News & Intelligence Briefings Newsroom · Updated daily
The guide

What is space autonomy?

Space autonomy is the ability of spacecraft, landers, rovers and orbital robots to sense their surroundings, make decisions and act without waiting for instructions from Earth.

Signal delays — over a second each way to the Moon and many minutes to Mars — make onboard decision-making essential for landing, navigation, docking, fault recovery and science.

Read the complete guide →
Execution autonomy levels · ECSS-E-ST-70-11C
  1. E1Mission execution under real-time ground control
  2. E2Execution of pre-planned operations on board
  3. E3Adaptive, event-based operations on board
  4. E4Goal-oriented mission re-planning on board
Technology explorer · 23 topics

Explore space autonomy

Every technology we track has its own explainer, latest news and research.

Mission watch

Autonomy in the field

Explainers

Explainers appear here once posts are filed in the Explainers category.

Research desk

Research briefings appear here once posts are filed in the Research category.