Stephen Hawking

The broadcast will "create a link" between Hawking's presence on Earth, his desire to visit space and his scientific explorations of the universe, his daughter said.

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Hawking's family wanted "to support people going through a tough time."

"This is an enormous challenge," Hawking said in the film. "To leave Earth will take a global approach and everyone should join in."

Unimaginable brilliance in one area of endeavor does not translate into brilliance in all things.

The fundamental laws of physics guarantee that every process that happens “forward in time” can also happen “backwards in time.”

Hawking made four appearances on the show.

Hawking sought to unify the science of the incredibly large and the incredibly small.

Hawking was revered as much by other scientists as he was by the general public.

Marika Taylor, a professor of Theoretical Physics at the University of Southampton, reminisces about her time spent studying under the late Stephen Hawking.

Charity deals with overwhelming demand as people find ways to pay tribute to scientist after death.

Hawking was diagnosed with ALS in 1963 at the age of 21.

"Technology," Hawking wrote, was being allowed to drive "ever-increasing inequality.”

"My goal," Hawking said, "is a complete understanding of the universe."

Hawking died on Tuesday at 76 years old.

Astrophysicist Stephen Hawking died Wednesday, but his warnings about alien life and contact with extraterrestrials will continue to shape our search for alien contact in the universe.

"Quite amusing, Dr. Hawking."

"I like Chinese culture, Chinese food and above all Chinese women. They are beautiful," Hawking once said.

Redmayne won an Oscar for his portrayal of Hawking in the 2014 film "The Theory of Everything."

Millions have had their cosmic horizons widened by his best-selling books; and even more, around the world, have been inspired by a unique example of achievement against all the odds.

Scientists give their take on "a world-class scientist just having fun."

The physicist hoped for the best by sending out invitations after the party had already taken place.

“As we say in science, England couldn’t hit a cow’s arse with a banjo.”

His long survival was "Extremely unusual, but not unique."

Renowned physicist has died at the age of 76.

The world-renowned scientist never hesitated answering questions about his beliefs.

"He was a great scientist and an extraordinary man," his children said.

Stephen Hawking expounded on everything from artificial intelligence to aliens to the end of the human race.

"How do we transcend these limits? With our minds and our machines."

"Ordinary real time is replaced by imaginary time, which behaves like a fourth direction of space." If you say so, Dr. Hawking.