Scientists at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) and Princeton University have proposed a groundbreaking solution to a mystery that has puzzled physicists for decades. At issue ...
Plasma Physics
Nov 22, 2016
67
1298
Scientists using the H.E.S.S. observatory in Namibia have detected the highest energy gamma rays ever from a dead star called a pulsar. The energy of these gamma rays clocked in at 20 tera-electronvolts, or about 10 trillion ...
Astronomy
Oct 5, 2023
2
297
On Sept. 30, 2014, multiple NASA observatories watched what appeared to be the beginnings of a solar eruption. A filament—a serpentine structure consisting of dense solar material and often associated with solar eruptions—rose ...
Space Exploration
Aug 11, 2017
11
1940
Like a supersonic jet being blasted with high-speed winds, Earth is constantly being bombarded by a stream of charged particles from the sun known as solar wind.
Planetary Sciences
Aug 2, 2024
0
225
Magnetic forces ripple throughout the universe, from the fields surrounding planets to the gasses filling galaxies, and can be launched by a phenomenon called the Biermann battery effect. Now scientists at the U.S. Department ...
Plasma Physics
Oct 19, 2018
276
664
Observations from Stratospheric Observatory for Infrared Astronomy (SOFIA) indicate that the magnetic field near our galaxy's core is strong enough to control the material moving around the black hole, even in the presence ...
Astronomy
Jun 2, 2020
22
3608
It seems the universe has an odd sense of humor. While a crown-encrusted virus has run roughshod over the world, another entirely different corona about 100 million light years from Earth has mysteriously disappeared.
Astronomy
Jul 16, 2020
20
3738
Space is not empty, nor is it silent. While technically a vacuum, space nonetheless contains energetic charged particles, governed by magnetic and electric fields, and it behaves unlike anything we experience on Earth. In ...
Space Exploration
Jul 17, 2017
8
2659
The sun has entered its 25th solar cycle and is about to wake up. For the last few years our star has been pretty sleepy, with few sunspots, bright flares or massive ejections of magnetized plasma emanating from its surface. ...
Astronomy
Oct 30, 2020
1
557
For decades, scientists have speculated about the origin of the electromagnetic radiation emitted from celestial regions that host black holes and neutron stars—the most mysterious objects in the universe.
Astronomy
Nov 27, 2019
17
1396
