The official begin of summer time kicks off within the Northern Hemisphere at present (June 20), marking the longest day of the 12 months — which additionally occurs to coincide with Father’s Day.
The June solstice will happen at 11:32 p.m. EDT (0332 June 21 GMT), when the solar reaches the purpose at which it’s farthest north of the celestial equator. Reaching its highest and northernmost level within the sky, the solar should journey its longest path, which means it is going to take longer to rise and to set, which is why at present marks the longest day — or longest interval of daylight hours — and shortest night time.
As well as, the summer time solstice happens in the intervening time the northern half of Earth is tilted towards the solar, which means the Northern Hemisphere receives daylight on the most direct angle of the 12 months. At the moment, the solar will seem instantly overhead for a degree on the Tropic of Most cancers (latitude 23.5 levels north) within the central Pacific Ocean, 817 miles (1,314 kilometers) east-northeast from Honolulu. Conversely, the June solstice marks the start of winter within the Southern Hemisphere, when the solar is at its lowest level within the sky and the southern half of Earth is tilted away from the solar.
Associated: What Occurs on the Summer time Solstice?
The timing of the June solstice relies on when the solar reaches its northernmost level from the celestial equator, usually between June 20-22. And this 12 months, the solstice additionally occurs to fall on Father’s Day! Here is what skywatchers can anticipate to see as dads around the globe have fun on Sunday, in addition to in the course of the week following the summer time solstice.
Starting Sunday morning (June 20), Mercury appeared above the horizon about half-hour earlier than dawn and could also be seen at daybreak. Solstice will happen at 11:32 p.m. EDT (0332 June 21 GMT) Sunday night time. Nonetheless, in the course of the day, viewers within the Northern Hemisphere could expertise greater than 14 hours of daylight. You need to use The Farmer’s Almanac Dawn and Sundown Calculator to find out what number of hours of daylight you’ll get in your location in the course of the solstice.
Later within the week, viewers can be handled to different skywatching occasions, beginning Monday night time (June 21), when Venus and the intense star Pollux will seem closest to one another (slightly over 5 levels aside).
On Tuesday (June 22), the intense star Antares will seem about 5 levels beneath the waxing gibbous moon — solely shortly earlier than the moon reaches perigee, or its closest strategy to Earth in its orbit, on Wednesday (June 23). Then, on Thursday (June 24), the subsequent full moon, additionally known as the Strawberry Moon, will happen at 2:40 p.m. EDT (1840 GMT) and seem full to stargazers by way of early Saturday morning, in response to NASA.
Whereas the June solstice marks the official begin of summer time and the longest day of the 12 months, it additionally represents a turning level of the 12 months: Because the solar begins its annual southward migration, the times will begin getting shorter as soon as once more.
Observe Samantha Mathewson @Sam_Ashley13. Observe us on Twitter @Spacedotcom and on Fb.