GJ 581 b
常见问题
What is GJ 581 b?
GJ 581 b is a confirmed exoplanet, discovered in 2005.
How was GJ 581 b discovered?
GJ 581 b was discovered using the Radial Velocity method in 2005.
What is the mass of GJ 581 b?
GJ 581 b has a mass of approximately 0.0645 Jupiter masses.
What is the orbital period of GJ 581 b?
GJ 581 b completes one orbit around its host star every 5.4 days.