The fact that Earth is at perihelion has little to do with the seasons. The difference in solar radiation received by our ...

Space debris threatens satellites and astronauts, highlighting the urgency to prevent cascading collisions in orbit.

Satellites and chunks of space junk come close to colliding on a regular basis. The situation could get dangerously out of ...

The cascading effect may continue until Earth’s orbit is so clogged with junk that satellites become inoperable and space exploration must come to a grinding halt. Russia, for example ...

While this is considered a “close approach” by interstellar standards — NASA defines near-Earth objects (NEOs) as those that ...

Earth briefly hosted a 33-foot object, 2024 PT5, as a mini-moon. Scientists suggest it might be lunar debris from an ancient ...

Earth will reach its closest point to the Sun, an astronomical event called Perihelion Day. This annual occurrence happens every January and offers a fascinatin ...

Kessler syndrome could make space exploration and the use of satellites dangerous, or even unfeasible, for many generations.

A Falcon 9 rocket topped with 21 Starlink broadband internet satellites, including 13 with direct-to-cell capability, is ...

A Cape Cod, Massachusetts woman will honor her father's lifelong obsession with outer space by sending his ashes into orbit ...