# The Great Ongoing Space Exploration Thread

**URL:** <https://boards.straightdope.com/t/the-great-ongoing-space-exploration-thread/925703>\
**Category:** Miscellaneous and Personal Stuff I Must Share\
**Tags:** science-math\
**Created:** [November 16, 2020, 12:18pm UTC](https://boards.straightdope.com/t/the-great-ongoing-space-exploration-thread/925703 "2020-11-16T12:18:17Z")\
**Posts on this page:** 1\
**Showing post:** 1457

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**Author:** ![LSLGuy](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lslguy/32/5813_2.png) [@LSLGuy](https://boards.straightdope.com/u/LSLGuy)\
**Post date:** [July 28, 2024, 8:54pm UTC](https://boards.straightdope.com/t/the-great-ongoing-space-exploration-thread/925703/1457 "2024-07-28T20:54:31Z")

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Here’s an interesting tidbit @John_DiFool found & posted elsewhere:

> [@What are UFOs if they're NOT alien spacecraft?](https://boards.straightdope.com/t/what-are-ufos-if-theyre-not-alien-spacecraft/998108/166):
>
> Quasi-off-topic, but so far nobody has bothered to start a new thread here, which surprises me. Anyway, Perseverance found a weird rock on Mars which appears to contain similar features to Terran rocks which once were part of a floodplain:

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