Space / incremental / 3 MIN READ

Spaceflight Now Maintains Rolling Global Orbital Launch Schedule

Launch calendars are only as useful as their update cadence — Spaceflight Now's continuously revised schedule remains one of the few public aggregators tracking orbital attempts across all active spaceports in real time.

UPDATED 2026-05-10 / TIME HORIZON · mid term / ID · 9CA079D2
Reality 75 /100
Hype 35 /100
Impact 45 /100
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The story

Spaceflight Now publishes and regularly updates a global listing of planned orbital rocket launches, pulling together missions from spaceports worldwide into a single timeline. Dates and times are standardized in GMT (Greenwich Mean Time) to avoid timezone confusion. Two common tags appear throughout: "NET" (No Earlier Than), meaning the launch won't happen before that date but could slip further, and "TBD" (To Be Determined), meaning no firm date exists yet.

This is incremental, routine infrastructure — not a breakthrough. But for anyone tracking the pace of the space industry, a reliable aggregated schedule is genuinely useful. The cadence of orbital launches has accelerated sharply over the past five years, driven largely by SpaceX's Falcon 9 reusability and the rise of smallsat constellation builders like OneWeb and Planet. Keeping tabs on what's flying, when, and from where is no longer trivial.

The practical value: mission planners, investors, journalists, and hobbyists use schedules like this to anticipate spectrum congestion, orbital slot competition, and supply chain signals. A cluster of NET slips on a single vehicle type, for instance, can quietly signal a technical or regulatory problem before any official announcement.

What to watch: whether commercial launch frequency continues compressing manifest windows, making even a weekly-updated schedule feel stale.

Reality meter

Space Time horizon · mid term
Reality Score 75 / 100
Hype Risk 35 / 100
Impact 45 / 100
Source Quality 70 / 100
Community Confidence 50 / 100

Why this score?

Trust Layer Score basis
Score basis

A detailed evidence breakdown is being added. For now, the score basis is the source list below and the reality meter above.

Source receipts
  • 46 sources on file
  • Avg trust 41/100
  • Trust 40–95/100

Time horizon

Expected mid term

Community read

Community live aggregateIdle
Reality (article)75/ 100
Hype35/ 100
Impact45/ 100
Confidence50/ 100
Prediction Yes0%none yet
Prediction votes0∑

Glossary

NET (No Earlier Than)
A soft lower bound date indicating the earliest operationally plausible launch window given range availability, payload readiness, and regulatory clearance, but carrying no guaranteed upper limit for launch.
TBD (To Be Determined)
A designation for missions still in manifest negotiation or awaiting assignment to a specific launch vehicle, indicating incomplete scheduling information.
Orbital manifest
A comprehensive schedule or registry of planned space missions and their launch dates, maintained by tracking organizations to monitor global spaceflight activity.
Range time zones
The local time zones of spaceports or launch facilities where rockets are scheduled to lift off, which can create ambiguity when scheduling international missions.
Constellation deployment
The process of launching and positioning multiple satellites in coordinated orbital patterns, typically for communications, Earth observation, or navigation networks.
Manifest density
The concentration or frequency of scheduled launches within a given time period, indicating the overall pace and intensity of global spaceflight activity.
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Prediction

Will global orbital launch attempts exceed 250 in the next 12 months, making manual schedule aggregation visibly insufficient?

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