For years, the commercial space sector has been abuzz about the prospect of satellite "super constellations" in Earth orbit.

Thousands of satellites with incredibly short lifetimes are being sent up into low Earth orbit. When they fall back down they ...

The number of satellites orbiting Earth is rising fast, thanks to private companies such as SpaceX. But just how big will ...

Ninth test launch follows grounding of nearly two months Starship flew with re-used booster rocket for first time Musk had ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

A 2.5-kilogram chunk of metal found on a Canadian farm in August 2024 has become a symbol of a growing dilemma in space ...

The debris fell into the Indian Ocean away from inhabited areas. SpaceX was unable to conduct several tests it had planned ...

Although the flight did not end as well as SpaceX officials hoped, the company made some tangible progress Tuesday. Most ...

SpaceX launched Starship Tuesday, May 27 on its first test flight since March. This time, the vehicle further than the ...

Webb’s powerful instruments have detected crystalline water ice in a distant star system, offering rare insight into planet ...

Much was riding on Flight 9 for Elon Musk’s giant moon and Mars rocket after debris from January and March flights fell into ...