Plasma space tornadoes let high-energy particles into near-Earth space

Plasma space tornadoes let high-energy particles into near-Earth space

Researchers using NASA's Magnetospheric Multiscale mission (MMS) discovered tornado-like swirls of plasma create a magnetosphere tumultuous enough to let harmful high-energy particles from the Sun slip into near-Earth space. The discovery is important for…

X-ray ‘tsunami’ discovered in Perseus galaxy cluster

X-ray ‘tsunami’ discovered in Perseus galaxy cluster

Scientists have discovered a vast wave of hot gas in the nearby Perseus galaxy cluster, spanning some 200 000 light-years. This is twice the size of our own Milky Way galaxy. The discovery was made combining data from NASA's Chandra X-ray Observatory with radio…