When the moon moves between the sun and the Earth, a solar eclipse forms. The moon blocks some sunlight from reaching Earth. There are four main types of solar eclipses: total, partial, hybrid and annular.| FOX Weather
Coronal mass ejection on February 27, 2000. A disk blocks out the light of the sun. The white circle indicates the sun’s surface. Learn more about coronal mass ejections here. Image via SOHO.What are coronal mass ejections?| EarthSky
As noted in How to View a Solar Eclipse Safely, looking directly at the Sun is unsafe except during the brief total phase of a solar eclipse (“totality”), when the Moon entirely blocks the Sun’s bright face, which will happen only within the narrow path of totality. To find out whether your home or any other specific location is within the path of totality on April 8, 2024, see Xavier Jubier's Google Map, which supports zooming in to street level.| Solar Eclipse Across America