planet

"The Day Pluto Wasnt Considered a Planet" refers to the decision made by the International Astronomical Union (IAU) on August 24, 2006, to reclassify Pluto as a "dwarf planet" instead of a full-fledged planet...

Endangered Species Day is a special day dedicated to raising awareness about the importance of protecting endangered species and their habitats...

World Urban Parks Day is a special day dedicated to recognizing and celebrating the importance of urban parks and green spaces in creating sustainable and livable cities...

Standard Gravity Day is an annual observance celebrated on September 8th each year...

The International Day for Disarmament is a special day dedicated to raising awareness and promoting global disarmament efforts...

Pluto Day is an observance dedicated to celebrating the dwarf planet Pluto and raising awareness of its importance in the solar system...

The solstice, also known as the longest day, refers to the specific point in the Earths axis is at its maximum inclination toward or away from the Sun...

The equinox is a celestial event that occurs twice a year and marks the moment when the plane of the Earths equator passes through the center of the Sun...

Earth Day is an annual event, celebrated on April 22, dedicated to raising awareness and promoting environmental protection and sustainability...