A celestial event where one astronomical body blocks the light of another.

A rare astronomical event where two celestial bodies collide.

A sudden change in the brightness of a star.

A periodic change in the position of a planet.

Solar and lunar eclipses.

Solar and stellar eclipses.

Lunar and stellar eclipses.

Solar and planetary eclipses.

The Moon passing between the Earth and the Sun.

The Earth passing between the Sun and the Moon.

The Sun passing between the Earth and the Moon.

The Moon passing between the Sun and the Earth.

The Moon passing between the Earth and the Sun.

The Earth passing between the Sun and the Moon.

The Sun passing between the Earth and the Moon.

The Moon passing between the Sun and the Earth.

Once or twice a year.

Every few months.

Every few years.

Once or twice a century.

Once or twice a year.

Every few months.

Every few years.

Once or twice a century.

In a total eclipse, the entire Sun or Moon is blocked, while in a partial eclipse, only a portion is blocked.

In a total eclipse, the Sun or Moon is completely hidden, while in a partial eclipse, it is only partially hidden.

In a total eclipse, the Sun or Moon is completely dark, while in a partial eclipse, it is only partially dark.

In a total eclipse, the Sun or Moon is completely red, while in a partial eclipse, it is only partially red.

In an annular eclipse, the Moon is too far away from the Earth to completely block the Sun, while in a total eclipse, the Moon is close enough to completely block the Sun.

In an annular eclipse, the Moon is too close to the Earth to completely block the Sun, while in a total eclipse, the Moon is far enough away to completely block the Sun.

In an annular eclipse, the Moon is too small to completely block the Sun, while in a total eclipse, the Moon is large enough to completely block the Sun.

In an annular eclipse, the Moon is too large to completely block the Sun, while in a total eclipse, the Moon is small enough to completely block the Sun.

In a penumbral eclipse, the Moon passes through the Earth's penumbra, while in a partial eclipse, the Moon passes through the Earth's umbra.

In a penumbral eclipse, the Moon passes through the Earth's umbra, while in a partial eclipse, the Moon passes through the Earth's penumbra.

In a penumbral eclipse, the Moon is completely hidden by the Earth's shadow, while in a partial eclipse, the Moon is only partially hidden by the Earth's shadow.

In a penumbral eclipse, the Moon is only partially hidden by the Earth's shadow, while in a partial eclipse, the Moon is completely hidden by the Earth's shadow.

7 minutes.

15 minutes.

20 minutes.

25 minutes.

1 hour.

1 hour 30 minutes.

2 hours.

2 hours 30 minutes.

Only in the tropics.

Only in the polar regions.

Only in the Northern Hemisphere.

Anywhere on Earth.

Only in the tropics.

Only in the polar regions.

Only in the Northern Hemisphere.

Anywhere on Earth.

Blindness.

Eye damage.

Skin cancer.

All of the above.

Use special eclipse glasses.

Use a pinhole projector.

Use a telescope with a solar filter.

All of the above.