A number of high-profile missions would get the axe, including the New Horizons Pluto probe and Juno Jupiter orbiter.

I'm incredibly excited, as part of the Ars Live series, to host a conversation with some of the very best space reporters in ...

It is still unclear what reasons led to Trump's change of heart. Is it because of a strained relationship with Elon Musk?

U.S. President Donald Trump wants to tap the private sector to pave the way for human missions to Mars in a proposal that ...

Trump's $18.8 billion budget proposal for NASA includes $1 billion for Mars initiatives, involving private companies.

President Trump is proposing massive cuts to government agencies, including NASA. What does that mean for Stennis Space ...

Andy Weir's bestselling story "The Martian" predicts that by 2035 NASA will have landed humans on Mars three times, perfected ...

Elon Musk plans first uncrewed voyage to Mars by end of 2026, despite setbacks, aiming for self-sustaining settlement.

Experts agree China is a valid threat to NASA's return to the moon plans. Here's why there is a rush to get SLS off the ...

The consecutive failures may have decreased the likelihood SpaceX can meet NASA’s goal of landing on the moon in 2027, ...