An astronomical unit is 284 million kilometers, the average distance between the Earth and the sun. Astronomers shared that the comet is also approaching its closest point to the sun, a little ...

The Quadrantid meteor shower peaks in early January, offering dazzling fireballs and up to 120 meteors per hour.

Because such a structure would likely have a radius of around one astronomical unit (the distance from the Earth to our Sun), ...

St. Louis County Prosecuting Attorney Melissa Price Smith in one of her first interviews said she will run for the elected office in two years — and she intends to ...

Its highly elliptical orbit around the sun brings it as close as 1.03 astronomical unit (AU) to our home star and as far out as 10.37 AU. (One astronomical unit is the average distance between ...

The energetic flare, which lasted approximately three days and suggests an emission region of less than three light-days in size (~170 AU, where 1 Astronomical Unit is the distance from the sun to ...

A sphere which had a radius of 1 astronomical unit (the average distance between Earth and the sun) would require more material than exists in the entire solar system. It is far more likely that ...

Here's a list of the 2025 astronomical events to put on your viewing calendar this year: Meteor showers are caused by debris entering the Earth's atmosphere at 35 kilometers per second, ...