The north star is 4000 times brighter than our sun. The light we see when we look at the north star was generated in the year 1587, and it has been traveling through space for 434 years to reach us. space.com/15567-north-staโ€ฆ
Beer bottles are brown as it blocks out the sun's rays and helps preserve the taste. A shortage of brown glass after the Second World War meant higher quality beer makers chose green to distinguish themselves from the companies using clear glass. huffingtonpost.co.uk/entrโ€ฆ
Mesopotamians figured out that the Earth orbited the sun about 1,700 years before Copernicus and Newton. They also figured out that the moon causes the tides and that the Earth rotates around its axis. en.wikipedia.org/wiki/Selโ€ฆ
There is a house in New Orleans, they call it the Rising Sun, but itโ€™s not a brothel as singer Eric Burdon once described it. It's a bed and breakfast run by a Louisianan couple who love the legend and have collected over 40 versions of the Animals' song. Their B&B features ample brothelabilia. abcnews.go.com/Travel/stoโ€ฆ
โ€œDog days of summerโ€ refers to when the Sun occupies the same region of the sky as Sirius, the brightest star visible from any part of Earth and part of the constellation Canis Major, the Greater Dog farmersalmanac.com/why-arโ€ฆ
Flowers are physically growing with darker coloured petals nowadays due to their rapid adaptation to combat the suns radiation from the thinning ozone layer. smithsonianmag.com/smart-โ€ฆ
NASA's longest serving female employee since January 1958, Sue Finley, has been an engineer and programmer for space missions since Explorer 1, for missions to the Moon, Sun, all the planets and many other solar system bodies, and recipient of NASA's Exceptional Public Service Medal. en.wikipedia.org/wiki/Susโ€ฆ
Japanese doctor Tetsu Nakamura devoted his life revitalising deserts in Afghanistan, making forests and wheat farmland and contributing to peace. Nakamura was decorated with the Japanese Order of the Rising Sun and Afghan National Medal. www3.nhk.or.jp/nhkworld/eโ€ฆ
Sun Li Jen, a commander in the ROC in WW2 is known as โ€œRommel of the Eastโ€ due to his military achievements in various campaigns. He is named the most capable Chinese field commander in WW2. He spent his last 30 years under house arrest in Taiwan due to suspicions on collaborating with the CIA. en.wikipedia.org/wiki/Sunโ€ฆ
Our solar system is surrounded by an 89,000 degree (F) orb of plasma created by the interaction between the sun and interstellar winds. nerdist.com/article/89000โ€ฆ
In Tongan mythology the God Tafakula defeated his enemy gods by straddling an island. He then bent over, to show his anus, which shone brightly like the sun, scaring off the other gods. wikipedia.org/wiki/Tofua
The closest star to our sun, Proxima Centauri, is at 4.25 light years away. If the most distant spacecraft Voyager 1 travels to Proxima Centauri at its current speed of 17.3 km/s, it would take over 73,000 years to arrive. imagine.gsfc.nasa.gov/feaโ€ฆ
Polar bears have a black skin with a transparent fur to absorb the sun's heat. They appear white because the air spaces of each hair scatters the light in all directions. polarbearsinternational.oโ€ฆ
Green flashes phenomenon, seen at sunrise/sunset when some part of the Sun suddenly changes color from red/orange to green/blue aty.sdsu.edu/index.html
Lightening is four times hotter than the sun nasa.gov/vision/earth/looโ€ฆ
That, despite being classified as an yellow star, the Sun is actually white when seen from space. I only appears yellow or orange from us here on Earth because of the atmosphere solar-center.stanford.eduโ€ฆ
Mars launches are done when the Earth and Mars are on the same side of the sun with the shortest possible distance to travel. So once in every 26 months, a chance for a Mars launch is arriving knovhov.com/mars2020/
At Noon, every April 21st, the day of the birth of Rome, the Sun enters the oculus of the Pantheon at an inclination, radiating perfectly on the entrance doorway: the emperor was fully illuminated when he entered in the Temple. italy24news.com/local/228โ€ฆ
It takes much less energy to leave the solar system than to crash into the sun youtube.com/watch?v=LHvR1โ€ฆ
Eratosthenes, a Greek mathematician and astronomer (276 BC), measured of Earth's circumference by using the shadow angles from the sun in two locations. He calculated it was 39,375 km, which is 1.4% less than the real number of 40,076 km en.wikipedia.org/wiki/Eraโ€ฆ
The Sweden Solar System is the world's largest scale model of the Solar System at a scale of 1:20 million. In Sweden, the Sun is represented by the Globe Arena in Stockholm which is the largest spherical building in the world and the planets are located in different locations of Sweden. atlasobscura.com/places/sโ€ฆ
Babylonians were using a rudimentary form of calculus to calculate Jupiterโ€™s displacement each day along the ecliptic, the path that the sun appears to trace through the stars. Historians had thought such techniques did not emerge until more than 1400 years later, in 14th century Europe. sciencemag.org/news/2016/โ€ฆ
Egyptians' sun god Khepri was scarab-faced because they believed that in the same way as the beetle pushes large balls of dung along the ground, Khepri moved the newly-born sun across the sky en.wikipedia.org/wiki/Kheโ€ฆ
Noctilucent clouds are cloud like phenomena in the upper atmosphere of Earth that are only visible during local summer months and when the Sun is below the observer's horizon, but while these very high clouds are still in sunlight. en.wikipedia.org/wiki/Nocโ€ฆ
In 2009, the British tabloid newspaper The Sun apologised for misspelling the surname of a deceased soldier's mother in an article criticising then Prime Minister Gordon Brown's misspelling of the same surname theguardian.com/media/200โ€ฆ
Today I learned of Xeroderma pigmentosum (XP), a rare genetic condition that makes the sunโ€™s rays lethal. Up to one in 370 Indians suffers from a genetic condition which causes skin to burn and take on a blistering, scaly appearance. With exposure to the sun, XP damages the cornea leading to blindness. telegraph.co.uk/news/xp-cโ€ฆ
The Antikythera Shipwreck of the First Century BCE, discovered by Greek sponge divers, yielded artifacts including art, jewelry, a statue of Herakles, coins, but most importantly the Antikythera Mechanism, interlocking gears that computed the movements of the sun, the moon, and eclipse dates whoi.edu/know-your-ocean/โ€ฆ
From 1979 to 1999, Pluto was the 8th โ€œplanetโ€ from the Sun. In 206 years, it will once again cross inside of Neptuneโ€™s orbit and become 8th. This behavior is part of the reason for Plutoโ€™s demotion as a planet. starchild.gsfc.nasa.gov/dโ€ฆ
At age 24, George Ellery Hale revolutionized solar observations with his invention of the spectroheliograph, making it possible to photograph the sun's prominences in full daylight. A spectroheliograph can tune-in to gases such as hydrogen and calcium, and photograph specific solar details spaceweatherlivinghistoryโ€ฆ
The original version of The Emporer's New Groove was titled "Kingdom of the Sun" before it was massively overhauled into the classic we know today. There is a full plot synopsis and original music made for the film available online. laughingplace.com/w/articโ€ฆ
Fast radio bursts are a radio pulse ranging from a fraction of a millisecond to a few milliseconds, The average releases as much energy in a millisecond as the sun puts out in 3 days. The strength of the signal reaching Earth is 1,000 times less than from a mobile phone on the Moon. wikipedia.org/wiki/Fast_rโ€ฆ
SPF (Sun Protection Factor) is defined as "1/SPF is the amount of burning radiation will reach the skin". For example, SPF 5 is 80% protection, SPF 50 is 98% protection and SPF 100 is 99% protection. en.wikipedia.org/wiki/Sunโ€ฆ
Louis XIV became king at the age of four; however, he was initially under the guardianship of his mother. Louis XIV was given the nicknames "Sun King" or "The Great". When he died on September 1, 1715, after 72 years of kingship, he was one of the longest reigning monarchs in modern history. britannica.com/biography/โ€ฆ
Eyepiece sun filters were once commonly supplied with imported telescopes and consist of a piece of dark glass mounted in a cell that screws into the bottom of an eyepiece. The heat from the Sun concentrated by a telescope can shatter these filters without warning, making them very dangerous skyandtelescope.org/obserโ€ฆ
Michael Jackson's iconic song 'Thriller' was originally titled 'Starlight' and had completely different lyrics, with the chorus lyric: "Give me some starlight / starlight sun". There is even a demo tape of Jackson singing the original version. youtube.com/watch?v=IzbZUโ€ฆ
Calcium-K telescopes allow observing the Sun in the blue light of calcium. Because the image is so near the UV region of the solar spectrum some people cannot see the image but it can be imaged with a camera. Our eyes are not good at seeing light at the deep blue-end of the solar spectrum popastro.com/main_spa1/soโ€ฆ
When observed through a hydrogen-alpha filtered telescope, the Sun looks deep red, in fact, deeper red than computer monitors can display atscope.com.au/BRO/gallerโ€ฆ
One second of the sun's energy is enough to supply earth's current energy consumption for 300,000 years. syfy.com/syfywire/in-774-โ€ฆ
Much of the Water we drink is older than our Sun. The dense Interstellar Clouds of Gas and Dust that formed our Sun contained large amounts of Water. The Water molecules from these clouds somehow survived the violent process of our Suns birth, and helped form most of the Water on Earth. space.com/amp/27256-earthโ€ฆ
The closest dwarf planet to the sun is Ceres (and not Pluto) solarsystem.nasa.gov/planโ€ฆ
Christoph Scheiner was Galileo's rival over theories on the Sun. Scheiner thought that sunspots were small planets closely orbiting the Sun, which Galileo refuted. Unlike Galileo, Scheiner studied the Sun for more than 15 years and "designed specialized solar observing instruments" www2.hao.ucar.edu/Educatiโ€ฆ
In the 1940s-60s, Melbourne's Sun Theatre cinema had a pram room, where babies in their prams were placed and given a number. If a baby started crying, its number was flashed on the screen to alert the parents en.wikipedia.org/wiki/Sunโ€ฆ
Today I learned of TON-618, the largest ever recorded black hole. It is a ridiculous 66 billion times more massive than the sun, and 280 thousand times itโ€™s diameter. wikipedia.org/wiki/TON_61โ€ฆ
Mercury sometimes has double sunrises and sunsets. The sun will appear to rise over the horizon only to go back down again rather than going all across the sky. Also can happen with sunset as well, where the sun goes down only to pop back up. solarsystem.nasa.gov/planโ€ฆ
Sagittarius A* - the supermassive black hole at the center of the Milky Way - has a mass 4 million times that of our Sun, but a diameter only 31 times the Sun's. It is so dense that it could fit in the space between the Earth and the Sun, but can attract things 50k light years away. en.wikipedia.org/wiki/Sagโ€ฆ
GRB 080319B, a gamma-ray burst that set a new record for the farthest object that was observable with the naked eye. If viewed from 1 AU away, it would have had a peak apparent magnitude of โˆ’67.57 (21 quadrillion times brighter than the Sun seen from Earth en.wikipedia.org/wiki/GRBโ€ฆ
After WW2, the Allies discovered meticulous plans for a Sun Gun by the Nazis. Planned by renowned Nazi Scientist Hermann Oberth, it was a .62 mile mirror attached to a space station to burn cities and evaporate oceans estimated to take 15 years to build. He later joined NASA. huffpost.com/entry/nazi-sโ€ฆ
Today I learned of the Coronal Heating Problem. For some reason, the Corona - the open space surrounding the Sun and extending millions of kilometers into space - is much hotter than the surface of the Sun itself. And not by a little. The corona is MILLIONS of degrees Kelvin hotter, and we don't know why. en.wikipedia.org/wiki/Steโ€ฆ
The mostly glass Vdara hotel in Las Vegas was said to have it's own "death ray" due to the way the glass reflected the sun into the pool area and was hot enough to singe hair or melt plastic cups. nbcnews.com/id/wbna394033โ€ฆ
The sun makes up 99.8 percent of the mass in the solar system. solarsystem.nasa.gov/solaโ€ฆ

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