Oops, it doesn't look like 'air and space museum day' is a national day..

Other days

self care

Self Care Day

cuddle up

Cuddle Up Day

Emoji Day

hiv awareness

Hiv Awareness Day

ride the wind

Ride The Wind Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

singles

Singles Day

reading

Reading Day

appreciate yaself a lil extra

Appreciate Yaself A Lil Extra Day

mean girls

Mean Girls Day