Forever, humanity could only ever conceivably expand so far due to the expansion of the universe, so as far as we know a still insignificant portion of the universe we could colonize.
Scientists estimate that 2024 YR4 is between 130 to 300 feet (40 and 90 meters) wide, large enough to cause localized devastation near the impact site. The asteroid responsible for the Tunguska event of 1908, which leveled some 500 square miles (1,287 square kilometers) of forest in remote Siberia, was probably about the same size.
Idk about you but if it levels 1287 km² of forest, I don’t think that would exactly be good news for a populated area. On the upper range, it could be equivalent to a 40 megatonne bomb.
I’m confused about what exactly the ring is in the image or the main image at least. There seems to be an enhanced image in the article that highlights the ring more clearly as an outer edge, which makes sense (I suppose).
But I don’t understand what I’m to make of the top image. It’s the diffuse light part of the ring?
astronomy
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