China’s megaconstellation launches spark debris concerns; commercial space expands; Lightyear Explorer raises funds; key ...

We've deployed so many satellites into space over the last few decades that we now have a massive orbital junk problem. The ...

Here, among the arid desert sands of Las Cruces, Sierra Space wanted to see in real-time how its space station handled ...

Space missions are all about precision and planning… or at least, they’re supposed to be. But even in the vast, high-tech ...

Sierra Space continues to put its Large Integrated Flexible Environment (LIFE) habitat designs through the wringer. After ...

In 1957, the Soviet Union launched Sputnik. Several months later, the U.S. sent Explorer I into space. With two small objects ...

That pace shows no sign of slowing down. 2025 is expected to see a record-breaking number of launches, as a new international space race heats up and companies like Starlink, a subsidiary of SpaceX, ...

More than 130 million pieces of space debris orbit Earth. If just one piece collides with a spacecraft, it can disrupt critical navigation systems. The European Space Agency is calling for urgent ...

It depends. The point of the study is to be able to show that we have a lot of levers at our control to be able to manage the space debris problem. One of them is to more effectively manage our ...

The 30-pound bag had grease guns, a scraper, and smaller pouches for collecting debris. For a few days, it became one of the brightest pieces of space junk visible from Earth before burning up as ...