It is silly to buy into these alien conspiracy theories.
Why would the government want to keep the biggest scientific discovery of all time a secret?
How could independent minded scientists not spill the beans? A nobel prize would be a certainty.
I watched van danikan's "Chariots of the Gods" movie a few decades ago, and none of those claimed "spaceships" looked like that to me.
Earth data, like tilt of axis, angular size of sun and moon are all random astronomical phenomena that can change over time.
The moon was much closer millions of years ago, and the angular size of the sun and moon were radically different.
Reach into a bag of sugar and grab one grain, and a nearly impossible miracle has happened, because the odds were 40 million to 1 that you would've picked that grain.
20 years ago, the odds that I would be answering this post today were near zero, but here I am.
MJ users have enough problems already without inviting a "crazy" label from spreading stuff like this.