An analysis of two decades of data from NASA's Hubble Space Telescope has provided fresh insights into the complex ...

The vernal equinox arrives on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in the Southern Hemisphere. On the equator, the sun will be directly overhead at ...

The honor of causing seasons goes to the tilt of Earth’s Axis ... amounts of sunlight depending on where it is in its orbit. During winter, the Northern Hemisphere is tilted in a way that ...

The first four humans to orbit over Earth's north and south poles have safely returned to Earth.

The final piece of an advanced series of weather satellites officially began operating Tuesday to help provide better ...

Chun Wang, a Chinese-born crypto entrepreneur, paid an undisclosed amount for the mission. Some satellites are already in ...

Photo: Mark Felix/AFP/Getty Images Hugs with family, grilled cheese and sneaking in a run—the NASA astronauts who were posted up in orbit for months are getting used to life back on Earth.

SpaceX successfully launched Fram2, the first crewed mission to orbit Earth's poles, on Monday night from the Kennedy Space ...

During the equinox, the Earth's axis and its orbit line up so that both hemispheres ... While astronomical seasons depend on how the Earth moves around the sun, meteorological seasons are defined ...