"Northern Lights – Southern Cross" is a song by Paul Kelly, an Australian singer-songwriter. The song reflects on the contrasting beauty of the Aurora Borealis in the northern hemisphere and the Southern Cross, a prominent constellation visible in the southern sky. It captures themes of longing and connection to place. The lyrics evoke imagery of nature and the emotional ties people have to their surroundings. The song highlights the differences between the two hemispheres while celebrating the universal experience of love and belonging, making it relatable to listeners from various backgrounds.