The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.
A recently released animation shows a new look at a large asteroid that has a small, but significant chance of impacting planet Earth in 7 years. The animation, provided by the NASA-funded ...
Bennu’s highly unlikely impact with Earth—which could happen in 157 years—could cause a global winter and drought, modeling ...
A groundbreaking X-ray imager is on its way to revolutionize our understanding of Earth's magnetic defenses. This ...
Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.
The lander built by Firefly Aerospace has captured incredible views as it orbits Earth. Its next phase is an engine burn that will propel it toward lunar orbit ...
As that description notes, the WorldView Legion spacecraft are capable of resolving features as small as 12 inches (30 ...
New research shows that a pair of grand canyons were carved into the Moon's surface in barely 10 minutes when an asteroid ...
A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...
NASA astronauts Suni Williams and Butch Wilmore completed a spacewalk Thursday while awaiting their delayed return to Earth.
NASA's Europa Clipper spacecraft is on its way to Jupiter's icy moon Europa, using star trackers to navigate and ensure a ...