Sun

The sun is seen through the cloudy sky, beside the bronze sculpture of Victoria, in Berlin

Clemens Bilan/AFP

The sun is seen through the cloudy sky, beside the bronze sculpture of Victoria, in Berlin 

TOPSHOT - In this photograph taken on July 28, 2016, an Afghan man rides a horse as another one leads his horse as the sun sets in Injil district of Herat province. / AFP PHOTO / AREF KARIMIAREF KARIMI/AFP/Getty Images

Aref Karimi/AFP/Getty

An Afghan man rides a horse as another one leads his horse as the sun sets in Injil district of Herat province 

An elderly man uses a fan to shade himself from the sun as he walks in a public park in Beijing, Tuesday, June 7, 2016. Thursday marks the Duanwu Festival, a public holiday in China celebrated with outdoor activities including dragon boat races. (AP Photo/Mark Schiefelbein)

Mark Schiefelbein/AP

An elderly man uses a fan to shade himself from the sun as he walks in a public park in Beijing 

A small boy holds up a cardboard cover over his head to protect himself from the sun as he walks on the dried up bed of river Tawi in Jammu, India, Friday, May 27, 2016. Temperatures across much of northern and western India have hovered around 40 degrees Celsius (104 degrees Fahrenheit) for weeks causing much distress, specially amongst the farming communities. (AP Photo/Channi Anand)

Channi Anand/AP

A small boy holds up a cardboard cover over his head to protect himself from the sun as he walks on the dried up bed of river Tawi in Jammu, India

Vehicles are seen on a highway as the sun sets near the city of Stara Zagora...Vehicles are seen on a highway as the sun sets near the city of Stara Zagora, Bulgaria, February 3, 2016. REUTERS/Stoyan Nenov

Stoyan Nenov/Reuters

Vehicles are seen on a motorway as the sun sets near the city of Stara Zagora, Bulgaria 

A man enjoys the sun, as the shadow of a street light is cast on the wall behind him, at the Sant Jaume Square in Barcelona, Spain, Tuesday, Jan. 5, 2016.

Manu Fernandez/AP

A man enjoys the sun, as the shadow of a street light is cast on the wall behind him, at the Sant Jaume Square in Barcelona, Spain, Tuesday

The skyline of downtown Pittsburgh is reflected in the Allegheny River as it is silhouetted by the sun rising on a foggy morning, Sunday, Dec. 6, 2015. (AP Photo/Gene J. Puskar)

Gene J. Puskar/AP

The skyline of downtown Pittsburgh is reflected in the Allegheny River as it is silhouetted by the sun rising on a foggy morning

Autumn weather Nov 11th 2015...The sun rises over the North Sea off Whitley Bay, Tyne and Wear as a ship passes on the horizon. PRESS ASSOCIATION Photo. Picture date: Wednesday November 11, 2015. Photo credit should read: Owen Humphreys/PA Wire

Owen Humphreys/PA

The sun rises over the North Sea off Whitley Bay, Tyne and Wear as a ship passes on the horizon 

The sun rises over St Mary's Lighthouse in Whitley Bay on the Northumberland coast as a flock of Lapwing seabirds fly past. PRESS ASSOCIATION Photo. Picture date: Wednesday September 30, 2015

Owen Humphreys/PA

The sun rises over St Mary’s Lighthouse in Whitley Bay on the Northumberland coast as a flock of Lapwing seabirds fly past on Wednesday

The sun rises over Whitley Bay with the top of St Mary's lighthouse visible, as hot and humid air is expected to be pushed into northern Europe this weekend, including Britain, creating a "Spanish Plume"

Owen Humphreys/PA

The sun rises over Whitley Bay with the top of St Mary’s lighthouse visible, as hot and humid air is expected to be pushed into northern Europe this weekend, including Britain, creating a “Spanish Plume”

Cyclists reflect in a puddle and silhouette against the sky as sun sets near Guelpe, northeastern Germany

Lukas Schulze/DPA/AFP

Cyclists reflect in a puddle and silhouette against the sky as sun sets near Guelpe, northeastern Germany

People sunbathe at Levante Beach on Wednesday in Benidorm, Spain

David Ramos/Getty Images

People sunbathe at Levante Beach on Wednesday in Benidorm, Spain

Solar Eclipse...Handout photo dated 20/03/15 issued by Chester Zoo of lemurs looking at the eclipse over Chester Zoo. PRESS ASSOCIATION Photo. Issue date: Friday March 20, 2015. See PA story SCIENCE Eclipse. Photo credit should read: Steve Rawlins/Chester Zoo/PA Wire NOTE TO EDITORS: This handout photo may only be used in for editorial reporting purposes for the contemporaneous illustration of events, things or the people in the image or facts mentioned in the caption. Reuse of the picture may require further permission from the copyright holder.

Steve Rawlins/Chester Zoo/PA

Lemurs at Chester Zoo in Cheshire, England observe the solar eclipse on Friday 

Solar Impulse on round-the-world tour

EPA/Solar Impulse

The Swiss solar-powered plane Solar Impulse 2, HB-SIB, taking off with Swiss explorer Andre Borshberg on board for the third leg Ahmedabad to Varanasi, of the Round-The-World, in Ahmedabad, on Wednesday.

Solar Plane Takes Off In Round The World Attempt

Jean Revillard/Getty

Solar Impulse 2, a solar-powered aircraft, takes flight as it begins its historic round-the-world journey from Al Bateen Airport, Abu Dhabi, on Monday

A gardener is silhouetted against the sun as he trims the grass at the Temple of Olympian Zeus in Athens February 4, 2015. Greek yields rose on Wednesday as a media report that the ECB was unwilling to approve Athens' proposal to raise the ceiling for its treasury bill issuance cooled optimism that a compromise debt deal may be reached

Kostas Tsironis/Reuters

A gardener is silhouetted against the sun as he trims the grass at the Temple of Olympian Zeus in Athens on Wednesday

The rising sun lights smoke in the air as a man crosses the street near Forward Operating Base Fenty in the Nangarhar province of Afghanistan...The rising sun lights smoke in the air as a man crosses the street near Forward Operating Base Fenty in the Nangarhar province of Afghanistan December 19, 2014. REUTERS/Lucas Jackson (AFGHANISTAN - Tags: CIVIL UNREST POLITICS MILITARY CONFLICT ENVIRONMENT TPX IMAGES OF THE DAY)

Lucas Jackson/Reuters

The rising sun lights smoke in the air as a man crosses the street near Forward Operating Base Fenty in the Nangarhar province of Afghanistan  

Autumn sun rises over the river Leine an...Autumn sun rises over the river Leine and surrounding landscape in Neustadt am R¸benberge, central Germany, on November 11, 2014.      AFP PHOTO / DPA / ALEXANDER K÷RNER / GERMANY OUTALEXANDER K÷RNER/AFP/Getty Images

Alexander Karner/AFP/Getty

Autumn sun rises over the river Leine and surrounding landscape in Neustadt am Rübenberge, Germany 

China's Face-kini Becomes Unlikely Global Fashion Hit...QINGDAO, CHINA - AUGUST 21:  A Chinese girl wears a face-kini as she floats in the water on August 21, 2014 on the Yellow Sea in Qingdao, China. The locally designed mask is worn by many local women to protect them from jellyfish stings, algae and the sun's ultraviolet rays.  (Photo by Kevin Frayer/Getty Images)

Kevin Frayer/Getty

A Chinese girl wears a face-kini as she floats in the water on the Yellow Sea in Qingdao, China. The locally designed mask is worn by many local women to protect them from jellyfish stings, algae and the sun’s ultraviolet rays. 

Children are silhouetted against the setting sun as they play on the outskirts of Lahore January 28, 2014.

Mohsin Raza/Reuters

Children play on the outskirts of Lahore, Pakistan