From our perspective proxima centauri b doesn’t transit it’s host star, so no way to filter the light and find things. It’s the closest known potentially habitable planet. It is right there, toying with us. It could be a dead world like a super mars or an ocean world with no continents, or a class of the hypothetical unique eyeball planets. Do we at least know the technological threshold needed to image or snap a picture of proxima centauri b or is it impossible with any known upcoming technology
