Cosmic dust, it turns out, isn’t made of miniature rocks. It’s fluff. A comprehensive analysis of data from space missions, advanced computer simulations, and innovative laboratory experiments argues ...

Recent airborne science flights to Greenland are improving NASA's understanding of space weather by measuring radiation exposure to air ...

The spacecraft will map the boundaries of the heliosphere, study how Earth’s outer atmosphere reacts to solar activity and provide continuous monitoring of space weather ...

NASA is inviting the public to take part in 36 “citizen science” projects that let volunteers contribute to real scientific discoveries.

Bizarre NASA discoveries that we’re not allowed to talk about (but we will) Space exploration consistently reveals phenomena that challenge our understanding of the cosmos, from ...

George Fitzgerald Smoot III, a Nobel Prize-winning physicist whose experiments about space provided some of the most convincing evidence that the universe began with a Big Bang, died on Sept. 18 ...

NASA has begun taking 3,600 unique images each day to create a new map of the cosmos with its newly-launched SPHEREx observatory. Credit: NASA ...

NASA is preparing for a potential cosmic showdown! Asteroid 2024 YR4 has a small chance of slamming into the Moon — but the consequences could reach Earth. That’s why NASA, along with top research ...

Scientists have gotten a never-before-seen look at an area around a large exoplanet 625 light-years away where moons like the one orbiting Earth could potentially form. Using data from NASA’s James ...

Sagittarius B2, a massive molecular cloud near the center of the Milky Way, is densely packed with stars and complex magnetic fields.

The viewing of the newly discovered comet will get better through this month. Here are some tips on finding the comet.