Cosmonaut Vladimir Komarov sacrificed his life in fatal mission to save friend Yuri Gagarin | Daily Telegraph
What if You Died in Space?
First Human Spacewalker Nearly Died In Space | Video - YouTube
Alexei Leonov: First person to walk in space dies aged 85 - BBC News
Why Yuri Gagarin Remains the First Man in Space, Even Though He Did Not Land Inside His Spacecraft | National Air and Space Museum
John Glenn, First US Astronaut to Orbit the Earth, Dies at 95
Mysterious death of Yuri Gagarin, the first person in space, possibly solved after 45 years - The Verge
The mysterious death of Yuri Gagarin – why did the first man in space die so young? - Russia Beyond
What Happens to Your Body if You Die in Space - Has Anyone Died in Space?
Neil Armstrong Dead at 82: First Man to Walk on Moon, American Icon | Space
Alexei Leonov, first human to walk in space, dies aged 85 | Space | The Guardian
Cosmonaut Crashed Into Earth 'Crying In Rage' : Krulwich Wonders... : NPR
Details in Death of Yuri Gagarin, First Man in Space, Revealed 45 Years Later - Scientific American
Russia bids farewell to first man who walked in space
Alexei Leonov: First person to walk in space dies aged 85 - BBC News
Yuri Gagarin - Wikipedia
Who was the first human to die in space? - Quora
NASA - Yuri Gagarin: First Man in Space
Astronaut Bruce McCandless, the first person to fly freely in space, dies | Nasa | The Guardian
What Really Happened to Yuri Gagarin, the First Man in Space? | HowStuffWorks
Neil Armstrong, first man on the moon, dies | collectSPACE
A Cosmonaut's Fiery Death Retold : Krulwich Wonders... : NPR
First man on moon Neil Armstrong dies at 82|Newsmaker|chinadaily.com.cn
Who Was The First Man To Go Into Space? - Universe Today
List of space travellers by first flight - Wikipedia
What Really Happened to Yuri Gagarin, the First Man in Space? - HISTORY
Aleksei Leonov, First to Walk in Space, Dies at 85 - The New York Times
