# Multiple researching at a time on different worlds

**URL:** <https://aurora4x.com/t/multiple-researching-at-a-time-on-different-worlds/1151>\
**Category:** Player Questions\
**Created:** [September 29, 2026, 10:29am UTC](https://aurora4x.com/t/multiple-researching-at-a-time-on-different-worlds/1151 "2026-09-29T10:29:43Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Leon](https://yyz1.discourse-cdn.com/flex011/user_avatar/aurora4x.com/leon/32/3353_2.png) [@Leon](https://aurora4x.com/u/Leon)\
**Post date:** [September 29, 2026, 10:29am UTC](https://aurora4x.com/t/multiple-researching-at-a-time-on-different-worlds/1151/1 "2026-09-29T10:29:43Z")

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How does researching the same tech on different worlds work

Are they separate till they are researched

Or are they researched at double the speed?

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**Author:** ![skoormit](https://yyz1.discourse-cdn.com/flex011/user_avatar/aurora4x.com/skoormit/32/341_2.png) [@skoormit](https://aurora4x.com/u/skoormit)\
**Post date:** [September 29, 2026, 12:05pm UTC](https://aurora4x.com/t/multiple-researching-at-a-time-on-different-worlds/1151/2 "2026-09-29T12:05:45Z")

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> [@Leon](#):
>
> How does researching the same tech on different worlds work

It doesn’t work. You can’t assign a research project if it is already assigned on a different colony.