An eclipse occurs when the Sun, Earth, and Moon lie in a straight line. The Moon or Earth blocks sunlight, creating a shadow. This can partially or completely block the Sun or Moon from view.
Sun, Earth, and Moon in alignment during an eclipse
Occurs when Earth is between the Sun and the Moon.
Happens only on Full Moon.
Lunar Eclipse – Moon in Earth’s shadow
Occurs when Moon is between the Sun and the Earth.
Happens only on New Moon. Never look directly at the Sun!
Solar Eclipse – Moon’s shadow on Earth