Perihelion is an annual astronomical event when Earth finds itself at the closest distance possible toward the Sun. Usually it falls between the dates of January 2 and 4 as Earth is around 147 ...

The term "perihelion" describes the point in an astronomical ... "They were already talking about the difference between the solar day and the ideal day, the average value of that," said Bloomer.

Astronomer Anura C. Perera led the world’s first-ever celebration of Earth’s ‘birthday’ on Jan 4, commemorating the day the planet reached its closest point to the Sun, known as Perihelion Day. The ...

"There is little question that, with its daylight display and spectacular evening apparition in a moonless sky, Comet 2024 G3 ...