honored Dr. Phillips as one of two recipients of the Alumni Achievement Award. He was recognized for "...his pioneering supernova research that led to the reversal of a major scientific theory on the trajectory of the universe and for the indelible legacy he has left for aspiring astronomers."

In 2024, Phillips was elected as a Fellow of the American Astronomical Society. In announcing the award, the AAS cited his achievements as: "For pioneering work in supernova physics and establishing