Three Body Problem

Three Body Problem

x y Vx Vy * The mass and gravitational constant of the celestial body were each assumed to be ‘1’. * You can edit the position and speed of each celestial body while not running. * … more

Day and Night, Seasons, White Night, Polar Night

Day and Night, Seasons, White Night, Polar Night

* If you are asked to access your location, please allow it. * Your personal data is not stored on the server. * For iOS devices, please allow location access as follows. Day and night The … more

Diurnal Motion of Sun

Diurnal Motion of Sun

* If you are asked to access your location, please allow it. * Your personal data is not stored on the server. * For iOS devices, please allow location access as follows. Diurnal Motion Fix the … more

Earth's Revolution and Seasons

Earth’s Revolution and Seasons (WebGL)

Earth Rotation and Seasonal Changes The Earth’s rotation axis is tilted at an angle of about 23.5 ° to the orbital axis. Because of this inclination, seasonal changes occur like spring, summer, autumn, and winter. The … more

Eclipse Simulation

Eclipse

Solar eclipse Eclipse is the phenomenon that one object hides another object or enters that shadow. ‘a solar eclipse’ is the moon’s shadow by covering the sun. Lunar eclipse When the moon enters the shadow of … more

Scale of Solar System

Scale of Solar System

Press the button of the planet you want to go. Orbital radii of the planets has applied the average.

Why is the Sky Blue?

Why is the Sky Blue?

What is the size of the light? There is no exact concept of sizing the light, but it uses the wavelength of the light. Wavelength is the distance traveled by a wave before it vibrates once … more

Zodiac Simulation

Zodiac 2

Zodiac is a belt of the heavens within about 8° on either side of the ecliptic, including all apparent positions of the sun, moon, and most familiar planets. It is divided into twelve equal divisions or … more

Zodiac Simulation

Zodiac

Zodiac The Ecliptic is the way the sun passes in the sky. zodiac means 12 constellations on the ecliptic. It is said that the zodiac was made in Babylonia around the 7th century BC. Constellation 1 … more