US EditionA Mouse Just Gave Birth After Going to Space. Here's Why That's a Big Deal.
One female mouse gave birth to nine pups with six surviving, showing short-term space travel did not impair reproduction, researchers said.
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4 Articles
Space Mice Come Home and Start Families
A female mouse that spent two weeks aboard China’s space station has successfully given birth to healthy pups after returning to Earth. This marks the first time offspring have been born from mammals that have traveled in space. The birth demonstrates that short term spaceflight doesn’t impair reproductive capability and provides crucial data for understanding how space environments affect mammalian development, a critical question for future lo…
A female who traveled to the Chinese space station had healthy offspring on Earth, which reinforces research on mammal reproduction and development in space environments A mouse female who participated in a recent mission aboard the Chinese space station successfully gave birth to healthy offspring after returning to Earth, a scientific milestone that opens new lines of research on the effects of space on the reproduction and early development o…
Space-traveled mouse gives birth as China names pioneering
Tokyo, Japan (SPX) Dec 30, 2025 Of the four mice that recently flew aboard China's space station, one female has now given birth to healthy offspring on Earth, in a mission that also saw the public help name the pioneering "flying mice" crew. The Technology and Engineering Center for Space Utilization (CSU) under the Chinese Academy of Sciences (CAS) said the experiment marks China's first full-cycle mammalian space study, fro
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