The longest day: The first day of summer arrives in the Northern Hemisphere

The summer solstice is going to take place Tuesday in the Northern Hemisphere

indicating the longest day of the year as well as the very first day of the brand new season.

The event begins officially at 5. Thirteen a.m. on the U.S. East Coast, as reported by the National Weather Service.

A solstice happens when "Earth arrives at the place in its orbit

where North Pole is at its optimum tilt [aproximatelly 23.5 degrees] toward the Sun

leading to the longest day and shortest night of the calendar year," the company stated.

Throughout the solstice, the sun is at its highest point--above.