Spring equinox may be the best time to see the aurora with a peak in solar activity combining with a special effect.

Equinoxes mark the only time of the year when both the north and south poles are lit by the Sun at the same time. The spring ...

Spring equinox may be the best time to see the aurora with a peak in solar activity combining with a special effect.

NASA's Electrojet Zeeman Imaging Explorer mission launched March 14, to study Earth's Electrojets and improve space weather ...

A trio of physicists from Princeton University, CIT's Jet Propulsion Laboratory and Spectral Sensor Solutions, all in the U.S ...

As the Northern Hemisphere welcomes spring today, the Southern Hemisphere is marked with the first day of autumn.

The chemical element sulfur is essential for all lifeforms and is a building block of proteins and amino acids. By studying sulfur-based molecules in space, scientists are working to understand the ...

See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025. Today, March 20, 2025, the moon is 20 days old and is in the Waning Gibbous phase of its lunar ...

Insolation rises sharply from approximately 50 joules at the poles to 275 joules at the equator. Terrestrial radiation varies less, from 120 joules at the poles to 200 joules at the equator.