This isotope is found at a ratio of about one per 2,500 helium-4 ions, the latter being the common version of helium.

Traveling to a north-facing, high vantage point away from light pollution is the best bet to see the northern lights, ...

A survey of high-speed electron flow observed by NASA satellites in the Earth’s magnetotail is presented and related to the process of magnetic field line reconnection and particle acceleration.

In the great tug-of-war between the Sun and its planets, Jupiter, Saturn, and Uranus are much more susceptible to solar ...

Researchers bombarded lichens with a year's worth of Martian radiation in just 5 hours — and they survived, hinting that the ...

The April 2024 total solar eclipse offered a fleeting but powerful window into the sun’s impact on Earth’s atmosphere.

Multiple spacecraft captured the moon's shadow sweeping across North America at more than 1,500 mph during the 2024 total ...

Using ALMA, astronomers discovered that Proxima Centauri produces frequent, high-energy millimeter-wavelength flares that ...

A powerful X1.1-class solar flare causes radio blackouts across the Americas. It was followed by a coronal mass ejection.

The Sun has somewhat surprised forecasters by releasing a powerful X-class solar flare from a new sunspot ... The CME is unlikely to impact Earth due to the current position of the sunspot region.

Post read question If a major solar storm (solar flare) reaches the Earth, which of the following are the possible effects on the Earth? (UPSC CSE 2022) 1. GPS and navigation systems could fail. 2.