I get this problem as well but not very often, something to do with the internet connection probably. Clicking the browser refresh button fixes it.
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The source of the moon's internal water may be meteorites that bombarded ancient Earth, not comets, as had been theorized, say researchers who studied lunar rocks from two Apollo missions.
Any ideas on the little black arc, center image ?
Looks a bit artifacty
Every day, across the country, ordinary Americans known as “citizen scientists” make critical contributions to the fields of science, technology, engineering and math (STEM) by collecting, analyzing, and sharing a wide range of data—from weather phenomena, to sightings of migrating birds, to the timing of flower blooms at different latitudes. Now, the White House is preparing to honor some of the Nation’s most effective contributors to these important but sometimes-overlooked public servants.
I am wondering is this a broken boulder or is the shade making it look that way ?. Ian shocko61