Ready for the first day of spring? What we know about the 2025 spring equinox, the autumnal equinox, summer and winter solstices and more.

The vernal equinox marks the start of spring in the Northern Hemisphere — so does that mean this is the only day out of the ...

The vernal equinox, which occurs at the start of astronomical spring, is when the sun's rays equally shine on both of the Earth's hemispheres. Thursday marks the vernal equinox, or the first day of ...

The first day of spring, also known as the vernal equinox, has arrived in the Northern Hemisphere on March 20, 2025.

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

Did you know both the astronomical first day of spring and Easter Sunday are tied to the spring equinox? How they relate, ...

The astronauts had launched into space as Starliner’s first crew in June 2024 for what was expected to be an eightday test ...

NASA astronauts Suni Williams and Butch Wilmore have returned safely to Earth after delays kept them in space for 9 months.

Starliner astronauts Butch Wilmore and Suni Williams joined Crew 9 commander Nick Hague and cosmonaut Alexander Gorbunov for their long-awaited return to Earth.