A Life Within a Day is the only studio album by the musical project Squackett, featuring English musicians Chris Squire (Yes) and Steve Hackett (ex-Genesis). It was released on 28 May 2012, although it had been written and recorded a few years earlier. The title track, "A Life Within a Day" won the 'Anthem' award at the 2012 Progressive Music Awards. The song "Aliens" was first written as a Yes song titled "Aliens " which was performed during the first leg of Yes's In the Present world tour, but had never been released on an album.

Christopher Russell Edward Squire was an English musician, singer and songwriter best known as the bassist and backing vocalist of the progressive rock band Yes. He was the longest-serving original member, having remained in the band until his death and appearing on every studio album released from 1969 to 2014. In 2017, he was posthumously inducted into the Rock and Roll Hall of Fame as a member of Yes.