A Firefly Aerospace rocket failed to deliver its payload to orbit on Tuesday, creating a cloud of debris in the sky before ...

HELSINKI — China’s construction of a pair of communications megaconstellations could cloud low Earth orbit with large spent ... stages are being left in high altitude orbits — generally ...

A failed Soviet-era spacecraft that was meant to land on Venus is expected to reenter Earth’s atmosphere some time this month ...

HAPs can be manufactured and launched more cost-effectively than their counterparts in Earth orbit, and can also be landed ... at altitudes of approximately 20 kilometres. High-altitude, uncrewed and ...

the capacity for satellites in low Earth orbit could decrease by 50 to 66% by 2100. Applying the projection to a range of 400 ...

Stargazers oppose the fast-growing constellations of low-orbiting satellites, arguing they spoil observations. Others fear ...

Amazon's $10 billion plans, known as Project Kuiper, will ultimately include more than 3,200 satellites in what's called low-Earth orbit – an altitude that allows for things like satellites to ...

in altitude. But it failed to reach its intended orbit and was pulled back into the atmosphere by Earth's gravity. "The stage and payload have now safely impacted the Pacific Ocean in a cleared ...