What is Mercury’s mass and diameter?

What is Mercury’s mass and diameter?

Planetary Fact Sheet – Metric

	MERCURY	EARTH
Mass (1024kg)	0.330	5.97
Diameter (km)	4879	12,756
Density (kg/m3)	5429	5514
Gravity (m/s2)	3.7	9.8

Is Mercury 1 18 times the size of Earth?

Size, Mass and Orbit: The diameter of Mercury is 4,879 km, which is approximately 38% the diameter of Earth.

Is Mercury 1/3 the size of Earth?

With a radius of 1,516 miles (2,440 kilometers), Mercury is a little more than 1/3 the width of Earth. If Earth were the size of a nickel, Mercury would be about as big as a blueberry. From an average distance of 36 million miles (58 million kilometers), Mercury is 0.4 astronomical units away from the Sun.

What is the diameter of Mercury for kids?

Mercury is the smallest planet of the solar system. It is less than half the size of Earth. Mercury’s diameter, or distance through its center, is about 3,030 miles (4,900 kilometers). It is a solid, rocky planet.

Which one has the biggest diameter?

Jupiter is the largest planet in the universe. Its diameter is about 1. 3×105 km. Was this answer helpful?

Which planet has smallest diameter?

Mercury: With a diameter of 4,879 km (3031.67 mi), Mercury is the smallest planet in our Solar System. In fact, Mercury is not much larger than Earth’s own Moon – which has a diameter of 3,474 km (2158.64 mi).

Why doesn’t Mercury burn up?

It is made of rocky materials that have melting points above about 600℃. So while Mercury is indeed very hot, it is not hot enough to melt. And certainly not hot enough to boil or turn into gas.

Can we land on Mercury?

Could humans land on Mercury’s surface? In spite of being so close to the Sun, and wild swings in extreme temperatures, humans could technically walk on the planet’s surface. Mercury’s slow rotation means it takes 59 Earth days for it to turn around once.

Is Mercury the 1st largest planet?

Mercury is the smallest planet in our solar system – only slightly larger than Earth’s Moon.

Is Mercury hot or cold?

It is understood that the sunny side may reach temperatures of 750 to 800 degrees F., while the nighttime temperature plummets to nearly -330 degrees F. The average temperature on Mercury is a balmy 354 degrees F.

Why can’t we live on Mercury?

Scientists do not believe there has ever been life on Mercury. The atmosphere on Mercury is almost non-existant. It doesn’t protect the planet from the harsh radiation of the Sun or radiation from space, nor does it trap heat and provide a breathable atmosphere. Mercury is inhospitable and sterile.

Is Mercury the smallest planet?

Mercury is the smallest planet in our solar system. It’s just a little bigger than Earth’s moon. It is the closest planet to the sun, but it’s actually not the hottest.

What are 7 facts about Mercury?

Top 10 Facts about Mercury

• Mercury is the closest planet to The Sun. …
• It is the second hottest planet in the Solar System. …
• Mercury is the smallest planet in the Solar System. …
• Mercury is a Rocky Planet. …
• Mercury has a crater named after Dr Suess. …
• A day on Mercury takes 59 Earth days. …
• Mercury’s year is just 88 Earth Days.

Is Mercury bigger than Russia?

Summary. Although Russia is huge when all things are considered and even if it is almost twice Mercury’s length at 9,000km compared to Mercury’s diameter of 4,878km, when the surface area and volume is taken into account, Mercury is simply much larger.

Can we breathe on Mercury?

The reason humans can’t breathe on Mercury (putting aside all the other drama about getting to Mercury, dealing with the alternatingly freezing or scorching temperatures, and the deadly radiation) is that Mercury doesn’t have enough “air,” so to speak, on Mercury to sustain life. Mercury has a thin exosphere.

Which two planets have no moon?

Of the terrestrial (rocky) planets of the inner solar system, neither Mercury nor Venus have any moons at all, Earth has one and Mars has its two small moons. In the outer solar system, the gas giants Jupiter and Saturn and the ice giants Uranus and Neptune have dozens of moons.

What is the hottest planet?

Venus’ thick atmosphere traps heat creating a runaway greenhouse effect – making it the hottest planet in our solar system with surface temperatures hot enough to melt lead. The greenhouse effect makes Venus roughly 700°F (390°C) hotter than it would be without a greenhouse effect.

What is inside the Sun?

The Sun is a huge ball of hydrogen and helium held together by its own gravity. The Sun has several regions. The interior regions include the core, the radiative zone, and the convection zone.

What is Mercury’s mass?

What is Mercury’s total mass?

Bulk parameters

	Mercury	Ratio (Mercury/Earth)
Mass (1024 kg)	0.33010	0.0553
Volume (1010 km3)	6.083	0.0562
Equatorial radius (km)	2440.5	0.383
Polar radius (km)	2438.3	0.384

What is the diameter of Mercury’s orbit?

Mercury Data

Mean distance from Sun:	0.387 AU = 5.79×107 km
Inclination of equator to orbit:	0°
Inclination of orbit to ecliptic:	7°00’16”
Orbital eccentricity:	0.206
Diameter(equatorial):	4878 km

What is the Mercury scale diameter in mm?

At this scale, Mercury’s 0.06 mm diameter is scarcely as large as the point of a needle. Venus is next. It is 1.4 yards from the end zone. The true average distance from the Sun to Venus is about 108,000,000 km (67,000,000 miles) or 0.7 AU.