The moon's mass is 7.35 x 1022 kg, about 1.2% of Earth's mass. Put another way, Earth weighs 81 times more than the moon. The moon's density is 3.34 grams per cubic centimeter (3.34 g/cm3). That is about 60% of Earth's density. The moon's gravitational force is only about 16.6 % of Earth's gravity which … See more According to the science education website The Nine Planets(opens in new tab) (they still love Pluto), our moon is the biggest in the solar system relative to the size of its planet, it is the fifth-biggest overall. Jupiter's … See more Have you ever gazed up and the night sky and thought "why is the moon so big tonight?". The answer is in the moon's orbit. Because the moon's orbit is not circular, it is … See more Looking for more fast moon facts, these educational infographics by ESA(opens in new tab) have got you covered. Curious to see how much you would weigh on other worlds, this fun … See more It's all an illusion. A little-understood optical effect can make the moon seem bigger when rising behind distant objects on the horizon. This trick of the brain — known either as the moon illusion or the Ponzo illusion — has … See more WebThe distance to Mars varies from about 56 million kilometers (about 35 million miles) to 400 million kilometers (about 249 million miles). Why the difference? And why so close now?
Eratosthenes Calculates the Circumference of the Earth
WebApr 3, 2024 · At this new hypothetical max speed, it would take about 91 days to walk the 6,786-mile (10,921 km) circumference of the moon. For context, it would take around 334 days to walk nonstop (i.e., not ... WebOur Moon has a mean radius of 1,737 kilometers / 1,079 miles, while its polar radius is 1,736 km / 1,078 mi, and its equatorial radius is 1,738 km / 1,079 mi. The Moon’s diameter is 3,474 km / 2,158 mi, and it is the … slushie machines for rent near me
Article 251: The Geometry of Earth - Part 1 - Earth …
WebDec 14, 2024 · Determine the radius of a circle. Let's assume it's equal to 14 cm. Substitute this value to the formula for circumference: C = 2 * π * R = 2 * π * 14 = 87.9646 cm. You can also use it to find the area of a circle: A … WebNASA's InSight Gets a Few Extra Weeks of Mars Science. nasa.gov. NASA, Partner Establish New Research Group for Mars Sample Return Program. nasa.gov. NASA's MAVEN Spacecraft Resumes Science & Operations, Exits Safe Mode. nasa.gov. NASA's Ingenuity Mars Helicopter Captures Video of Record Flight. nasa.gov. Exploration … WebThe orbit of the Moon is a nearly circular ellipse about the Earth (the semimajor and semiminor axes are 384,400 km and 383,800 km, respectively: a difference of only 0.16%). The equation of the ellipse yields an eccentricity of 0.0549 and perigee and apogee distances of 362,600 km and 405,400 km respectively (a difference of 12%). solar panels and bitcoin machines