Hacker News Reader

Why is interstellar space higher radiation? Would have thought most radiation would come from the sun, so as they get farther from that there’d be less…?

View on HN

"As part of the interplanetary magnetic field, the heliosphere shields the Solar System from significant amounts of cosmic ionizing radiation"

https://en.wikipedia.org/wiki/Heliosphere

Imagine that even with a warp drive, we are stuck in this little “air bubble” in the ocean

https://en.wikipedia.org/wiki/Heliosphere

Basically sun both gives out radiation but also keeps it out.

Reply on news.ycombinator.com