A satellite in a highly eccentric orbit at an inclination of 63.4 degrees is most likely going to be used for     radar imaging of the polar ice caps     communication north of 60o north latitude     photoreconnaissance in the polar regions     taking images of distant galaxies

Q: An exploding star: A planet of mass m is in a circular orbit about a star of mass M at an initial…

A: Gravitational force would balance the centripetal force:    mrω2=GMmr2  ω=GMr31/2   After explosion:…

Q: Looking up into the sky one evening you notice a satellite moving rapidly from the east toward the…

A: A satellite is observed to move from east towards west.

Q: In recent years, scientists have discovered hundreds of planets orbiting other stars. Some of these…

A: Given 1 astronomical unit = (1 Au) Time                        = 600 days at a distance of 1.4 Au

Q: At perihelion, a planet will have     maximum energy of position and maximum energy of motion…

A: A central force is a function of position only. The central force acting on a particle is always…

Q: Place the large black ball (black hole) in the center of the sheet. Experiment with different sized…

A:

Q: The sun is orbiting the center of the Milky Way galaxy in an approximately circular orbit with…

A:

Q: Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy.…

A:

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

A:

Q: Rotation of the Right Ascension of the Ascending Node (RAAN) is an orbital perturbation cause by the…

A:

Q: Stars originate as large bodies of slowly rotating gas. Because of gravity, these clumps of gas…

A: SOlution:

Q: Which of these correctly compares the masses of different objects in the universe O A moon has less…

A: Correctly compared statement is: Moon has less mass then a star and more mass then the planet it…

Q: Which type of satellite listed below is most likely to be found in geostationary orbit?   a…

A: Communications satellites are often placed in a geostationary orbit so that Earth-based satellite…

Q: Write the numeral in the sentence in scientific notation. The distance between two planets is…

A: Given data: distance between two planets =  23,000,000,000 m Required: Distance in scientific…

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: Astronomers have observed a small, massive object at the center of our Milky Way galaxy. A ring of…

A:

Q: A spacecraft is launched from the surface of a 6.7 x 1024 kg planet. If the spacecraft is moving at…

A:

Q: The sun travels about the center of our galaxy in a nearly circular orbit of radius 2.5x10^17 km in…

A:

Q: A space telescope of mass 696 kg is in Low-Earth Orbit, moving at a constant speed of 7200 m/s…

A:

Q: A geostationary (Clarke-band) satellite at Albany's longitude will   a always be visible from…

A: Geostationary satellite has a time period of rotation equal to 24 hours if the circular orbit is on…

Q: Virgin Galactic and Blue Origin are both hoping to be the first private company to     launch…

A: Billionaire space race is the rivalry between entrepreneurs who joined the space industry. Blue…

Q: Astronomers discover an exoplanet that has an oribital period of 3.77 Earth years in its circular…

A:

Q: Radio telescopes are an essential tool for modern astrophysics. They played a crucial role in…

A:

Q: 135. LEO satellites are normally below an altitude of ________ km. a. 1000 b. 2000 c. 3000 d. none…

A: solution as

Q: In 3–5 sentences, explain how the shape of planetary orbits affects their orbital velocity. Include…

A: In space every object moves in a fixed path  that is known as orbit .The  Shape of orbit is not…

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

A:

Q: Event Horizon is a region around a black hole where: group of answer choices: even light cannot…

A: Event horizon is the boundary marking the limit of a black hole. Add event horizon the velocity of…

Q: What is the speed of the sun (1.391 million km in diameter) around its axis when its rotational time…

A:

Q: 3... A spacecraft is in a circular orbit around the moon at an altitude of 911 km. What is the…

A:

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

A:

Q: A geosynchronous Earth satellite is one that has an orbital period of precisely 1 day. Such orbits…

A: The expression from the Kepler's third law is, T12T22=R13R23...............(1) Here, T1 is the time…

Q: Determine the total gravitational force exerted by the two large celestial bodies on the small one.…

A:

Q: It is defined as the minimum speed an object must have to approach an infinite separation distance…

A: Given :  it is defined as the minimum speed an object must have to approach and infinite separation…

Q: Astronomers discover an exoplanet, a planet orbiting a star other than the Sun, that has an orbital…

A:

Q: f you're going to travel from Earth to Mars, then at the moment you launch from Earth, Mars should…

A: Mars must be behind the Earth in its orbit around the Sun at the time of launch. Beacuse the time we…

Q: A planet (in another galaxy) takes 5 000 Earth days to complete one full revolution around its own…

A:

Q: During most of a trip from Earth to Venus, we'll measure the velocity of a spacecraft with respect…

A: Consider a spacecraft is moving launched from Earth to Venus. Now, we need to calculate the velocity…

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: Geostationary satellites cannot be seen in a telescope from Albany because they are always directly…

A: To discuss whether the statement 'Geostationary satellites cannot be seen in a telescope from Albany…

Q: An astronomer observes a planet orbiting a star with a period of 8.7 years and a semimajor axis of…

A:

Q: Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy.…

A: The mass of the star is Ms=v2RG=v2GvT2π                  v=2πRT=v3T2πG=43.3×103 ms37.60 y3.1557×107…

Q: The Schwarzschild radius is a distance from a black hole where the escape velocity equals the speed…

A: The escape speed is given as: V=2GMR where R is the radius and M is mass The Sun (mass is 2 x 1030…

Q: The supernova explosion that occurs during the death of a massive star ejects:      at least 5…

A: The supernova explosion that occurs during the death of a massive star ejects

Q: (i) An earth station is located at 6378 km distance from the centre of earth. A satellite is moving…

A: Hi please find the image below which contains your solution    given data  minium possible elevation…

Q: A is produced by a force that tends to cause rotation about a point; typically, the ‘point’ is the…

A: The mathematical formula to calculate the torque is,  T = F×r Here, F is the force produced and the…

Q: Launch vehicles need to be huge because they need     to be able to carry their payloads across…

A: Answer  large ,powerful engines to overcome the earth’s gravity and atmospheric drag

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

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