In a new documentary, Carroll Spinney says he had been asked to join the ill-fated space shuttle crew but there was nowhere to stow the costume.
Samantha Cristoforetti fired up the specially designed espresso-maker and sipped from a zero-g cup.
A team of astronomers found evidence that a white dwarf star may have destroyed a planet that came too close.
NASA could send astronauts to Mars by 2039, a new report by The Planetary Society says.
Glowing objects in deep space are believed to be glowing remnants of quasars.
NASA’s proposed mission would send a robotic spacecraft to remove a large boulder from an asteroid for later study by astronauts.
An astronomical event will happen later this month that the world won’t see for the next 200 years.
SpaceX is making another supply run to the International Space Station for NASA.
Lunar Mission One, a private space exploration project that’s aiming to drill below the moon’s surface, has raised 672,447 pounds, or about $1.05 million through crowdfunding.
NASA’s new Orion spacecraft zoomed toward a high point of 3,600 miles on an orbital test flight Friday, ushering in a new era of exploration that could one day put people on Mars.