🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.41 AU - 0.61 AU

Year: 136 Days

Day: 19.9 Hours

Environment

Temp: 212 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.97 AU - 1.07 AU

Year: 386 Days

Day: 26.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.96 AU - 1.12 AU

Year: 397 Days

Day: 18.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.96 AU - 1.38 AU

Year: 474 Days

Day: 19.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,531,195 km

• M1: 847,173 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.71 AU - 4.87 AU

Year: 3330 Days

Day: 19.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 78.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,531,195 km

• M1: 745,147 km (0.08 R)
• M2: 1,333,515 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.97 AU - 4.65 AU

Year: 3353 Days

Day: 15.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,531,195 km

• M1: 184,005 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.8

Radius: 14.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.42 AU - 9.82 AU

Year: 11181 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,531,195 km

• M1: 184,155 km (0.04 R)
• M2: 769,083 km (0.097 R)
• M3: 1,286,093 km (0.095 R)
• M4: 2,077,765 km (0.066 R)
• M5: 2,597,019 km (0.082 R)
• M6: 3,276,343 km (0.045 R)
• M7: 3,959,407 km (0.082 R)
• M8: 4,517,407 km (0.116 R)
• M9: 5,940,681 km (0.113 R)
• M10: 7,002,826 km (0.11 R)
• M11: 7,557,684 km (0.029 R)
• M12: 10,675,902 km (0.115 R)
• M13: 11,297,482 km (0.079 R)
• M14: 16,347,008 km (0.029 R)
• M15: 17,636,392 km (0.071 R)
• M16: 18,425,970 km (0.085 R)
• M17: 21,288,226 km (0.104 R)
• M18: 22,365,630 km (0.112 R)
• M19: 24,824,570 km (0.053 R)
• M20: 26,119,489 km (0.112 R)
• M21: 27,458,988 km (0.091 R)
• M22: 33,636,632 km (0.07 R)
• M23: 38,147,008 km (0.087 R)
• M24: 39,735,887 km (0.106 R)
• M25: 42,763,000 km (0.059 R)
• M26: 48,963,233 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.4

Radius: 6.2

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 12.08 AU - 12.5 AU

Year: 16146 Days

Day: 18.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,531,195 km

• M1: 77,492 km (0.114 R)
• M2: 1,009,786 km (0.113 R)
• M3: 1,218,624 km (0.057 R)
• M4: 3,769,118 km (0.112 R)
• M5: 5,068,226 km (0.077 R)
• M6: 6,499,130 km (0.099 R)
• M7: 9,480,167 km (0.11 R)
• M8: 12,758,454 km (0.041 R)
• M9: 18,089,225 km (0.057 R)
• M10: 24,823,523 km (0.118 R)
• M11: 28,935,071 km (0.085 R)
• M12: 34,765,797 km (0.072 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 14,175 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit