NASA is quietly asking private companies to bid on the development of a new space station that would orbit the moon starting in 2022. But why?

With a NASA satellite, anyone can observe the top two inches of soil surface around the world—crucial for agriculture.

Xi Jinping promised that China will head to the moon. The plan is to occupy it like the South China Sea. And after that? Mars.

President Trump directed the Pentagon to establish a “Space Force” as the sixth branch of the military—but space-law experts say his moonshot may be grounded by international law.

Rep. James Bridenstine’s nomination is already controversial. Evidence of self-dealing won’t help matters.

National Geographic’s miniseries ‘One Strange Rock’ reminds us our home planet is breathtaking.

From newborn earthworms to poop removal technology, the year laid the groundwork for the future space travelers among us.