Space Traffic Control: intercepting signals in space

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SUMMARY

The discussion centers on the challenges of detecting spacecraft at vast distances, particularly using infrared emissions and radar technology. Participants highlight the limitations of current detection methods, such as the visibility of thermal emissions from fusion-powered spacecraft and the potential use of a Traffic Collision Avoidance System (TCAS) for space vehicles. The conversation emphasizes the importance of worldbuilding in science fiction, balancing technical accuracy with engaging storytelling. Key insights include the feasibility of using multiple telescopes for tracking and the implications of stealth technology on narrative development.

PREREQUISITES
  • Understanding of infrared radiation and its detection methods
  • Familiarity with Traffic Collision Avoidance Systems (TCAS)
  • Knowledge of spacecraft propulsion systems, particularly fusion technology
  • Basic principles of astronomical magnitudes and their calculations
NEXT STEPS
  • Research the capabilities of infrared telescopes for deep space observation
  • Explore the principles of radar technology in space applications
  • Study the design and implementation of autonomous space probes
  • Investigate the impact of stealth technology on space travel narratives
USEFUL FOR

Science fiction writers, aerospace engineers, and enthusiasts interested in the technical aspects of space exploration and detection methods.

  • #31
Otherwise, do i know right, that laser (or well directed radio) signals in space can't be detected unless a probe gets between the emitter and receiver?
So i can write, that a captain can calmly negotiate about backstabbing his ally?
 
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  • #32
GTOM said:
Otherwise, do i know right, that laser (or well directed radio) signals in space can't be detected unless a probe gets between the emitter and receiver?
Right.
 
  • #33
Although i still wonder. Due to limited telescope accuracy, from big distance, even a long boost phase appears to be a single point.
And after thrusters stop and ship cools down, IR emission drops by many magnitudes.
Could they determine, where exactly the ships are going?
 
  • #34
Spectroscopy from different directions could give 3D velocity data. Tracking the exhaust direction, if possible, can help as well.
 

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