April 5th - Black Hole Day - 3pm to 5pm
April 7th - Gravity Day - 3pm to 5pm
April 11th - Comet Day - 3pm to 5pm
April 15th - Planet Day - 3pm to 5pm
'April 17th - Solar System Day - 3pm to 5pm
April 18th - Galaxy Day - 3pm to 5pm
April 19th - Fun Day - 3pm to 5pm