The distance that ejecta travels away from a volcano depends on the height of the eruption column, temperature of the air, wind direction and wind speed. An erupting column that reaches into the stratosphere will be sheared by strong winds in this region and cause the eruption cloud to spread out over a larger area.
Solar eclipse of August 21, 2017. A total solar eclipse will take place on Monday, August 21, 2017. A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth.
There will be a new moon total eclipse on August 21, 2017. The last time this occurred was almost 100 years ago, but because the eclipse will be in Leo this time around, this means we are about to have our worlds rocked, plus mercury is in retrograde! Everything we know about our love lives, friendships and careers will be up in the air.