Explanation

• Comets are small celestial bodies made of ice, dust, and rock.
• When they approach the Sun, they form bright tails of gas and dust.

• Often called “dirty snowballs” due to icy composition.
• Comets follow highly elliptical orbits around the Sun.

Last verified on 19-01-2026

Explanation

The largest planet in our solar system is Jupiter

Additional information related Jupitor

• It is the 5th planet in our solar system.
• The planet in the solar system with the maximum number of moons is Jupiter.
• Jupiter has 79 known moons.
• The Great Red Spot is a prominent feature of Jupiter.
• Jupiter is the giant planet and the fastest-rotating planet in our solar system.
• It rotates approximately once every 10 hours.
• The age of Jupiter is about 4.603 billion years.
• Mercury is the smallest planet of the solar system.

Explanation

The coldest planet in our solar system is Uranus,

They hold the record for the lowest temperature ever measured at -371°F (-224°C)

It has 27 moons.

Its largest moon is Titania.

ADDITIONAL INFORMATION 

Neptune is also extremely cold, with an average temperature of -214°C (-353°F)

NOTE:  IF THE OPTION IS Pluto, Saturn, Mars, Jupiter ( Pluto is the correct answer)

Pluto, which is no longer classified as a planet (it is a dwarf planet), is the coldest of all the large bodies in the outer solar system,

has a temperature of about -225°C (-373°F).

NOTE: IF THE OPTION IS Uranus, Neptune, Venus, Pluto ( Uranus is the correct answer)

According to most sources, the coldest planet in the Solar System is Neptune.

Explanation

Studies show that it takes an average of 8 minutes and 20 seconds for sunlight to move from the sun to the earth.

Sunlight moves at the speed of light.

You can see that the distance of the sun from the earth = 149.6 x 106 km.

Photons emitted from the surface of the sun need to traverse the vacuum of the universe to reach our eyes.

Explanation

• The Pakistan Space and Upper Atmosphere Research Commission (SUPARCO) was established in 1961.
• It was originally formed as a Committee in 1961 and gained Commission status in 1981.
• The SUPARCO is Pakistan's national space agency and is responsible for the development of space technology and its peaceful applications in the country.
• It is headquartered in Islamabad and has technical facilities in Karachi, Lahore, Multan, Quetta, Peshawar and Gilgit.