Question

Which planet is called Earth's Twin?

Answer 1

Venus is called Earth’s twin because Venus and Earth have a very similar composition, are almost the same size, and approximately have about the same mass.

Venus

• On some occasions, planet Venus will be visible to the naked human eye even when there is daylight.
• After the moon, Venus is the brightest natural object in the Earth’s night sky.
• Planet Venus is named after Roman goddess of beauty and love.
• Only 2 planets in the solar system do not have a moon, they are Venus and Mercury.
• Venus takes the longest time to rotate around its axis, it is the longest in the solar system when compared to all other planets.
• Orbital period of planet Venus around the sun is 224.7 Earth days.
• Planet venus rotates in the opposite direction, hence the sun rises in the West and sets in the East. The opposite rotation is a distinction it shares with only one other planet i.e. Uranus.
• Venus is one of the 4 terrestrial planets, and it has the densest atmosphere. Carbon dioxide constitutes more than 96%.
• Planet Venus has the hottest planet in the solar system.
• The atmospheric pressure at the surface of planet Venus is approximately 92 times the sea level pressure of Earth.

Earth

• Around 70% of the Earth’s surface is covered with water.
• Around 78% of the Earth’s atmosphere is made up of nitrogen and approximately 21% of the earth’s atmosphere is made up of oxygen.
• The other gases in the Earth’s atmosphere are Argon, Carbon Dioxide, Neon, Helium, Methane, Krypton, Hydrogen.
• The Moon is the only natural satellite of Earth.
• Out of the 4 rocky planets in the solar system, earth is the largest of these planets.
• The densest planet in the solar system is the Earth.
• The Earth was formed over 4.5 billion years ago.
• The Earth is flat at the poles and bulged at the equator, it is nearly spherical in shape.