Armstrong's shadow can be seen on the lunar soil of the Sea of Tranquility, which stretches to the horizon just a mile and a half away. With no atmosphere to block them, the Sun's glare and the ...

When it comes to space exploration, “I would think that this next [Trump] Administration is going to be a continuation of the success in the first administration,” says Sean O’Keefe, NASA ...

Most of the moon's titanium is contained in a mineral called ilmenite, which is also available on the Earth for only about $390 per metric ton. Ilmenite makes up as much as 20% of the volume of some ...