Shell star Shell star A shell star is a star having a spectrum that shows extremely broad absorption lines, plus some very narrow absorption lines. They typically also show some emission lines, usually from the Balmer series but occasionally of other lines. The broad absorption lines are due to rapid rotation of the photosphere, the emission lines from an equatorial disk, and the narrow absorption lines are produced when the disc is seen nearly edge-on. Shell stars have spectral types O7.5 to F5, with rotation velocities of 200–300 km/s, not far from the point when the rotational acceleration would disrupt the star.
What a Beautiful Name on the chart. What a Beautiful Name also leads the CCLI, the international licensing service for 250,000 churches. The YouTube video has more than 220 million views as of 23 April 2018. "What a Beautiful Name" is a track from Hillsong Worship's 25th live album, "Let There Be Light". The album was released on 14 October 2016, and debuted as No. 1 on the Top Christian Albums chart. For 2017, "Let There be Light" was ranked the No. 9 of the year. Hillsong Worship was named Billboard's Top Christian Artist of 2017, as well as Top Christian Duo/Group. "What a