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

The four American astronauts aboard the ISS, including the Boeing Starliner crew, spoke to USA TODAY in an exclusive interview Tuesday.

When Ham set off on his space flight in 1961, he paved the way for the first American to go to space months later.

President Donald Trump took to social media this week to announce he had directed SpaceX CEO Elon Musk to “go get” two NASA ...

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A group of 18 states with Democratic governments filed a lawsuit Tuesday against President Donald Trump in opposition to his attempt to end birthright citizenship in the United States through an ...