GJ 414 A b · Asteria Star

Scientific overview

GJ 414 A b is a mini-neptune orbiting GJ 414 A, completing an orbit every 51 days, about 39 light-years from Earth. It was discovered in 2021 using the radial velocity method.

Host star

GJ 414 A

Spectral type

K7 V

Temperature

4,120 K

Mass

0.65 M☉

Planetary system — GJ 414 A system

View the GJ 414 A system (2 known planets).

Planet	Class	Radius (R⊕)	Period (d)	Distance (ly)
GJ 414 A bRadial Velocity · 2021	Mini-Neptune	2.63	50.8	39
GJ 414 A cRadial Velocity · 2021	Gas giant	8.4	750	39

Discovery and detection

Detection method

Radial Velocity Method

Discovery year

2021

Discovered at

W. M. Keck Observatory

Knowledge connections

OrbitsGJ 414 A
Member of systemGJ 414 A system
Discovered by methodRadial Velocity Method
Discovered atW. M. Keck Observatory
Catalogued inNASA Exoplanet Archive

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