A physicist, Remo is a research associate at the Harvard-Smithsonian Center for Astrophysics and the Departments of Astronomy and Earth and Planetary Sciences at Harvard University. His expertise is in planetary science and astrophysics. In 1995, he organized the U.N. Conference on Near-Earth Objects. Currently, he's using the high-energy-density radiation Z facilities at Sandia National Laboratories to simulate the origin of solar system-like planets and to explore the structure of exoplanets. He acknowledges the assistance of H. Haubold, P. Hammerling, S. B. Jacobsen, N. Johnson, and R. L. Warasila in the preparation of this article.