A mass of solar material that erupted from the sun on Oct. 9, 2021, reached Earth on Oct. 12. The Earth-directed coronal mass ejection, or CME, elevated the Kp index, a measure of disturbance to Earth's magnetic field, to ...
Planetary Sciences
Oct 14, 2021
2
303
The Australian-made space weather satellite CUAVA-1 was deployed into orbit from the International Space Station on Wednesday night. Launched to the space station in August aboard a SpaceX rocket, a major focus of this shoebox-sized ...
Planetary Sciences
Oct 7, 2021
0
5
Measuring a magnetic field isn't so hard if you're inside of it. Measuring a magnetic field remotely—whether from across a room, across a country, or 93 million miles away—is an entirely different story. But that's exactly ...
Space Exploration
Oct 5, 2021
0
4
In our solar system, solar flares and coronal mass ejections (CME) are the most spectacular eruptive activities. Large solar flares and CMEs may bring us disastrous space weather, destroy our satellite and navigation system, ...
Astronomy
Sep 9, 2021
45
71
It's best not to look directly at the sun unless you're one of NASA's sun-observing instruments. And even then, doing so will cause some damage. Exposure to the sun degrades light sensors of all kinds, from the retinas in ...
Astronomy
Sep 8, 2021
0
8
"Don't fly too close to the sun," said Daedalus to Icarus. Flying too high would melt the wax in his wings, while going too low would cause the sea's moisture to create drag.
Space Exploration
Sep 6, 2021
0
79
Think of light bulb filaments that glow when you flip a switch. That glow also occurs in magnetic fusion facilities known as tokamaks that are designed to harness the energy that powers the sun and stars. Understanding how ...
Plasma Physics
Aug 31, 2021
5
82
Around the same size as two big Harry Potter paperbacks, ESA's Sun-watching Sunstorm CubeSat has produced its first solar X-ray spectrum, coming just over a week after its launch to orbit aboard a Vega rocket.
Space Exploration
Aug 27, 2021
0
183
Could solar storms knock out the global internet? Yes, but we don't know when or how it could happen. Mathematician Dr. Geoffrey Vasil has proposed a new understanding of the Sun's convection zone to help.
Astronomy
Aug 5, 2021
35
1055
A group of researchers is using artificial intelligence techniques to calibrate some of NASA's images of the Sun, helping improve the data that scientists use for solar research. The new technique was published in the journal ...
Astronomy
Jul 24, 2021
21
19486
