To keep solar power stations from getting lazy, Sandia National Laboratories scientist John Sandusky is looking to give heliostat mirrors a side hustle. At the National Solar Thermal Test Facility ...

Scientists have calculated the odds of a catastrophic asteroid impact compared to other causes of death—to surprising results ...

Most people are aware that an asteroid wiped out much of life on Earth around 65 million years ago, and this knowledge ...

On its way to Didymos and Dimorphos, Hera has found time to test its cameras in preparation for the big moment.

On July 30, 2025,asteroid 2025 OL1—measuring roughly the size of a small aircraft—will pass Earth at a distance of 1.29 million kilometers.This event, closely tracked by NASA and international space ...

Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some problems for our planet.

Its size earned the asteroid the nickname “city killer” since it could cause severe damage to a city or region if it struck Earth. 2024 YR4 is the temporary name given to the rock.

Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some problems for our planet.

More information: John Sandusky et al, Prospect for cislunar spacecraft and near-earth asteroid detection using heliostat fields at night, Unconventional Imaging, Sensing, and Adaptive Optics 2024 ...

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists' minds. It now poses a threat to the moon, rather than Earth.