New data about the DART spacecraft’s effects adds evidence that Earth could be defended from future deadly asteroids by ...

NASA warns that more than 15,000 asteroids capable of destroying cities remain undetected and that Earth has no defense against impact.

NASA has thrown a lifeline to scientists working on a mission to visit an asteroid that will make an unusually close flyby of the Earth in 2029, reversing the Trump administration’s previous plan to ...

Two new satellite missions will help NASA scientists better understand Earth and improve the ability to foresee environmental events and mitigate disasters. And the agency says they’ll be led out of ...

NASA’s Carruthers Geocorona Observatory studies Earth’s exosphere, capturing ultraviolet images to monitor atmospheric ...

The Science Mission Directorate (SMD) of the National Aeronautics and Space Administration (NASA) conducts both Earth and space science missions. The latter type encompasses missions in planetary ...

HOUSTON—The largest radar reflector antenna ever assigned to a NASA mission has been successfully deployed, the space agency says. The joint NASA-ISRO Synthetic Aperture Radar (NISAR) Earth science ...

NASA has launched hundreds of missions, but a small number genuinely reshaped how we understand space. These missions did more than reach distant places. They gave scientists entirely new ways to ...

A big restructuring of NASA's plans to land astronauts on the moon is adding missions and speeding up the timeline, but some ...

NASA’s DART spacecraft impact with asteroid moonlet Dimorphos in 2022 slightly changed the orbit of the Didymos–Dimorphos ...

Understanding the complex, changing planet on which we live, how it supports life, and how human activities affect its ability to do so in the future is one of the greatest intellectual challenges ...