Auroras make for great Halloween décor over Earth, though ESA astronaut Thomas Pesquet snapped these green smoky swirls of plasma from the International Space Station in August. Also pictured are the Soyuz MS-18 "Yuri Gagarin" ...
Space Exploration
Oct 20, 2021
0
44
Our corner of the universe, the solar system, is nestled inside the Milky Way galaxy, home to more than 100 billion stars. The solar system is encased in a bubble called the heliosphere, which separates us from the vast galaxy ...
Space Exploration
Oct 20, 2021
0
731
After the sun ejected a violent mass of fast-moving plasma into space on 9 October, ESA waited for the storm to strike. A few days later, the coronal mass ejection (CME) arrived at Earth, crashing into our planet's magnetosphere, ...
Planetary Sciences
Oct 19, 2021
0
85
New results from NASA satellite data show that space weather—the changing conditions in space driven by the sun—can heat up Earth's hottest and highest atmospheric layer.
Planetary Sciences
Oct 19, 2021
1
2969
The production of renewable energy is increasing every year. But after analyzing the growth rates of wind and solar power in 60 countries, researchers at Chalmers University of Technology and Lund University in Sweden and ...
Environment
Oct 18, 2021
18
734
Using the world's most powerful radio antenna, scientists have discovered stars unexpectedly blasting out radio waves, possibly indicating the existence of hidden planets.
Astronomy
Oct 11, 2021
9
7126
Energy from the solar wind interacting with the magnetospheric 'bubble' around Earth creates waves of energy that appear to stand still.
Planetary Sciences
Oct 6, 2021
0
897
On Sept. 18, NASA's InSight lander celebrated its 1,000th Martian day, or sol, by measuring one of the biggest, longest-lasting marsquakes the mission has ever detected. The temblor is estimated to be about a magnitude 4.2 ...
Planetary Sciences
Sep 22, 2021
0
707
When a fast solar wind stream erupts from a coronal hole (a cooler region in the Sun's atmosphere) and overtakes a slower moving solar wind stream, a stream interaction region (SIR) can form. In the SIR, a density "pileup" ...
Astronomy
Sep 20, 2021
0
79
The sun routinely produces energetic electrons in its outer atmosphere that subsequently travel through interplanetary space. These electron beams generate Langmuir waves in the background plasma, producing type III radio ...
Astronomy
Sep 8, 2021
0
69
