Dec. 7 (UPI) -- SpaceX launched another 28 satellites into low-Earth orbit Sunday, the company announced. In a news release, ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Arianespace launched a Vega C, sending South Korea's KOMPSAT-7 satellite into Earth orbit, the sixth flight by the ...

Fleets of satellites interfere with snapshots taken by Earth-bound observatories. But a new study suggests these orbiters ...

Slow orbital changes caused pulses in Earth's oxygen cycle 500 million years ago, which spurred explosions of animal life.

With every rocket we launch into the Earth's orbit we're trapping ourselves on our own planet. Wait, how could sending ...

The concept of "cloud computing" has just become literal in the most extreme way possible. In a historic first that signals a ...

Space debris – the collection of defunct human-made objects in Earth’s orbit – is already affecting space agencies, companies and astronauts. This debris includes large pieces, such as spent rocket ...

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

SES completed its long-anticipated acquisition of Intelsat this summer, 15 months after agreeing to combine and create the ...

SQUIRE aims to detect exotic spin-dependent interactions using quantum sensors deployed in space, where speed and ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...