Before revision: These planets may have vast differences in temperature between their day and night sides which produce supersonic winds, (Related press release) although the day and night sides of HD 189733b appear to have very similar temperatures, indicating that planet's atmosphere effectively redistributes the star's energy around the planet .
After revision: These planets may have vast differences in temperature between their day and night sides which produce supersonic winds, (Related press release) although the day and night sides of HD 189733b appear to have very similar temperatures, indicating that planet's atmosphere effectively redistributes the star's energy around the planet