One of the brightest comets of the 20th century was Comet Hyakutake, which passed close to the sun in early 1996. The orbital period of this comet is estimated to be about 30,000 years. Find the semimajor axis of this comet’s orbit. Compare it to the average sun–Pluto distance and to the distance to Alpha Centauri, the nearest star to the sun, which is 4.3 light-years distant.

Q: Mars circles the Sun once every 687 days, and Saturn circles the Sun once every 29.6 years. As…

A: Which goes for longer between oppositions.

Q: Calculate the Sun's orbital period.

A: Sun is part of the Milkyway galaxy and follows an orbit around the center of the galaxy.   Sun is…

Q: which of the dwarf planets is the largest?

A: The largest dwarf planet is Pluto with diameter 2372 km .

Q: A comet has an orbital period of 98 years. What is its average distance (in AU) from the Sun?   If…

A: According to the Kepler’s third law of planetary motion, the equation can be written as T2=a3a=T21/3…

Q: A pendulum makes 10 swings every 15 seconds on Earth. You take the same pendulum to the surface of a…

A: In this question, we will use the formula of time period T = 2*pi*root (l/g)  Where, l is the length…

Q: The figure below shows the radial velocity of a star plotted as a function of time over the course…

A: Required to find the position of the planet when it is moving at 18 km/s,

Q: Saturn's density is the lowest of all the planets and is 0.1246 times the density of earth. The mass…

A:

Q: A comet orbits a star with a highly eccentric elliptical orbit. At its nearest point, the comet is…

A: Given, Nearest speed, v1=78km/s Closest point, r1=0.3AU Farthest point, r2=14000AU Let the speed at…

Q: As we discussed, the radius of the Earth is approximately 6370 km. The Sun, on the other hand, is…

A: Given:  Radius of Earth = 6370 km Radius of Sun  = 700,000 km Distance between earth and sun =…

Q: The following figure shows six pairs of asteroids, labeled with their relative masses (M) and…

A: Gravitational force of attraction is given be: F = Gm1m2r2 Now we calculate force for all 6 pairs:…

Q: Explain the tidal hypothesis.

A: The tidal hypothesis is one of the modern hypotheses of the origin of the earth and the solar…

Q: GM hat is the difference in orbital velocity between Saturn's two coorbital satellites if the…

A:

Q: What is the apparent magnitude of the Sun as seen from Venus at perihelion? What is the apparent…

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Q: An object is located in the solar system at a distance from the Sun equal to 41 AU's . What is the…

A: Given: The distance between sun and object is a=41 AU. According to Kepler's 3rd Law: p2=a3 Here, p…

Q: Doppler shift lets you see a star move back and forth. O look larger and smaller. look bluer and…

A: By observing the color of an object, astronomers can measure the doppler shift of a starDue to the…

Q: The International Space Station is about 90 meters across and about 380 kilometers away.  One night…

A: Data Given ,  Arc of international space station ( S1 ) = 90 m = 90 × 10-3 km  Radius of space…

Q: 4) Asteroid A and asteroid B come to a distance of 3,210 km from each other. Calculate the…

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Q: The figure on the right shows a portion of the ring and moon system of Saturn. The inner edge of the…

A: Required :    Semimajor axis of the inner edge of the Cassini division in km.

Q: What would be the period of a (hypothetical) solar-system planet whose orbit has a semimajor axis of…

A: According to Kepler's third law the relation between time period and length of semi major axis is…

Q: An asteroid is spotted from earth moving in a parabolic path with earth as the focus. When the line…

A:

Q: Saturn's mass is M= 5.69 x 1026 kg and its radius R=60,300 km. If a moon orbits Saturn at a distance…

A: Mass of Saturn = Radius of Saturn = 60300 kmLet the mass of the moon = m  kgThe velocity of the of…

Q: linear diameter What is the angular diameter of Saturn (in arc seconds) as seen from Earth when the…

A:

Q: what method is used to determine the diameter of a planet?

A: With the help of telescope we can look the planet from the earth surface. Using the parallax angle…

Q: MODIS is an Earth Observation sensor onboard TERRA spacecraft flying in a near-polar circular orbit…

A: Solution:- 1. A:-

Q: How long (in Earth-Years) does it take Saturn to orbit the Sun? Use these values of (average)…

A:

Q: Sun Planet X Moon

A: Given: The diameter of the sun=796000 mi Radius rs=7960002=398000 mi The diameter of Moon=2731 mi…

Q: Mars has two moons, Phobos and Deimos. Phobos orbits Mars with an orbital period of 8 hours while…

A: The orbital period of the satellite orbiting a planet and its semi-major axis are related according…

Q: An astronaut arrives on the planet Oceania and climbs to the top of a cliff overlooking the sea. The…

A: The situation of the astronaut is shown below.

Q: What is the difference in orbital velocity between Saturn's two coorbital satellites if the…

A:

Q: The planetarium is making a scale model of the solar system. If they use a basketball to represent…

A: Let us assume the radius of the basketball is r cm. Now, we know that the average radius of the sun:…

Q: On August 27, 2003, the planet Mars was at a distance of 0.373 AU from Earth. The diameter of Mars…

A: To calculate the angular diameter of Mars, we can use the formula:Angular Diameter =…

Q: 10. The chart below shows the diameters of the planets in the Solar System relative to Earth's…

A: 10. From the table, the diameter of Venus is  0.948 times the diameter of the Earth. Now, the…

Q: A certain exoplanet has an eighth of the mass of the Earth and half its diameter. The escape…

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Q: Imagine you grew up on Mars, whose semi-major axis is 1.5 AU.  In observing the planets over your…

A: Consider the following illustration to understand this problem:     Here, the blue Earth and the…

Q: The figure below shows the radial velocity of a star plotted as a function of time over the course…

A: The radial velocity is a function of time, and also the radial velocity varies simple harmonically…

Q: You have read all the material you could find about The Howler and about The Cylinder of Fate .…

A:

Q: A new mystery planet is detected around our Sun. We measure it’s position relative to the Sun to be…

A: Answer: As per the given data, The semi-major axis of this planet’s orbit (in AU) and orbital period…

Q: The Sun occupies an angle of approximately 0.5 degrees to us on Earth, at a distance of 150 million…

A:

Q: The figure below is a scaled representation of a planet's orbit with a semimajor axis of 1.598 AU.…

A:

Q: Galileo's telescopes were not of high quality by modern standards. He was able to see the moons of…

A: Distance of mars from earth is  228-150=78 million km=78×106 km Distance of jupiter from earth is…