Astronomers have spotted two giant plasma jets streaming from a supermassive black hole in a distant galaxy. At a mind-bending 23 million light-years long, they are the longest plasma jets on record.

Mars appears to be blasting material out of its atmosphere, much as the sun launches explosive coronal mass ejections, even though the Red Planet has no overall magnetic field. When the magnetic ...

Scientists who built and will control the instruments to investigate plasma changes around a comet describe their contribution to the ten year long mission at a pre-launch press briefing in London ...

At 90 million Fahrenheit, the 102-second blast was hotter than the core of the sun. The really important part is how long the reactor was able to maintain that plasma. Keeping plasma around and under ...