Answer:
https://www.tate.org.uk/art/artworks/watts-hope-n01640
https://www.tate.org.uk/art/research-publications/the-sublime/george-frederic-watts-hope-r1105604
https://gardenofpraise.com/artprint12.htm
The Rocket Man" in The Illustrated Man by Ray Bradbury, and echoes the theme of David Bowie's 1969 song "Space Oddity"
The balloon will have seem seemed to pop from the heat :)
1.he inspired perspective in painting
2. last self portrait in 1972, everyone was sad but amazed that he worked up until he died.