A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

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.

The second half of July and the early days of August are the perfect time to get outside and look at the night sky.

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

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 ...

On Earth, water is so intertwined with life that our search for life on other worlds is essentially a search for water. When ...

July's full moon is known as the buck moon and will peak on Thursday, July 10. The full moon is a phase when it appears to be ...

The full buck moon is on the rise, folks — peaking on Thursday, July 10th at 4:36 PM EST at 18 degrees of Capricorn. Symbolized by the ever-striving, keep on climbing sea goat — this moon is a summons ...

And soon, a group of scientists can say they have. A UK-led space mission will see astronomers blot out the Sun by using a ...

Discover when the next full moon will rise in July 2025, why it's called the Hungry Ghost Moon, and what celestial events to watch for.