The social studies teacher was chosen from 11,000 applicants to be the first civilian in space aboard 1986's the Challenger, which tragically exploded upon takeoff.

The actors' decades-long feud began on a 1970s movie set and reached a head at a dinner party where they allegedly got in a scuffle over the royal.

After chasing deadly animals around the globe, it was a freak accident with the normally calm stingray that ultimately took the life of the Australian animal advocate in 2006.

When a new television network hit the airwaves on August 1, 1981, it was anchored by five relative unknowns, who have stuck by each other’s sides through the decades.

When the star of the hit sitcom asked for the same salary as her male counterparts, she was booted from the show and ostracized in Hollywood.

Growing up as the son of factory workers, Osbourne found himself working in a slaughterhouse and getting jailed before finding his way to superstardom.

The rock star was reveling in the success of a solo career, when the unimaginable happened, ending the life of his close friend and musical confidante Randy Rhoads.

The actress' sudden passing at the age of 32, left many puzzled — then her husband died in the exact same way five months later, leaving more questions than answers.

The royal and musician's camaraderie was like any other, filled with laughter, love — and an epic fight.

What started as a fantasy during his school years turned into a therapeutic writing project for the British author during trying times.

Found in the basement of her Colorado home the day after Christmas 1996, the truth behind the 6-year-old girl’s killing remains a mystery to this day.

The Italian fashion designer was coming home from a neighborhood walk when a madman appeared out of nowhere and shot him dead on the steps of his beloved Miami Beach mansion.

Dancers Rob Pilatus and Fab Morvan brought the band's songs to life — without singing a single note.

While their romance was filled with headline-grabbing drama, their love endured for decades until the 'Charlie Angels' star's death.

What started as a twitch in his finger turned into a life-changing fight for the 'Back to the Future' star.

The actor was just weeks away from the premiere of 'Exit the Dragon' when he suddenly — and shockingly — died in Hong Kong.

The two groups were at completely different points in their careers when an unlikely collaboration changed the courses of both of their histories.

The Fleetwood Mac singer put Petty on a pedestal and yearned to be just like him, and her admiration turned into a lifelong friendship that lasted until his death in 2017.

The untimely death of the Hollywood actress-turned-princess in a tragic car accident in 1982 at the age of 52 has raised more questions over the years.

Known for his brash and raucous rhetoric, the essayist and playwright turned the spotlight on the health crisis affecting gay men in New York City at a time no one wanted to hear about it.

Fresh off her best actress Oscar win in 1955, the movie star hopped on a train in France, which led to a meeting with the royal that veered her life in a new direction.

Ever since the singer released her accusatory track in 1972, the identity of the “you” has remained one of the greatest mysteries in music history.

An "innocent, wonderful picture" of Caroline Kennedy triggered Diamond to include her name in his 1969 love song.

Originally hired as a writer, the comedian almost didn’t sit in the anchor chair for the first episode in 1975, but more than four decades later, the segment he launched is still going strong.