Phases of the Moon
During its orbit around the Earth, the visibility of the Moon's illuminated part constantly changes.
Moon, moon phase, orbit of the Moon, orbiting of the Moon, new moon, first quarter, waxing gibbous, full moon, waning gibbous, last quarter, lunar month, moon crescent, Earth, Sun, astronomy, geography
The animation shows the two-seater Lunar Rover used in the Apollo 15 mission
This animation demonstrates how the Earth and the Moon were formed.
Lunar eclipses occur when the Moon passes through the shadow cone of Earth
The first calendars and time-measuring instruments were already used by ancient Eastern civilizations.
Neil Armstrong, one of the crew members of Apollo 11 was the first man to set foot on the Moon.
In 1946 a Hungarian scientist was the first person to detect radar echoes from the Moon.
When the Sun, Earth, and the Moon are arranged in a straight line, the Moon can partially or completely obscure the Sun.
The formation of the Sun and the planets started with the contraction of a dust cloud about 4.5 billion years ago.
The Moon is the Earth's only natural satellite
A ray of light is reflected or refracted at the boundary of two mediums with different refractive indices.
The orbits of the 8 planets in our Solar System are elliptical.
The rise and drop of sea levels caused by the gravitational force of the Moon.
A game to practice the use of analog and digital clocks.