Every year, thousands of discarded artificial satellites are orbiting the planet, with an increasing number falling back into ...

As global numbers of space launches relentlessly skyrocket, so, too, does the amount of dangerous space debris that reenters the atmosphere and falls back to Earth, raising the odds that, sooner or ...

SpaceX launched twin satellites for NASA Wednesday that will study how the electrically-charged solar wind interacts with Earth's magnetic field, creating constantly changing and occasionally ...

The Sun is an energetic star, constantly radiating energy and pumping streams of charged particles out into space. And while this solar wind can be dangerous in itself, without it, Earth and all the ...