Spaceman Speff orbits spherical asteroid X with his spaceship.To remain in a circular orbit at 421 km from the asteroid's center,he should maintain a speed of What is the mass of planet X? (G = 6.67 × 10^-11 N ∙ m²/kg²) A)4.0 × 10¹⁹ kg B)5.1 × 10¹⁷ kg C)4.0 × 10¹⁶ kg D)5.1 × 10¹⁴ kg

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The Answer of Spaceman Speff orbits spherical asteroid X with his spaceship.To remain in a circular orbit at 421 km from the asteroid's center,he should maintain a speed of What is the mass of planet X? (G = 6.67 × 10^-11 N ∙ m²/kg²) A)4.0 × 10¹⁹ kg B)5.1 × 10¹⁷ kg C)4.0 × 10¹⁶ kg D)5.1 × 10¹⁴ kg

Spaceman Speff Orbits Spherical Asteroid X with His Spaceship