🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.59 AU - 0.99 AU

Year: 256 Days

Day: 27.2 Hours

Environment

Temp: 168 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.81 AU - 0.97 AU

Year: 307 Days

Day: 37.6 Hours

Environment

Temp: 133 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 99,523,924 km

• M1: 146,905 km (0.117 R)
• M2: 596,896 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.27 AU - 1.73 AU

Year: 671 Days

Day: 41.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.88 AU - 2.7 AU

Year: 1266 Days

Day: 27.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,523,924 km

• M1: 411,245 km (0.118 R)

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.6

Radius: 9.5

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.2 AU - 5.68 AU

Year: 4010 Days

Day: 10.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,523,924 km

• M1: 118,482 km (0.094 R)
• M2: 527,632 km (0.116 R)
• M3: 1,423,125 km (0.093 R)
• M4: 2,382,496 km (0.088 R)
• M5: 3,122,706 km (0.089 R)
• M6: 3,941,754 km (0.039 R)
• M7: 4,546,878 km (0.11 R)
• M8: 5,159,331 km (0.115 R)
• M9: 5,854,662 km (0.093 R)
• M10: 6,866,692 km (0.092 R)
• M11: 7,568,904 km (0.075 R)
• M12: 8,616,389 km (0.054 R)
• M13: 9,798,810 km (0.103 R)
• M14: 10,386,131 km (0.1 R)
• M15: 11,863,710 km (0.082 R)
• M16: 16,893,639 km (0.113 R)
• M17: 18,046,739 km (0.053 R)
• M18: 18,674,302 km (0.111 R)
• M19: 23,260,375 km (0.086 R)
• M20: 23,630,031 km (0.069 R)
• M21: 25,381,224 km (0.097 R)
• M22: 27,463,327 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.3

Radius: 11

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.06 AU - 7.32 AU

Year: 6320 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,523,924 km

• M1: 149,149 km (0.079 R)
• M2: 770,878 km (0.079 R)
• M3: 1,432,848 km (0.108 R)
• M4: 2,073,576 km (0.045 R)
• M5: 3,242,085 km (0.059 R)
• M6: 3,879,821 km (0.073 R)
• M7: 4,624,669 km (0.087 R)
• M8: 8,822,834 km (0.092 R)
• M9: 13,206,350 km (0.096 R)
• M10: 13,626,720 km (0.041 R)
• M11: 14,716,990 km (0.058 R)
• M12: 18,532,483 km (0.096 R)
• M13: 21,270,424 km (0.083 R)
• M14: 23,416,854 km (0.086 R)
• M15: 24,740,197 km (0.065 R)
• M16: 25,541,443 km (0.108 R)
• M17: 26,112,608 km (0.08 R)
• M18: 29,097,235 km (0.073 R)
• M19: 29,990,184 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.4

Radius: 14.8

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.41 AU - 7.97 AU

Year: 7789 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 99,523,924 km

• M1: 184,005 km (0.114 R)
• M2: 683,363 km (0.057 R)
• M3: 1,278,912 km (0.09 R)
• M4: 1,869,375 km (0.106 R)
• M5: 2,622,002 km (0.081 R)
• M6: 3,618,922 km (0.087 R)
• M7: 4,179,017 km (0.091 R)
• M8: 4,651,147 km (0.104 R)
• M9: 5,411,105 km (0.081 R)
• M10: 6,613,123 km (0.09 R)
• M11: 7,861,817 km (0.089 R)
• M12: 9,216,426 km (0.1 R)
• M13: 10,268,697 km (0.104 R)
• M14: 11,135,617 km (0.107 R)
• M15: 14,527,150 km (0.057 R)
• M16: 18,407,868 km (0.105 R)
• M17: 19,078,067 km (0.104 R)
• M18: 20,546,669 km (0.114 R)
• M19: 24,413,176 km (0.117 R)
• M20: 25,313,755 km (0.107 R)
• M21: 28,247,070 km (0.092 R)
• M22: 28,740,444 km (0.066 R)
• M23: 30,358,494 km (0.062 R)
• M24: 40,234,048 km (0.026 R)
• M25: 42,257,359 km (0.089 R)
• M26: 44,480,384 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.6

Radius: 5.2

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 12.12 AU - 13.2 AU

Year: 16453 Days

Day: 18.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 99,523,924 km

• M1: 64,776 km (0.116 R)
• M2: 302,487 km (0.118 R)
• M3: 524,341 km (0.068 R)
• M4: 987,496 km (0.102 R)
• M5: 1,250,788 km (0.057 R)
• M6: 1,808,638 km (0.108 R)
• M7: 2,990,461 km (0.084 R)
• M8: 4,789,974 km (0.033 R)
• M9: 5,002,403 km (0.101 R)
• M10: 5,413,648 km (0.109 R)
• M11: 5,813,074 km (0.105 R)
• M12: 6,935,656 km (0.064 R)
• M13: 8,067,364 km (0.088 R)
• M14: 8,677,125 km (0.093 R)
• M15: 9,085,079 km (0.092 R)
• M16: 10,285,302 km (0.114 R)
• M17: 12,820,986 km (0.1 R)
• M18: 14,326,240 km (0.109 R)
• M19: 15,612,183 km (0.07 R)
• M20: 19,008,953 km (0.11 R)
• M21: 20,400,362 km (0.102 R)
• M22: 21,283,139 km (0.062 R)
• M23: 23,297,325 km (0.042 R)
• M24: 23,470,709 km (0.111 R)
• M25: 26,082,538 km (0.102 R)
• M26: 34,728,248 km (0.04 R)
• M27: 35,181,829 km (0.028 R)
• M28: 37,986,789 km (0.115 R)
• M29: 42,082,031 km (0.087 R)
• M30: 43,509,942 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.9

Radius: 6.1

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 16.26 AU - 23.3 AU

Year: 32131 Days

Day: 22.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 99,523,924 km

• M1: 84,972 km (0.12 R)
• M2: 398,230 km (0.103 R)
• M3: 1,078,002 km (0.081 R)
• M4: 1,317,658 km (0.082 R)
• M5: 1,667,268 km (0.067 R)
• M6: 3,009,909 km (0.081 R)
• M7: 3,273,800 km (0.099 R)
• M8: 4,124,114 km (0.077 R)
• M9: 4,832,610 km (0.074 R)
• M10: 5,619,345 km (0.073 R)
• M11: 9,567,532 km (0.104 R)
• M12: 10,801,415 km (0.058 R)
• M13: 12,210,926 km (0.114 R)
• M14: 14,384,284 km (0.066 R)
• M15: 15,134,218 km (0.117 R)
• M16: 16,621,520 km (0.03 R)
• M17: 19,782,074 km (0.057 R)
• M18: 20,813,552 km (0.067 R)
• M19: 22,537,817 km (0.077 R)
• M20: 26,637,397 km (0.045 R)
• M21: 28,150,131 km (0.079 R)
• M22: 33,894,988 km (0.067 R)
• M23: 37,194,668 km (0.064 R)
• M24: 40,702,289 km (0.118 R)
• M25: 61,581,515 km (0.057 R)
• M26: 79,039,885 km (0.069 R)
• M27: 82,675,862 km (0.059 R)
• M28: 92,534,062 km (0.048 R)
• M29: 98,039,713 km (0.08 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 16,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit