I roto i te Pipiri 1846, i runga i te kitenga o Le Verrier tuatahi whakaputaina whakatau tata o te ao o te ao, me tona ōrite ki te whakatau tata o Adams, faaite Airy Challis ki te rapu mo te ao. Challis vainly scoured te rangi i roto i August me Mahuru. Na, Le Verrier i te reta i akiaki Berlin Observatory astronomer Johann Gottfried Galle ki te rapu ki te refraktor o te mātakitaki. Heinrich d'Arrest Adams, he ākonga i te mātakitaki, whakaaro ki Galle e taea e ratou te whakarite i te mahere tata i roto i te rohe o Verrier o Adams matapae ki te tauwāhi o nāianei ki te rapu i te rangi o te ao, me te rapu i te whetu rite whakaritea ki te displacement, i roto i te āhua o te whetu. I roto i te marama o Pipiri 1846, i muri i te mea i riro ia ia i te pono ki te rapu mo te whetu i roto i te whārangi i runga i te whārangi i runga i te whārangi i runga i te whārangi i runga i te whārangi i runga i te wh
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