Interstellar Travel Simulator
Calculate travel times between Earth and distant exoplanets using different propulsion technologies. Explore the effects of relativistic time dilation, resource requirements, and visualize your journey across the stars.
Journey Parameters
Select Destination
Propulsion Technology
Ion Engines
Max: 5% c
Travel Speed2.5% of light speed
1%3%5%
Current speed:7,494.811 km/s
Crew Size
people
Journey Summary
Earth Time
12,000 years
Traveler Time
11,939.8 years
Fuel Required:~10,000kg xenon gas
This journey exceeds a human lifetime. Consider cryogenic suspension, generation ships, or more advanced propulsion technologies.
Journey to Kepler-442b
Preparing journey visualization...
0% of journey complete
Advanced Journey Details
Earth Time Passage
Years:12,000
Days:4,380,000
Generations:480 generations
Traveler Time Passage
Years:11,939.8
Days:4,358,045
Time Dilation Factor:0.99
Communication Delay
Messages sent from Earth will take 1200.0 years to reach the travelers, and responses will take the same amount of time to return.
EarthDestination
A two-way conversation would have a minimum delay of 2400.0 years. Real-time communication is not feasible at this distance.