The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond ...

The next full moon is Saturday, Aug. 9, and is sometimes called the Sturgeon Moon. It gets that name from when "The Great Lakes and Lake Champlain sturgeon were said to be most readily caught," per ...

In its closest-ever dive into the Sun’s atmosphere, NASA’s Parker Solar Probe has returned stunning new images and data that ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

Nefertari was the beloved wife of Rameses II, and her extravagant tomb proves it. Its restored paintings tell an interesting ...

By flying closer to the Sun than ever, Parker Solar Probe reveals the chaotic birthplace of solar wind and space storms, ...

The path of totality will carve an arc of darkness across the surface of our planet – at the height of the August tourist ...

On the Sun Coming Out in the Afternoon. Methinks all things have traveled since you shined, But only Time and clouds, Time’s ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

July 9 was unusually short thanks to changes in how fast the Earth is spinning. But two other days this summer are expected ...