Bayan shekaru 1040, ramuka baƙar fata za su mamaye sararin samaniya. Sannu a hankali za su narke ta hanyar hasken Hawking. Ramin baƙar fata mai nauyin kusan 1 M<unk> zai ɓace a cikin kimanin shekaru 2 × 1066. Kamar yadda rayuwar ramin baƙar fata ke daidai da cube na taro, ramin baƙar fata mafi girma yana ɗaukar lokaci mai tsawo don rushewa. Ramin baƙar fata mai nauyin 1011 (100 biliyan) M<unk> zai yi tururi a cikin kimanin shekaru 2 × 10100. An yi hasashen cewa ramin baƙar fata mafi girma a sararin samaniya zai ci gaba da girma. Ramin baƙar fata mafi girma har zuwa (100 1014 tiriliyan) M<unk> na iya haifar da rushewar galaxies.
manyan ramuka baki