granta:

‘Many cosmonauts claimed to suffer changes in spatial orientation, a lack of feeling of support, the loss of personality and, worst of all, a feeling of separation from Earth. Hard to imagine the experience of such severance, floating inside the capsule in sometimes foetal position, the closest return to an amniotic weightlessness, yet at the same time violently detached from our planet, their only umbilical cord the electromagnetic waves of the radio and video transmissions.’

Into the Cosmos: the psychological fall out of space travel on the cosmonauts by Chloe Aridjis