Vietnam or Thailand? Vote for the TOP Country of the Week!
Want to type faster? Practice with a typing test or have fun with typing games!
Updated: July 21, 2026
Yet the main track is plainly continuous, and leads by insensible gradations from nebulæ through helium stars to the Sirian, and onward to the solar type, whence, by an inevitable transition, fluted, or "Antarian," spectra develop. The first-known examples of the class of gaseous stars Beta Lyræ and Gamma Cassiopeiæ were noticed by Father Secchi at the outset of his spectroscopic inquiries.
Word Of The Day
Others Looking