Exoplanet K2-25 b

Exoplanet K2-25 b orbits star K2-25 that lies 146 light years away from the Sun. It weighs about 24.5 Earth masses and orbits its star much closer than Earth orbits Sun.

K2-25 b

Exoplanet, sub-neptune

Star: K2-25

Orbit around star: 3.484565 days

Eccentricity: 0.69

Basic characteristic

Mass: 24.5 M Earth

Size: 3.43 R Earth | 0.3 R Jupiter

Density: 3349 kg/m3 | 61 % Earth

Temperature: 345.7 K | 73 °C

Year of discovery: 2015 (transit)

Other designations of this exoplanet
TOI 5095 b

Comparison

When comparing to the Solar system planets, K2-25 b has 1.43 times the mass of Neptune

	Mercury	Venus	Earth	Mars	Jupiter	Saturn	Uranus	Neptune
Mass	445.65	30.07	24.51	222.83	0.08	0.26	1.68	1.43
Size	8.96	3.61	3.43	6.47	0.31	0.38	0.86	0.9
Density	0.62	0.64	0.61	0.82	2.69	4.81	2.66	1.94

K2-25 system structure

Exoplanet K2-25 b orbits star K2-25, which has lower mass than Sun. It is the only known exoplanet orbiting this star

	K2-25
		K2-25 b	n/a	24.5 M⊕	3.4 R⊕	3.5 days

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