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, ...

Scientists suspect Solar Cycle 25 may have already peaked early—with a surprise double peak possibly underway. Sunspot surges ...

GOES-19 will replace GOES-16, offering unprecedented insight into atmospheric changes, natural disasters, and even solar ...

TEMPO.CO, Jakarta - The satellite Vanguard 1, launched on March 17, 1958, became the oldest man-made satellite still orbiting Earth. After 67 years in space, a group of scientists, aerospace engineers ...

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 ...

The northern lights, or aurora borealis, could be visible tonight, April 8, 2025, in several northern U.S. states, according to a forecast from the National Oceanic and Atmospheric Administration ...

It's been a year since a total solar eclipse shrouded the U.S. in darkness. Here's when is the next solar eclipse in 2025, and the next total eclipse.

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 ...