Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

Chinese astronauts on the Tiangong space station have successfully produced oxygen and rocket fuel through artificial photosynthesis.

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight ...

After more than 480 days in Hamas captivity, kidnapped IDF soldier Agam Berger is reunited with her family in Israel. (Credit: IDF Video) ...