Sure, but why would they also not leave any trace on the moon? | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		nurettin on Jan 1, 2019 \| parent \| context \| favorite \| on: A fifth of Earth’s geologic history might have van... Sure, but why would they also not leave any trace on the moon?

ajmurmann on Jan 1, 2019 [–]

All we have left is a flag and some comparatively tiny equipment. If they had left the same would we have found it yet?

nurettin on Jan 1, 2019 | [–]

Are we an advanced civilization?

Consider applying for YC's Winter 2026 batch! Applications are open till Nov 10
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact