeled context and preserve unresolved questions.

How to Verify a Satellite-Based Launch Claim

Trace launch claims to primary sources with a practical worksheet separating observations, interpretations, event confirmation and missing evidence.

From Satellite Scan to Launch Evidence: Which Timestamp Means What?

Separate satellite acquisition, detection, publication and retrieval times with a source-linked timeline and a reusable timestamp ledger.

Reading the evidence

What a satellite thermal signal says about a launch

Why a bright infrared pixel can support a launch interpretation, and which claims need more evidence.

Space law

Observing spaceflight: Article X

What does the Outer Space Treaty say about opportunities to observe spaceflight?

Ocean context

Where launch areas meet fishing zones

Compare modeled launch areas with worldwide maritime resource zones.

People in orbit

Follow the people’s outposts in orbit

Choose a spacecraft, follow its path, and read the UTC markers around Earth.

Developer guide

Map the latest detected space launch with the free API

Fetch the latest detected launch, inspect its evidence, and map its launch-site coordinates with AI agents or GIS tools.