Fleets of satellites interfere with snapshots taken by Earth-bound observatories. But a new study suggests these orbiters ...

Earth’s orbit is getting crowded with broken satellites and leftover rocket parts. Researchers say the solution is to build ...

A SpaceX capsule carrying four astronauts on the private Ax-4 mission hurtled through the Earth's atmosphere early Tuesday, paralleling the California coast with a splashdown in the Pacific Ocean off ...

Right above you is the sky – or as scientists would call it, the atmosphere. It extends about 20 miles (32 kilometers) above the Earth. Floating around the atmosphere is a mixture of molecules – tiny ...

NASA’s Space Launch System appears to have a finite shelf life. The Trump administration wants to cancel it after just three launches, while the preliminary text of a bill making its way through ...

I think the work of the force design will be done in 2025, and then hopefully publish it again to stakeholders in early 2026,” Gen. Chance Saltzman said.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. What is beyond outer space? – Siah, age 11, ...