Arctic Circle

Table of Contents

Introduction References & Edit History Related Topics

Images

decline in minimum Arctic sea ice extent

sunlight strikes parts of Earth differently

Read Next

Saint Lucia Day. Young girl wears Lucia crown (tinsel halo) with candles. Holds Saint Lucia Day currant laced saffron buns (lussekatter or Lucia's cats). Observed December 13 honor virgin martyr Santa Lucia (St. Lucy). Luciadagen, Christmas, Sweden

7 Winter Solstice Celebrations From Around the World

Colorful winter sunset

What's the Difference Between a Solstice and an Equinox?

Scenic landscape of apple tree on field with seasons changing from Summer to Winter, solstice

It’s Winter! It’s Summer!

Flower. Fruit tree. Cherry. Cherry tree. Cherry blossom. Spring. Close-up of cherry blossoms in bloom.

The Perils of an Early Spring

1 July 2002: The Solar and Heliospheric Observatory (SOHO) satellite reveals a massive solar eruption more than 30 times the Earth's diameter. The eruption formed when a loop of a magnetic field over the surface of the Sun trapped hot gas.

6 Questions About the Sun Answered

Discover

Ice Sledge Hockey, Hockey Canada Cup, USA (left) vs Canada, 2009. UBC Thunderbird Arena, Vancouver, BC, competition site for Olympic ice hockey and Paralympic ice sledge hockey. Vancouver 2010 Olympic and Paralympic Winter Games, Vancouver Olympics

10 Best Hockey Players of All Time

Remarkable new details of Pluto's largest moon Charon are revealed in this image from New Horizons' Long Range Reconnaissance Imager (LORRI), taken late on July 13, 2015 from a distance of 289,000 miles

Why Is Pluto No Longer a Planet?

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Shah Jahan. Taj Mahal. Mughal architecture. Emperor Shah Jahan fifth Mughal Emperor (reigned 1628-1658) India, Himachal Pradesh, Basohli or Jammu and Kashmir, Mankot, circa 1690 Drawings; Opaque watercolor, gold, and ink on paper (see notes)

6 Important Mughal Emperors

bird. mourning dove. pigeon and dove. Mourning Dove (Zenaida macroura) family Columbidae.

Nikola Tesla's Weird Obsession with Pigeons

Chapter 4 pg 42 - Chapter header of The Adventures of Tom Sawyer by Mark Twain. Published in 1884 by The American Publishing Company

Periods of American Literature

In this aerial photo, structures are damaged and destroyed October 15, 2005 in Balakot, Pakistan. It is estimated that 90% of the city of Balakot was leveled by the earthquake. The death toll in the 7.6 magnitude earthquake that struck northern Pakistan on October 8, 2005 is believed to be 38,000 with at least 1,300 more dead in Indian Kashmir. SEE CONTENT NOTES.

6 of the World’s Deadliest Natural Disasters

Arctic Circle: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

News •

Villagers offer support for a critical lifeline in rural Alaska days after plane crash kills 10 • Feb. 11, 2025, 7:19 AM ET (AP)

Here's what we know about a commuter plane crash in Alaska that killed 10 people • Feb. 9, 2025, 8:01 PM ET (AP)

The remains of all 10 people killed in Alaska plane crash have been recovered, authorities say • Feb. 9, 2025, 12:20 PM ET (AP)

Missing commuter plane found crashed on Alaska sea ice and all 10 aboard are dead, authorities say • Feb. 7, 2025, 11:23 PM ET (AP)

Photos

decline in minimum Arctic sea ice extent

sunlight strikes parts of Earth differently

See All Images →

Topics

Equator Tropic of Capricorn Tropic of Cancer 38th parallel Antarctic Circle seventeenth parallel