The Sentinel-6B is the second of two satellites in a $1 billion program to monitor sea levels over a full decade.

Musk's initial plan was to create a "constellation" of 12,000 satellites, each the size of a kitchen table, in three orbital shells at altitudes of 217 miles, 342 miles and 715 miles (350 km, 550 km ...

Two years ago, communities across Northwest Alaska woke to find that they had no internet or cellphone service. A mammoth piece of arctic sea ice had scraped the ocean floor 34 miles north of Oliktok ...

Twenty Starlink satellites were prematurely released during a failed SpaceX rocket launch last week — and now, observations have confirmed they all burned up in the upper atmosphere after falling back ...

A Starlink satellite broke up over the West Coast on Thursday, with debris visible in the evening sky above Reno. The satellite, which was launched from Cape Canaveral in February 2020, re-entered the ...

It seems pretty obvious that you can’t see any stars in the daytime. If you were to say that to me, however, I would gently take you by the hand, lead you outside and—being an unrepentant smart ...

Elon Musk's internet satellites have been a game changer for people in rural areas, but scientists are alarmed that plans to launch thousands more will be perilous for our skies. Joe Supan is a senior ...