One of DARPA’s concerns is that Russia has allegedly developed a nuclear space-based, anti-satellite weapon that may be ...

That creates a constant risk of collision for active satellites and for the International Space Station — a problem so severe that several surveillance networks across the globe ...

Greenhouse gases are doing more than warming our planet — they're reshaping space itself. As emissions cool and shrink the ...

Rising concentrations of greenhouse gases decrease the atmosphere's ability to devour space junk, a new study finds.

All the excess carbon dioxide generated by people burning fossil fuels is shrinking the upper atmosphere, exacerbating the ...

A failed launch left a batch of Starlink satellites in the wrong orbit last year, and it appears that a fragment of one fell ...

The country supports some of the world’s most important satellites. But experts worry about its proximity to Russia.

The majority of satellite propulsion systems are currently ... Stokes believes the system could obtain its fuel from existing space junk, by harvesting dead satellites for metal to use as ...