🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.76 AU - 1.12 AU

Year: 345 Days

Day: 34.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.89 AU - 1.09 AU

Year: 373 Days

Day: 32.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 105,705,923 km

• M1: 383,868 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.16 AU - 1.48 AU

Year: 574 Days

Day: 24 Hours

Environment

Temp: -42 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,705,923 km

• M1: 251,324 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.73 AU - 3.13 AU

Year: 1900 Days

Day: 22 Hours

Environment

Temp: -101 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.92 AU - 4.7 AU

Year: 2817 Days

Day: 37.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.45 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.9

Radius: 8.4

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.37 AU - 12.79 AU

Year: 13969 Days

Day: 5.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,705,923 km

• M1: 104,569 km (0.117 R)
• M2: 435,180 km (0.085 R)
• M3: 891,454 km (0.106 R)
• M4: 2,650,725 km (0.112 R)
• M5: 3,640,614 km (0.101 R)
• M6: 4,425,853 km (0.095 R)
• M7: 5,742,015 km (0.059 R)
• M8: 6,471,903 km (0.091 R)
• M9: 6,803,113 km (0.078 R)
• M10: 7,823,969 km (0.088 R)
• M11: 8,853,800 km (0.06 R)
• M12: 9,778,914 km (0.055 R)
• M13: 13,706,007 km (0.081 R)
• M14: 15,783,922 km (0.1 R)
• M15: 16,317,687 km (0.117 R)
• M16: 19,852,984 km (0.114 R)
• M17: 22,754,435 km (0.092 R)
• M18: 24,218,100 km (0.104 R)
• M19: 25,107,759 km (0.115 R)
• M20: 34,787,040 km (0.059 R)
• M21: 36,494,251 km (0.096 R)
• M22: 42,460,064 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.4

Radius: 7.3

Gravity: 17.29 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 10.53 AU - 14.27 AU

Year: 16538 Days

Day: 16.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 105,705,923 km

• M1: 90,806 km (0.098 R)
• M2: 335,249 km (0.113 R)
• M3: 574,007 km (0.098 R)
• M4: 1,404,724 km (0.114 R)
• M5: 3,655,125 km (0.118 R)
• M6: 4,146,105 km (0.082 R)
• M7: 4,508,581 km (0.06 R)
• M8: 5,925,871 km (0.116 R)
• M9: 6,216,240 km (0.043 R)
• M10: 8,946,252 km (0.108 R)
• M11: 9,496,174 km (0.102 R)
• M12: 10,602,749 km (0.101 R)
• M13: 12,253,113 km (0.093 R)
• M14: 13,420,425 km (0.12 R)
• M15: 16,783,385 km (0.117 R)
• M16: 19,646,688 km (0.118 R)
• M17: 21,726,847 km (0.073 R)
• M18: 22,819,958 km (0.113 R)
• M19: 24,053,991 km (0.116 R)
• M20: 26,208,350 km (0.098 R)
• M21: 37,930,091 km (0.051 R)
• M22: 40,098,812 km (0.083 R)
• M23: 41,438,909 km (0.063 R)
• M24: 43,426,915 km (0.056 R)
• M25: 44,681,443 km (0.119 R)
• M26: 49,093,832 km (0.111 R)
• M27: 51,318,353 km (0.108 R)
• M28: 52,543,559 km (0.047 R)
• M29: 57,452,314 km (0.076 R)
• M30: 63,655,390 km (0.073 R)
• M31: 64,057,210 km (0.095 R)
• M32: 65,272,992 km (0.085 R)
• M33: 66,504,182 km (0.075 R)
• M34: 70,934,972 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.7

Radius: 4.2

Gravity: 34.9 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 12.51 AU - 19.89 AU

Year: 24696 Days

Day: 15.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,705,923 km

• M1: 52,210 km (0.077 R)
• M2: 187,446 km (0.065 R)
• M3: 331,658 km (0.079 R)
• M4: 467,194 km (0.081 R)
• M5: 1,828,086 km (0.042 R)
• M6: 3,032,798 km (0.108 R)
• M7: 3,371,936 km (0.063 R)
• M8: 3,611,891 km (0.07 R)
• M9: 3,927,692 km (0.086 R)
• M10: 4,723,702 km (0.061 R)
• M11: 5,746,802 km (0.105 R)
• M12: 6,002,315 km (0.107 R)
• M13: 6,720,984 km (0.095 R)
• M14: 6,861,905 km (0.115 R)
• M15: 7,596,131 km (0.119 R)
• M16: 7,904,003 km (0.12 R)
• M17: 8,327,365 km (0.085 R)
• M18: 8,821,487 km (0.11 R)
• M19: 10,172,954 km (0.102 R)
• M20: 11,059,920 km (0.099 R)
• M21: 14,181,729 km (0.096 R)
• M22: 19,988,220 km (0.06 R)
• M23: 25,003,639 km (0.12 R)
• M24: 25,798,602 km (0.092 R)
• M25: 27,920,199 km (0.098 R)
• M26: 30,410,704 km (0.091 R)
• M27: 31,316,220 km (0.119 R)
• M28: 34,977,628 km (0.05 R)
• M29: 35,828,241 km (0.111 R)
• M30: 51,376,397 km (0.12 R)
• M31: 51,923,775 km (0.093 R)
• M32: 67,118,581 km (0.101 R)
• M33: 75,248,627 km (0.119 R)
• M34: 76,664,421 km (0.112 R)
• M35: 79,063,372 km (0.1 R)
• M36: 82,256,240 km (0.111 R)
• M37: 83,005,127 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761

Radius: 6

Gravity: 21.14 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 14.59 AU - 23.17 AU

Year: 31071 Days

Day: 18.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,705,923 km

• M1: 102,325 km (0.098 R)
• M2: 340,335 km (0.052 R)
• M3: 532,120 km (0.115 R)
• M4: 810,671 km (0.102 R)
• M5: 1,359,845 km (0.104 R)
• M6: 2,062,655 km (0.084 R)
• M7: 2,295,430 km (0.116 R)
• M8: 2,758,884 km (0.104 R)
• M9: 3,407,690 km (0.115 R)
• M10: 3,802,030 km (0.112 R)
• M11: 7,039,926 km (0.082 R)
• M12: 7,956,662 km (0.097 R)
• M13: 10,558,767 km (0.044 R)
• M14: 11,252,901 km (0.116 R)
• M15: 11,466,976 km (0.063 R)
• M16: 11,976,955 km (0.11 R)
• M17: 14,587,139 km (0.099 R)
• M18: 15,535,140 km (0.117 R)
• M19: 21,113,944 km (0.073 R)
• M20: 21,990,438 km (0.119 R)
• M21: 27,377,607 km (0.079 R)
• M22: 34,324,783 km (0.117 R)
• M23: 37,881,173 km (0.118 R)
• M24: 39,173,698 km (0.108 R)
• M25: 40,998,344 km (0.089 R)
• M26: 43,928,667 km (0.093 R)
• M27: 48,111,124 km (0.054 R)
• M28: 57,047,203 km (0.115 R)
• M29: 58,743,493 km (0.108 R)
• M30: 62,236,604 km (0.033 R)
• M31: 66,794,402 km (0.106 R)
• M32: 70,113,979 km (0.072 R)
• M33: 73,541,864 km (0.046 R)
• M34: 77,336,863 km (0.094 R)
• M35: 98,583,650 km (0.116 R)
• M36: 99,798,684 km (0.098 R)
• M37: 104,758,153 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 13,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit