Last year’s Thanksgiving adventure for astronomers happened when Comet ISON passed within 1.2 million kilometres (750,000 miles) of the Sun. While many people were hoping the comet would stick around and produce a good show, the comet disintegrated despite a brief flare-up shortly after passing perihelion. Scientists have just modelled the production of dust on … Continue reading "ISON Stopped Making Dust Just Before It Passed By The Sun And Disintegrated"