For the first time, scientists have used Earth-based telescopes to look back over 13 billion years to see how the first stars ...

Astronauts aboard the space station have a unique view of Earth, and a time-lapse by NASA's Jonny Kim shows off its beauty.

This June, the Milky Way’s brilliant heart lights up the night as planets align and the solstice sun marks Earth’s celestial tipping point.

Each day we live ... lengthening of Earth’s days played a key role in how our atmosphere gained its life-giving oxygen. A team of researchers has linked Earth's slowing rotation to the Great ...

One of the first major meteor showers of the year will coincide with Earth Day this year ... Throughout the night, the meteors will become longer, more brilliant streaks across the sky as Earth’s ...

Earth's rotation causes day and night, but the revolution (or orbit) of Earth around the sun, combined with the tilt of the Earth's axis, is what causes seasons. "Seasons are caused by the fact ...

An Indian astronomer captured an awe-inspiring time-lapse video showcasing Earth's rotation from the Indian ... the result is a breathtaking visual of day-to-night transitions.

Indian astronomer Dorje Angchuk has captured a stunning time-lapse video that vividly showcases Earth’s rotation against ... the transition from day to night. “The stars remain still, but ...

Most of us probably know the Earth rotates on an almost-vertical axis every 24 hours, which gives us one Earth day. Yet this basic knowledge was not always so unquestionable. As far back as 470 ...

Solstices occur because Earth’s axis of rotation is tilted ... home star sees its longest day, while the hemisphere tilted away from the sun sees its longest night. During the Northern ...