President Donald Trump made a bold promise to America minutes after taking the Oath of Office: pledging that an American flag would be planted on Mars.

President Trump vowed to send American astronauts to the planet Mars in his inaugural address, envisioning a moment when the U.S. flag is planted on Martian soil. “We will pursue our manifest destiny into the stars,

The president’s Inaugural Address linked landing on the Red Planet with Manifest Destiny, but left many of the specifics unclear.