The changes come in several forms, including a message to Reid Malenfant, the appearance of super-intelligent children around the world, and the discovery of a mysterious gateway on asteroid 3753 Cruithne.
On October 10, 1986, Waldron discovered the asteroid, 3753 Cruithne, while serving at the UK Schmidt Telescope at Siding Spring Observatory, and on November 21, 1986, also discovered asteroid 5577 Priestley.