🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.89 AU - 1.07 AU

Year: 360 Days

Day: 25.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 67,243,205 km

• M1: 16,157 km (0.112 R)
• M2: 167,849 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.95 AU - 1.47 AU

Year: 494 Days

Day: 25.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 44.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.45 AU - 2.21 AU

Year: 918 Days

Day: 31.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,243,205 km

• M1: 97,239 km (0.1 R)
• M2: 560,693 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.05 AU - 2.47 AU

Year: 1260 Days

Day: 29 Hours

Environment

Temp: -89 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.9

Radius: 8.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.83 AU - 7.89 AU

Year: 6663 Days

Day: 11.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,243,205 km

• M1: 105,766 km (0.051 R)
• M2: 575,802 km (0.102 R)
• M3: 1,174,942 km (0.089 R)
• M4: 1,748,350 km (0.109 R)
• M5: 2,084,946 km (0.099 R)
• M6: 2,836,376 km (0.065 R)
• M7: 11,101,060 km (0.058 R)
• M8: 15,151,721 km (0.069 R)
• M9: 20,563,275 km (0.119 R)
• M10: 22,307,885 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.5

Radius: 15

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.73 AU - 9.31 AU

Year: 9223 Days

Day: 8.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,243,205 km

• M1: 187,596 km (0.102 R)
• M2: 701,614 km (0.089 R)
• M3: 1,335,610 km (0.113 R)
• M4: 1,826,440 km (0.116 R)
• M5: 2,385,338 km (0.059 R)
• M6: 3,302,971 km (0.118 R)
• M7: 4,445,899 km (0.094 R)
• M8: 5,907,022 km (0.067 R)
• M9: 7,668,836 km (0.112 R)
• M10: 8,170,288 km (0.09 R)
• M11: 10,100,998 km (0.11 R)
• M12: 10,859,459 km (0.077 R)
• M13: 13,970,048 km (0.087 R)
• M14: 16,439,160 km (0.116 R)
• M15: 16,994,019 km (0.099 R)
• M16: 17,994,978 km (0.114 R)
• M17: 19,958,151 km (0.073 R)
• M18: 21,234,969 km (0.048 R)
• M19: 22,480,970 km (0.099 R)
• M20: 23,599,812 km (0.106 R)
• M21: 25,027,425 km (0.097 R)
• M22: 30,792,029 km (0.091 R)
• M23: 32,279,481 km (0.078 R)
• M24: 35,743,120 km (0.099 R)
• M25: 36,675,713 km (0.085 R)
• M26: 39,571,030 km (0.105 R)
• M27: 42,356,094 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.7

Radius: 12.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.66 AU - 10.16 AU

Year: 10705 Days

Day: 11.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,243,205 km

• M1: 159,172 km (0.081 R)
• M2: 585,676 km (0.069 R)
• M3: 1,063,042 km (0.066 R)
• M4: 1,884,634 km (0.102 R)
• M5: 2,358,111 km (0.072 R)
• M6: 2,947,228 km (0.059 R)
• M7: 3,346,804 km (0.073 R)
• M8: 4,327,866 km (0.075 R)
• M9: 8,134,983 km (0.103 R)
• M10: 8,544,881 km (0.093 R)
• M11: 9,816,612 km (0.04 R)
• M12: 10,629,378 km (0.099 R)
• M13: 16,715,767 km (0.084 R)
• M14: 17,688,303 km (0.049 R)
• M15: 18,314,968 km (0.069 R)
• M16: 23,723,530 km (0.081 R)
• M17: 24,951,279 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.2

Radius: 5

Gravity: 29.85 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 12.08 AU - 12.44 AU

Year: 15920 Days

Day: 19.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,243,205 km

• M1: 62,233 km (0.103 R)
• M2: 317,297 km (0.114 R)
• M3: 758,162 km (0.058 R)
• M4: 1,284,298 km (0.114 R)
• M5: 2,368,433 km (0.047 R)
• M6: 3,017,239 km (0.048 R)
• M7: 3,302,223 km (0.05 R)
• M8: 3,661,857 km (0.082 R)
• M9: 4,047,221 km (0.119 R)
• M10: 5,668,712 km (0.085 R)
• M11: 6,687,025 km (0.103 R)
• M12: 6,904,391 km (0.108 R)
• M13: 11,609,244 km (0.115 R)
• M14: 11,797,138 km (0.078 R)
• M15: 12,050,856 km (0.089 R)
• M16: 12,438,315 km (0.072 R)
• M17: 18,173,299 km (0.107 R)
• M18: 19,288,850 km (0.118 R)
• M19: 25,241,948 km (0.106 R)
• M20: 27,618,011 km (0.034 R)
• M21: 28,065,458 km (0.104 R)
• M22: 31,212,997 km (0.038 R)
• M23: 34,073,309 km (0.12 R)
• M24: 38,060,391 km (0.109 R)
• M25: 38,893,502 km (0.112 R)
• M26: 39,314,470 km (0.119 R)
• M27: 56,397,649 km (0.055 R)
• M28: 56,756,834 km (0.114 R)
• M29: 60,621,096 km (0.052 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 18,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit