TIER SELECTION & UPGRADES
Engineering Plans for Every Mission Scale
From individual space flight tracking to multi-satellite constellation deployment optimization. Choose the tier engineered for your launch requirements.
Enthusiasts & students
Free
£0forever
- Rocket catalog with 3D models
- Compare up to 3 vehicles side-by-side
- Launch calendar with countdown timers
- Live webcast feeds on launch details
- Basic single-launch cost calculator
- Constellation preview (up to 12 satellites)
Hobbyists & students
Starter
£2.49/mo
- Everything in Free
- Ad-free experience sitewide
- Custom Multi-Stage Rocket Builder
- Unlimited vehicle comparisons
- Single-payload mission budget calculator
- Recharts log-scale cost curves
- Single-launch PDF summary export
- Save vehicles to local hangar
Startups & mission architects
Pro ConstellationMISSION GRADE
£19.99/mo
- Everything in Starter
- Full Constellation Deployment Suite
- Walker Delta multi-plane geometry solver
- Multi-vehicle launch batching optimizer
- Full 3D Simulator constellation view
- Live NORAD fleet congestion overlay
- Raw CSV deployment matrix export
- Multi-page engineering trade-study PDF
- Save unlimited constellations to profile
Operators & agencies
Enterprise
Customscoped per fleet
- Everything in Pro Constellation
- Team workspaces & multi-seat billing
- REST API keys & programmatic queries
- Custom orbital mechanics engine
- Launch provider API data integration
- Audit trail & mission versioning
- Dedicated engineering support & SLA
Subscriptions are billed securely via Stripe checkout. Cancel or switch billing cycles anytime from your account dashboard.
Need custom orbital physics modules or programmatic REST API keys? Reach out to [email protected]