f you're going to travel from Earth to Mars, then at the moment you launch from Earth, Mars should be     at its closest approach to Earth in its orbit around the Sun     behind the Earth in its orbit around the Sun     ahead of Earth in its orbit around the Sun     on the opposite side of the Sun from where Earth is

Q: The mean distance between the Sun and Mercury is 57,910,000 km and between the Earth and the Sun is…

A: Given :       Mass of sun, Ms = 1,989*1030 kg      Mass of mercury, Mm = 3,303*1023 kg     Mass of…

Q: Consider two different planetary systems in which the planets are moving on circular orbits. Both…

A: The radius of both orbits = 1 AU 1 AU= 1 Astronomical Unit         = 1.49×1011 m Let VA be the speed…

Q: Why doesn’t the moon crash into the Earth?   Group of answer choices It’s outside the pull of…

A: none of the above

Q: A satellite orbits eastward around the Earth once every 25 hours.  As viewed from the surface of the…

A: Earth move eastward and its time period of one Revolution is 24 hour so it's revolution speed is…

Q: Because your spaceship has an engine failure, you crash-land with an emergency capsule at the…

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Q: The mean distance of a moon from a planet is 3.35×105 miles. Assuming that the orbit of the moon…

A:

Q: 8. The International Space Station is in orbit about 408 km above the surface of Earth. Calculate…

A: Given: The height of the space station from the earth's surface is 408 km = 408000 m.…

Q: A spacecraft lands on a newly discovered planet, Bellerophon, orbiting the star 51 Pegasi. To…

A:

Q: The Jupiter has a larger mass than the Earth. If you were able to travel to the Jupiter, your weight…

A: Let the weight of a person on earth = w  Let the mass of earth = M  Let the mass of Jupiter = M'  It…

Q: A planet in a very high-eccentricity orbit will have     a long summer and a short winter     a…

A: To conclude the duration of summer and winter when a planet is in a very high-eccentricity orbit

Q: Calculate the speed of a satellite in an orbit 900 km above Earth’s surface.

A: Given, Height, h=900 km Mass of Earth, Me=6*1024 kg Radius of Earth, R=6371 km universal…

Q: The Space Shuttle was the first spacecraft to     land vertically when it returned to Earth…

A: Space shuttle was the first spacecraft to?

Q: If Planet Earth's mass was doubled, its gravitational force would double. It would end up A)closer…

A: The planets mass is doubled m'=2m which leads force F'=2F. We need to see if the radius of the orbit…

Q: Tidal force: Two equal masses a distance L apart joined by a string are in free fall toward a…

A: When an object falling freely it experiences a weightlessness.

Q: Determine the distance above Earth's surface to a satellite that completes two orbits per day.

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Q: If you want to travel from Earth to Neptune, you should first get into a low Eastward-moving orbit…

A: Required : When should one leave for a trajectory towards Neptune.

Q: A launch vehicle like Pegasus or Spaceship Two, which launches horizontally from high altitude after…

A: Required : Advantage of launching space vehicles from aircarfts.

Q: You are the science officer on a visit to a distant solar system. Prior to landing on a planet you…

A: Part (a) The acceleration due to gravity gp for the planet is related to its mass and its radius can…

Q: The distance between the center of the earth and the center of the ellipse 40 000 km, the apogee…

A: NOTE- As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: Kelper's second law relates between them : O A. The time period of rotation of the orbiting planet…

A: The gravitational field of the sun, is the reason behind which the planets revolve around the sun.…

Q: A planet orbits a star in an elliptical orbit.  At its farthest point its center is 200,000,000 km…

A:

Q: If Planet Earth's mass was doubled, would it’s gravitational force Double, Half, or stay the same.…

A: Given: If Planet Earth's mass was doubled, would it’s gravitational force Double, Half, or stay the…

Q: a person leaves planet b-25 and constructs a small rocket. the person has a mass of 20 kg, the…

A: Given:- the person has a mass of 20 kg, the rocket has a mass of 480 kg, and the planet has a mass…

Q: Saturn has a mass of 5.86x1026 kg and the sun has a mass of 2.00x1030 kg. Some orbital locations are…

A: mass of saturn (m) = 5.86×1026 kg Mass of sun (M) = 2×1030 kg distance of saturn from sun at…

Q: If a satellite with a mass of 9 x 10^2 kg is placed in an orbit around a planet with a mass of 8 x…

A: mass of satellite (m)=9 X 102 kg mass of planet(M)=8 X 1020 kg orbital speed of satellite(v)=19000…

Q: The Hope satellite orbiting Mars has an orbital period of 55.00 hours. If the mass of the satellite…

A: The angular speed of the satellite is given as    ω=2πT    Where T= time period = 55.00…

Q: The launch window for a trip from Earth to Mars opens when Mars is in exact alignment with…

A: Required : When does the launch window for a trip from Earth to Mars opens. The launch window for…

Q: A rocket takes off from Earth and starts flying to Mars. What happens to the force of gravity…

A: Gravitational force between two masses M1 and M2  seperated by distance r is given as , Fg = (G M1…

Q: The orbital speeds of the planets Mercury and Mars are v(Mercury) = 50 km / s and V(Mars) = 24.2 km…

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Q: An astronaut in a spacecraft goes into circular orbit above a planet that has a radius of 2100 km.…

A: We know that the formula of the orbital velocity is given as  vorbital = GMR+h ----------- eq 1 here…

Q: In an elliptical orbit, the furthest point of the planet from the Sun is called “aphelion”, the…

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Q: How is the speed of a planet affected by its position in its orbit? O It moves fastest when it is…

A: When planet closer to the sun there is a huge Gravitational pull

Q: For a spacecraft to be in a hyperbolic orbit with respect to the Earth, it must     have its…

A: Dear Sir/madam, since you have requested multiple questions in a single question. As per guidelines,…

Q: A satellite traveling in a circular orbit 1553 km above the surface of a planet takes 1.7 hours to…

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Q: Two stars of the same 10*30 kg mass orbit each other at a constant 10*13 meters apart. What is the…

A: The orbital period of the two stars is, T=2πr3GM Here, r is the distance between the stars, G is the…

Q: A mini satellite weighing 50 kg is going to be launched into an orbit around earth by a rocket. One…

A: Given: Mass of satellite: m=50 [kg]. Height from earth`s surface: h'=3.5 [km]=3500 [m]. Satellite…

Q: You can get from Earth to Mars by means of a Hohmann transfer orbit in 8 months.  Based on what you…

A: Hohnmann transfer orbit is an elliptical orbit used to transfer between two circular of different…

Q: A space probe is launched from earth headed for deep space. At a distance of 10,000 miles from…

A: The force of attraction between any two bodies is proportional to the product of their masses and…

Q: A satellite with a mass of 500 kg orbits at an altitude of 3.8 x 10^5 meters above Earth, which has…

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Q: A satellite of mass M takes time 20 hrs to orbit a planet. if the satellite had twice as much mass,…

A:

Q: How could you say if a bright spot in the night sky is a planet? a from its size b from its…

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Q: A satellite of mass 2,134 kg orbits the Earth at an altitude of 3,434 km in a circular orbit. How…

A: Given data: The mass of satellite is m=2134 kg. The altitude of satellite is h=3434 km. The mean…

Q: he gravitational force of a star on an orbiting planet 1 is F1. Planet 2, which is four times as…

A: SOlution: Given that The gravitational force of a star on an orbiting planet 1 is F1. mass m, orbit…

Q: A spacecraft was following an elliptical orbit around a planet that has a mass of 3 × 10^22 kg. It…

A:

Q: On planet LV- 426 it is observed that a person’s weight is the same as it is on Earth, but the…

A: Scenario: Planet LV-426 has radius half that of earth due to which gravity is being affected but…

Q: According to Kepler’s Law, planets have elliptical orbits, with the sun at one foci. The farthest…

A: Please see the answer below.

Q: The mass of the Sun is approximately 333,000 times that of the Earth, and the mass of the Earth is 6…

A:

Q: An astronomer observes that a small moon is in circular orbit around a distant planet. If the moon…

A: Time perod of moon = 150 hr = 150 * 60 * 60  = 540000 secondsOrbital radius (R) = 3.7 * 107 m Using…