🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.97 AU - 1.55 AU

Year: 495 Days

Day: 28.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.08 AU - 1.66 AU

Year: 561 Days

Day: 17.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,543,318 km

• M1: 173,384 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.66 AU - 2.64 AU

Year: 1103 Days

Day: 26 Hours

Environment

Temp: -59 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.8

Radius: 9.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.67 AU - 6.57 AU

Year: 5297 Days

Day: 14.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,543,318 km

• M1: 121,174 km (0.076 R)
• M2: 460,462 km (0.079 R)
• M3: 785,389 km (0.074 R)
• M4: 1,450,800 km (0.104 R)
• M5: 3,230,716 km (0.073 R)
• M6: 3,684,446 km (0.068 R)
• M7: 4,486,440 km (0.108 R)
• M8: 5,964,766 km (0.1 R)
• M9: 6,842,906 km (0.044 R)
• M10: 7,835,338 km (0.096 R)
• M11: 8,788,277 km (0.098 R)
• M12: 11,154,017 km (0.085 R)
• M13: 13,514,223 km (0.056 R)

Asteroid Belt

Center: 7.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.3

Radius: 13.1

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.14 AU - 10.44 AU

Year: 9117 Days

Day: 8.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,543,318 km

• M1: 162,912 km (0.109 R)
• M2: 618,288 km (0.102 R)
• M3: 1,080,246 km (0.095 R)
• M4: 1,553,275 km (0.096 R)
• M5: 2,343,301 km (0.072 R)
• M6: 3,831,800 km (0.095 R)
• M7: 4,428,695 km (0.106 R)
• M8: 4,931,793 km (0.06 R)
• M9: 5,639,541 km (0.072 R)
• M10: 7,624,854 km (0.101 R)
• M11: 8,394,685 km (0.091 R)
• M12: 10,444,175 km (0.116 R)
• M13: 12,632,792 km (0.119 R)
• M14: 14,336,562 km (0.08 R)
• M15: 16,051,552 km (0.064 R)
• M16: 16,675,974 km (0.117 R)
• M17: 20,283,676 km (0.032 R)
• M18: 20,850,054 km (0.098 R)
• M19: 21,845,478 km (0.066 R)
• M20: 24,381,910 km (0.1 R)
• M21: 26,051,572 km (0.104 R)
• M22: 29,308,766 km (0.108 R)
• M23: 29,824,879 km (0.063 R)
• M24: 31,195,345 km (0.06 R)
• M25: 34,061,640 km (0.111 R)
• M26: 35,675,502 km (0.041 R)
• M27: 39,806,647 km (0.104 R)
• M28: 45,612,391 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.2

Radius: 5.3

Gravity: 19.44 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 11.14 AU - 16.68 AU

Year: 18150 Days

Day: 15.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,543,318 km

• M1: 65,973 km (0.072 R)
• M2: 326,572 km (0.103 R)
• M3: 571,015 km (0.095 R)
• M4: 1,200,523 km (0.119 R)
• M5: 1,627,774 km (0.089 R)
• M6: 1,903,783 km (0.115 R)
• M7: 2,947,527 km (0.084 R)
• M8: 3,358,472 km (0.067 R)
• M9: 4,137,728 km (0.057 R)
• M10: 4,586,222 km (0.062 R)
• M11: 5,617,550 km (0.11 R)
• M12: 6,046,447 km (0.079 R)
• M13: 7,057,579 km (0.111 R)
• M14: 8,324,523 km (0.092 R)
• M15: 11,360,761 km (0.09 R)
• M16: 13,497,617 km (0.099 R)
• M17: 14,480,027 km (0.082 R)
• M18: 16,118,722 km (0.05 R)
• M19: 17,304,434 km (0.113 R)
• M20: 17,794,667 km (0.086 R)
• M21: 20,657,372 km (0.056 R)
• M22: 24,215,856 km (0.091 R)
• M23: 28,613,136 km (0.116 R)
• M24: 29,529,124 km (0.1 R)
• M25: 37,435,222 km (0.099 R)
• M26: 44,783,918 km (0.107 R)
• M27: 52,696,598 km (0.117 R)
• M28: 56,711,954 km (0.049 R)
• M29: 59,069,467 km (0.063 R)
• M30: 61,302,814 km (0.07 R)
• M31: 63,206,447 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.2

Radius: 4

Gravity: 54.14 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.58 AU - 18.72 AU

Year: 22706 Days

Day: 23.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,543,318 km

• M1: 90,656 km (0.078 R)
• M2: 554,410 km (0.045 R)
• M3: 964,158 km (0.083 R)
• M4: 1,124,527 km (0.119 R)
• M5: 2,466,121 km (0.103 R)
• M6: 3,853,940 km (0.091 R)
• M7: 6,585,897 km (0.113 R)
• M8: 7,315,037 km (0.052 R)
• M9: 8,042,830 km (0.099 R)
• M10: 8,647,505 km (0.113 R)
• M11: 9,823,793 km (0.041 R)
• M12: 10,514,187 km (0.098 R)
• M13: 12,416,773 km (0.114 R)
• M14: 15,935,315 km (0.112 R)
• M15: 22,748,600 km (0.11 R)
• M16: 27,451,060 km (0.104 R)
• M17: 35,295,224 km (0.116 R)
• M18: 48,675,108 km (0.105 R)
• M19: 57,171,519 km (0.056 R)
• M20: 58,778,499 km (0.1 R)
• M21: 63,780,155 km (0.094 R)
• M22: 67,045,876 km (0.086 R)
• M23: 68,832,224 km (0.106 R)
• M24: 87,148,688 km (0.081 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 17,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit