The Shijian-25 spacecraft docked with its older sibling, Shijian-21, and topped off its tank. On paper, it was a life-extension operation. In practice, it was a signal. China can now keep key ...

Get the latest federal technology news delivered to your inbox. In 2019, the National Institute of Standards and Technology quietly launched a program with the ambitious goal of capturing moonlight, ...

For nearly four decades, no spacecraft had executed a soft landing on the Moon until China’s Chang’e 3 mission broke that ...

On Dec. 1, 2013, China launched its first-ever mission to land a rover on the moon. With the Yutu rover on board, the Chang'e ...

If a huge asteroid smashes into the moon in 2032, the gigantic explosion would send debris streaming toward Earth that would threaten satellites and create a spectacular meteor shower, according to ...

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 ...

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists’ minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...

What happens if an asteroid the size of a 15-story building crashes into the Moon in 2032? While the chances of the newly discovered asteroid 2024 YR4 hitting the Moon in seven years are slim – there ...