TRAPPIST-1 c · Asteria Star

Scientific overview

TRAPPIST-1 c is a terrestrial planet orbiting TRAPPIST-1, completing an orbit every 2 days, about 41 light-years from Earth. It was discovered in 2016 using the transit method.

Host star

TRAPPIST-1

Spectral type

M8.0 V

Temperature

2,566 K

Mass

0.09 M☉

Planetary system — TRAPPIST-1 system

View the TRAPPIST-1 system (7 known planets).

Planet	Class	Radius (R⊕)	Period (d)	Distance (ly)
TRAPPIST-1 bTransit · 2016	Terrestrial planet	1.12	1.5108	41
TRAPPIST-1 cTransit · 2016	Terrestrial planet	1.1	2.4219	41
TRAPPIST-1 dTransit · 2016	Terrestrial planet	0.79	4.0492	41
TRAPPIST-1 eTransit · 2017	Terrestrial planet	0.92	6.101	41
TRAPPIST-1 fTransit · 2017	Terrestrial planet	1.05	9.2075	41
TRAPPIST-1 gTransit · 2017	Terrestrial planet	1.13	12.3524	41
TRAPPIST-1 hTransit · 2017	Terrestrial planet	0.76	18.7729	41

Discovery and detection

Detection method

Transit Method

Discovery year

2016

Discovered at

La Silla Observatory

Knowledge connections

Child ofTRAPPIST-1
OrbitsTRAPPIST-1
Member of systemTRAPPIST-1 system
Discovered by methodTransit Method
Discovered atLa Silla Observatory
Catalogued inNASA Exoplanet Archive

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