NASA's Most Dangerous Mission • 2014 • episode "S1E5" • Mars: The Secret Science Series 1

112:05

Covers 1964-1968, four heady, dangerous years in the history of the space race, focusing on the events surrounding the Apollo 1 and Apollo 8 missions. As Americans moved through the 60s and reflect on the challenges ahead, many begin to wonder: What exactly is it going to take to beat the Soviets to the moon?

S1E2 • Chasing the Moon • 2019 • Astronomy

42:04

Astronomers make an extraordinary discovery when they uncover a cosmic mega-structure that's one billion light-years long, and now investigators race to decode the hidden forces that shape the most massive and mysterious structure known in the Universe.

S8E2 • Space's Deepest Secrets • 2021 • Astronomy

176:40

2003 - millions watch live as Columbia breaks up in the sky over Texas, killing all on board. NASA, loved ones and investigators share how an incredible journey ended in tragedy. Chapter 1: As Nasa prepares Space Shuttle Columbia for its 28th mission, excitement and trepidation build amongst the astronauts and their families as they count down to launch. This programme hears from the seven astronauts - a mixture of veterans and rookies - and their families as they train for an awe-inspiring journey of a lifetime. Chapter 2: Nasa engineers analyse film footage of a piece of debris striking the shuttle Columbia 81 seconds after launch. What no-one yet knows is whether any serious damage has been done to the vehicle or the tiles which protect the vehicle against the intense heat of re-entry. But calls for photographs to be taken of the shuttle using satellites go unheeded. Meanwhile, in space, the crew continue their mission, unaware of any concerns inside Nasa. Chapter 3: Sixteen minutes from landing, mission control lose contact with the crew of Columbia. On the shuttle landing strip, families waiting to welcome their loved ones back home are swiftly ushered away. In the skies over Texas, locals hear a loud explosion, and debris strikes the ground in multiple locations. The fears of some Nasa engineers are coming true: Columbia is lost and there are no survivors. Following the disaster, Nasa comes under increasing pressure from the media to provide answers.

2024 • Astronomy

42:02

From the furthest reaches of space to our own cosmic backyard, we count down the discoveries that changed everything we know about our universe.

S5E1 • How the Universe Works • 2016 • Astronomy

42:29

New discoveries have revealed thousands of exoplanets beyond the solar system. Some resemble earth enough that one could be a new home for humanity. Even with cutting-edge technology, finding the perfect one is the scientific challenge of the age.

S7E9 • How the Universe Works • 2019 • Astronomy

58:30

Brian Cox discusses the elements of which all living things, including humans, are made. He explores the beginnings of the universe and the origins of humanity, going far back in time to look at the process of stellar evolution.

S1E2 • Wonders of the Universe • Astronomy