Explanation

• Mars is known as the Red Planet
• Because its surface is covered in iron oxide (rust) and has an orange-red appearance
• Fourth planet from the Sun
• Symbol ♂
• The largest volcano is Olympus Mons.
• Two moons: Deimos and Phobos.

Question updated on 08 march 2026

Explanation

• Venus is the brightest planet.
• It has an atmosphere but no moons.
• It's identical in size, chemistry and gravity.
• It has volcanoes, mountains and sand.
• It's also called Sister Planet of the Earth.

Last verified on 25-04-2026

Explanation

• A comet’s tail becomes visible when it comes closer to the Sun.
• Heat from the Sun causes ice in the comet to vaporize (sublimation).
• This releases gas and dust, forming a glowing tail.
• The tail always points away from the Sun due to solar radiation.
• Comets are mostly made of ice, dust, and rocky material.

Last verified on 25-04-2026

Explanation

• The largest planet in our solar system is Jupiter.
• 5th planet
• 79 known moons (Maximum number of moons)
• The Great Red Spot is a prominent feature
• Giant planet and the fastest-rotating planet 
• Rotates approximately once every 10 hours.
• Age is about 4.603 billion years.

Additional information

• Mercury is the smallest planet of the solar system.

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Last updated by NA on 25-April-2026

Explanation

• The Andromeda Galaxy (M31) is on a collision course with the Milky Way, our home galaxy
• It is approximately 2.5 million light-years away.
• Collision about 4–5 billion years.
•  New giant elliptical galaxy nicknamed "Milkomeda"