1. Tides and Eclipses

2. Caused by moon’s gravitational attraction (and lesser extent, the sun’s)
High tide is “bulge” of Earth and water – on same side as moon and opposite side of Earth.
Highest highs and lowest lows during full and new moons (spring tides)
Lowest highs and highest lows during first and last quarter moons. (neap tides)
Tides

3. There are usually 2 high tides and 2 low tides each day:

4. Lunar Eclipse Shadow of Earth falls onto the moon
Can only happen during a full moon

5. During totality, the moon looks coppery-red because the longer, red wavelengths of light bend through Earth’s atmosphere to reflect off the moon.
The next lunar eclipse will be on April 15th!!

6. Solar Eclipse
Moon is in the perfect position to completely block the sun from Earth
It can only happen during a new moon.

7. Total Solar Eclipse

8. The next solar eclipse visible in the US will occur Aug. 21st, 2017.
Unlike a lunar eclipse which is visible everywhere on Earth that can see the moon, solar eclipses can only be seen in the narrow band over which the moon’s shadow passes.
(See blue stripe, above.) Book your vacation now!

9. To find out more, check out NASA’s Eclipse Page: