Elon Musk says SpaceX has shifted its near-term priorities from Mars settlement plans to building what he called a “self-growing city on the Moon,” arguing the lunar target is faster and more ...

The range of possible locations – represented by yellow points – of 2024 YR4 on Dec. 22, 2032. The range decreased from April to June as we gained more data and improved our certainty of the ...

When NASA astronauts return to the moon in 2024, they'll need a lunar base that allows them to stay on the surface. And the astronauts may build their base using something readily available: their ...

Asteroid 2024 YR4 made headlines earlier this year when its probability of impacting Earth in 2032 rose as high as 3%. While an Earth impact has now been ruled out, the asteroid's story continues. The ...