NGTS-14Ab

NGTS-14Ab or 2MASS J21540423-3822388 is a Neptune-sized (Sub-Jovian) exoplanet that was discovered by NGTS (Next-Generation Transit Survey) and is located in the NGTS-14 planetary system. The discovery was announced in January 2021.^[1][2] The orbital period of NGTS-14Ab is around 3.54 days.^[3] The age of NGTS-14Ab is approximately 5.9 billion years old. The exoplanet is around 0.44 Jovian radii.^[4]

NGTS-14Ab

Discovery
Discovered by	NGTS (Next-Generation Transit Survey)
Discovery date	January 2021
Detection method	Transit method
Designations
Named after	NGTS (Next-Generation Transit Survey)
Alternative names	2MASS J21540423-3822388, TIC 197643976
Orbital characteristics
Orbital period (sidereal)	3.54 days
Star	NGTS-14
Physical characteristics
Mean radius	0.444 ± 0.030 R Jupiter
Mass	0.09 Jovian masses