B's seventh mission, shows Earth from low-Earth orbit. On Feb. 20, 2025, the Secretary of the Air Force Public Affairs ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" ...

During the first six missions, the X-37B spent more than 3,774 days in orbit. It launched on its current mission, OTV-7, on ...

Astronomers are closely monitoring asteroid 2024 YR4, which once had the highest recorded impact probability for its size.

As dark moonless skies make new observations of asteroid 2024 YR4 possible, researchers are refining its orbit — and its ...

Earth Commission Report1 provides major new insights into the potential for the transgression of Earth-system boundaries ...

WASP-121 b is an ultra-hot gas giant where supersonic winds reshape its atmosphere, and molten iron rains from the sky. Its ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

"Even the strongest hurricanes in the solar system seem calm in comparison." ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

NASA has quietly increased the chances that the 'city-destroying' asteroid will hit Earth in 2032 to a one-in-38 chance.

This week, see what makes loggerhead sea turtles “dance,” track a cosmic “ghost particle,” uncover an ancient basilica, and ...