By contrast, Deimos is tiny, with a radius of 6 km, and quite a bit further out, more than 23,000 km from the surface. It is ...

Through its "Moon to Mars" program, NASA plans to send the first crewed missions to Mars by the end of the next decade. To fulfill this bold vision, the agency is investigating advanced ...

And the Trump administration could soon be turning the agency’s focus from the moon to Mars. This trifecta ... landers as it nears the end of its guaranteed funding.

All evidence points to Mars having had a carbon dioxide-rich atmosphere billions of years ago, but insufficient carbonates in Martian soil challenge this theory. Now, a new study using data from ...

President Donald Trump’s nominee to run NASA will tell US senators the agency’s priority will be to send US astronauts to ...

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

At the center of the moon-or-Mars tumult is Isaacman ... it would require a new mobile launch tower to transport it from its assembly building at the Kennedy Space Center to the launchpad.

YR4 may hit the Moon after changing its path away from Earth. Learn what this means, how it happened, and what scientists are ...

China was making final preparations for the launch on Thursday of a three-person replacement crew for its orbiting space ...

China plans to build a nuclear power plant on the moon to fuel a research station it intends to open with Russia there, a ...

Billionaire and two-time traveler to space Jared Isaacman could soon get the full Senate’s attention for his nomination by ...