NASA has selected two Earth science missions for development, one focused on studying the atmosphere and the other on terrestrial ecosystems and ice.

On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a cosmic ray detector, was designed to measure the radiation environment in Earth ...

Two next-generation satellite missions announced Thursday will help NASA better understand Earth and improve capabilities to ...

Officials have directed the space agency to pause funds for a host of science missions the White House originally pushed to cancel in its 2026 budget request, according to a letter sent to the ...

NASA has selected UC San Diego's Scripps Institution of Oceanography to lead the Earth Dynamics Geodetic Explorer (EDGE) ...

NASA officials warn thousands of undetected “city killer” asteroids may be circling near Earth. With limited deflection tools ready, are we prepared if one suddenly shifts onto a collision course?

Earth faces a significant threat from thousands of undetected asteroids capable of destroying cities. NASA's planetary defence chief warns that current systems cannot reliably stop these 'city-killers ...

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 ...