\ When ISON failed to reappear after its close encounter with the Sun on Thanksgiving, NASA scientists thought it had disintegrated completely. Passing less than a million miles above the surface of the Sun would have exposed the comet to temperatures over 2,000 Celsius. However, a bright streak observed by the Solar and Heliospheric Observatory […]
Tag Archives | Thanksgiving
Thanksgiving close encounter looms for comet ISON
As the comet ISON heads toward its closest approach to the Sun tomorrow (Nov. 28), scientists have been trying to work out if the comet might already have broken up from the intense heat and gravitational forces of the Sun. The latest image, taken by the ESA/NASA Solar Observatory, shows the comet entering from the […]