Neptune is the only planet discovered through mathematics. Urbain Le Verrier, a French astronomer, noticed irregularities in the motions of other planets and calculated that there must be an eighth planet lurking beyond Uranus based on these perturbations. On September 23, 1846, German astronomer Johann Galle of the Berlin Observatory used Le Verrier's calculations to discover the new planet. Neptune's orbit is roughly oval in shape, and it takes the planet about 165 years to complete one circuit. Neptune's first orbit since its discovery on September 23, 1846, was completed in 2011.

Dara Singh Randhawa (November 19, 1928 – July 12, 2012) was a professional wrestler, actor, director, and politician from India. He began acting in 1952 and was the first sportsperson to be elected to India's Rajya Sabha (upper house). He worked as a producer, director, and writer for Hindi and Punjabi films, as well as acting in films and on television. He is best known for his worldwide undefeated wrestling streak and later as a successful movie star. In Calcutta's Dharmatala, he was defeated by Brahmdev Mishra of Gorakhpur.

Sanjay Leela Bhansali is an Indian film director, screenwriter, and music composer best known for his Hindi film work. Devdas is a 2002 Indian Hindi-language epic romantic drama film directed by Sanjay Leela Bhansali and produced by Mega Bollywood's Bharat Shah. Shah Rukh Khan, Aishwarya Rai Bachchan, and Madhuri Dixit star in the film, which also features Kirron Kher, Smita Jaykar, and Vijayendra Ghatge in supporting roles.

Harrison Ford (born July 13, 1942 in Chicago, Illinois, United States) is an American actor best known for his roles in the Star Wars and Indiana Jones film franchises as charismatic rogues. Ford grew up in the Chicago suburbs after being born in the city. He took minor acting roles in movies and television for Columbia and Universal studios after attending Ripon College in Wisconsin, but soon returned to a sideline career in carpentry. With a bit part in the successful American Graffiti (1973), director George Lucas's first major work, his film career began in earnest. Francis Ford Coppola, who later directed Ford in The Conversation (1974) and Apocalypse Now (1976), produced the film (1979).

Every year on July 12th, Paper Bag Day is commemorated. It's a day to promote the use of paper bags rather than plastic bags. The negative environmental effects of plastic bags have led to the use of paper bags. Paper bags can be reduced and easily recycled, whereas plastic bags take years to decompose.

The Hollywood Sign is a cultural icon and a landmark in Hollywood, California, United States. It is located on Mount Lee in the Santa Monica Mountains' Beachwood Canyon area. The word "Hollywood" is written in white capital letters 45 feet tall and 350 feet long. It was built in 1923 as a temporary advertisement for a local real estate development, but due to its growing popularity, it was kept up until 1978, when it was replaced with a more durable all-steel structure.

Amitav Ghosh (born July 11, 1956 in Calcutta, India) is an Indian-born writer whose ambitious novels explore the nature of national and personal identity, particularly among the people of India and Southeast Asia, through complex narrative strategies. Ghosh grew up in India, Bangladesh, Sri Lanka, and Iran, where his father was a diplomat. He earned a B.A. (1976) and an M.A. (1978) from the University of Delhi, and worked as a newspaper reporter and editor at the same time.

Pran Krishan Sikand (February 12, 1920 – July 12, 2013), better known by his mononym, Pran, was an Indian actor who was best known for playing the greatest villain in Indian cinema history and as a character actor in Hindi cinema from the 1940s to the 1990s. He is one of the most successful and well-respected veteran actors in Indian cinema's history.

While his father served in the military, Patrick began acting onstage at the age of twelve, while his brPatrick Stewart (born July 13, 1940 in Mirfield, West Yorkshire, England) was a British actor who appeared on stage, screen, and television. He is best known for his work on the Star Trek: The Next Generation (1987–94) television series and related films. others completed their own military service. Before making his London theatrical debut in 1966, he performed in playhouses all over England.

On July 11, 2006, the Mumbai train bombings were a series of seven bomb blasts. They took place on the Suburban Railway in Mumbai, the capital of the Indian state of Maharashtra and the country's financial capital, over the course of 11 minutes. The bombs were detonated in pressure cookers on trains travelling on the Western Line Suburban Section of the Western Railway's Mumbai Division. The explosions claimed the lives of 209 people and injured over 700 others.

England triumphed by four wickets. The first One-Day International was held at Headingley on July 13th. England won the toss and elected to bat first. India were bowled out for 265 runs with 7 balls remaining. With 6 wickets in hand and 23 balls to spare, England achieved their victory target.

Julius Caesar, in full Gaius Julius Caesar (born July 12/13, BCE, Rome [Italy]—died March 15, 44 BCE, Rome), celebrated Roman general and statesman, conqueror of Gaul (58–50 BCE), victor in the civil war (49–45 BCE), and dictator (46–44 BCE), was assassinated by a group of nobles in the Senate House on the Ides of March.