The Astrometry technique is useful in finding the _______________________ . (Select all that apply) mass of the exoplanet. radius of the planet. inclination of the exoplanets orbit. distance to the exoplanets system from Earth.

Q: What are satellites?

A: A satellite is an object in space that orbits or circles around a bigger object.

Q: h of the following about comets is TRUE?     a. Cometary orbits always lie close to the ecliptic…

A: Comets

Q: Choose the best answer b. Terrestrial planets are further from the Sun, more dense and have fewer…

A: Answer - Terrestrial planets are closer to the Sun, more dense and have fewer moons

Q: The cores of terrestrial planets are mostly metal because: O The entire planets are mostly metal…

A: option B is correct .( metals are denser and so sank to the centres of the planets when they were…

Q: Part 1 of 3 The circular velocity equation can be used to determine the orbital velocity of a ring…

A:

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 crater on the Moon is 28 km in diameter. If a typical meteorite is 11 times smaller than the…

A:

Q: A moon of Uranus takes 8.71 days to orbit at a distance of 4.4 ✕ 105 km from the center of the…

A: Introduction: 27 moons of the single Uranus is the 7th planet in the solar system. Uranus is the 3rd…

Q: Sally and Sam are in a spaceship that comes to within 17,000 km of the asteroid Ceres. Determine the…

A: Given data: Distance (r) = 17,000 km Mass of asteroid (M) = 8.7×1020 kg Mass of Sally (m) = 76 kg…

Q: What are the two physical parameters we need to know to determine the semi-major axis of a moon…

A: Given: To determine the semi-major axis  of a moon orbiting Jupiter Concept used : Recall the…

Q: Selected astronomical data for Jupiter's moon Io is given in the table. Moon Orbital Radius (km)…

A: Given :     Orbital radius, r = 4.20*105 km                               r = 42*107 m     Orbital…

Q: 36 Given in the table are data on the planets in our solar system. Planets Radius Moons Distance…

A: Analyzing the above table, it can be concluded that as the distance of a planet from the Sun…

Q: The Cassini spacecraft that visited Saturn and its moons did more than take pretty pictures; it also…

A:

Q: Question 18

A: Given:

Q: Selected astronomical data for Jupiter's moon Thebe is given in the table. Мoon Orbital Radius (km)…

A:

Q: Jupiter’s moon Callisto orbits the planet at a distance of 1.88 X 10 6 km in about 16.7 days. If one…

A: Given: Distance of Calisto from Jupiter, r=1.88×106 km=1.88×109 m Time period, T=16.7 days=1442880 s…

Q: How might the presence of a planet the size of Jupiter affect the evolution of the Solar System?

A: Jupiter is the largest planet in the solar system and also called a failed star. The role of Jupiter…

Q: Which of the following events can NOT be explained by a giant impact event? O The large metallic…

A: The events which can be explained by giant impact event are the formation of the moon , the extreme…

Q: What is the gravitational force between two asteroids?  The mass of the first asteroid is 2,040,000.…

A: The expression for the gravitational force is,

Q: uTo... 49 Which of these facts about planets is false? The planets all orbit the sun in the same…

A: True statement s are as follows:- * every planet is moving around Earth in counterclockwise…

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: A stated goal of NASA's Space Launch System (SLS) is to     establish a science lab in orbit…

A: According to NASA TV NASA’s Space Launch System will be the most powerful rocket we’ve ever built.…

Q: A lot of asteroid and comet dust collides with Earth's atmosphere everyday. Assume that 500 tons of…

A: Conversion for ton to kilograms is, 1 ton = 907.185 kg

Q: Moon Orbital Radius (km) Orbital Period (days) Io 4.20 x 105 1.77 From these data, calculate the…

A:

Q: Far into the future scientists are exploring a new planetary system in hopes of finding an…

A: For moon A; Time period (TA)=2.3 days Orbital radius (rA)=7.87×107 m   For moon B; Time period…

Q: Why is the composition of a comet typically dominated by volatile materials (frozen ices)? choose…

A: Given  Composition of comets are mainly ice

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

A: Solution:-

Q: Suppose you could chose any one moon in our solar system to visit. Which would you pick and why?…

A: If I had to choose any one moon to visit in the Solar system, I would prefer to visit Lo, which is…

Q: 14. Saturn's rings a. were created by its incredibly large gravitational capture of asteroids and…

A: Correct option (a). were created by its incredibly large gravitational capture of asteroids and…

Q: 5. A spherical planet has a mass of 5 X 1024 kg. Its diameter is 10,000 km. First calculate its vol-…

A: Given information: The mass of the spherical planet, m=5×1024 kg The diameter of the planet, D=10000…

Q: Selected astronomical data for Jupiter's moon Thebe is given in the table. Orbital Radius (km)…

A: GivenOrbital radius (R) = 2.20 ×105 Km =2.20 ×108 mOrbital period (T) =0.67 days =0.67 × 24 × 3600…

Q: Objective: To measure the force produced by the Rocket (Atlus-V) engine, in order to get the rocket…

A:

Q: In January 2005, the Huygens probe landed on Saturn's moon Titan, the only satellite in the solar…

A: Given that, The diameter of Titan, d = 5150 km Mass of Titan, M=1.35×1023 kg The weight of probe on…

Q: Describe a way that gravity influenced the formation of the solar system with the planet orbiting…

A: Gravity is nothing but the attraction between two massive objects attracting each other

Q: A planet has 2 moons which are on opposite sides of the planet. The gravity force from the 2 moons…

A:

Q: From where do comets originate? A. Just outside the orbit of Jupiter B. A belt between Jupiter and…

A: 18. The cosmic balls of frozen gases, rock, and the dust are known as comets, it orbit the Sun. it…

Q: 19. Saturn's moon Mimas has an orbital period of T= 82,800 s at a distance of d= 1.87 x 10^8 m from…

A: since here distance and time is given and we have  to calculate the mass we will use 3rd form of…

Q: The existence of the dwarf planet Pluto was proposed based on irregularities in Neptune's orbit.…

A: Given information: Here, MP is the Pluto’s mass, MU is the Uranus’s mass, rp is the distance…