LP 791-18 c · Asteria Star

Scientific overview

LP 791-18 c is a mini-neptune orbiting LP 791-18, completing an orbit every 5 days, about 86 light-years from Earth. It was discovered in 2019 using the transit method.

Host star

LP 791-18

Spectral type

M(6.1 +/- 0.7) V

Temperature

2,960 K

Mass

0.139 M☉

Planetary system — LP 791-18 system

View the LP 791-18 system (3 known planets).

Planet	Class	Radius (R⊕)	Period (d)	Distance (ly)
LP 791-18 bTransit · 2019	Terrestrial planet	1.21	0.948	86
LP 791-18 dTransit · 2023	Terrestrial planet	1.03	2.7548	86
LP 791-18 cTransit · 2019	Mini-Neptune	2.49	4.9899	86

Discovery and detection

Detection method

Transit Method

Discovery year

2019

Discovered at

TESS

Knowledge connections

OrbitsLP 791-18
Member of systemLP 791-18 system
Discovered by methodTransit Method
Discovered by missionTESS
Catalogued inNASA Exoplanet Archive

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