Latest Delta Scuti variables Stories
Strong darkening observed around the equator of Vega suggests that the fifth brightest star in Earthâ€™s sky has a huge temperature difference of 4,000 degrees Fahrenheit from its cool equatorial region to its hot poles.
Word of the Day
- The word or words serving to define another word or expression, as in a dictionary entry.
The word 'definiens' comes from the Latin word 'definire', 'to define'.