Does Deep Space Cause Heart Disease?

The video discusses two main topics: the rapid brightening of a young star, CX330, which is unusual due to its distance from a stellar nursery, and a study on the increased risk of heart disease among Apollo astronauts, potentially linked to cosmic radiation exposure. The video concludes by thanking supporters and encouraging viewers to subscribe and support the channel.

What was the significant finding regarding Apollo astronauts and heart disease?

How does cosmic radiation relate to the health of astronauts?