🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.41 AU - 0.63 AU

Year: 171 Days

Day: 29.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,564,358 km

• M1: 50,115 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.53 AU - 0.77 AU

Year: 239 Days

Day: 38 Hours

Environment

Temp: -20 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.9 AU - 0.96 AU

Year: 409 Days

Day: 18.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.41 AU - 2.33 AU

Year: 1168 Days

Day: 13.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297

Radius: 8.2

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.19 AU - 6.61 AU

Year: 6543 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,564,358 km

• M1: 102,026 km (0.047 R)
• M2: 429,047 km (0.101 R)
• M3: 867,219 km (0.061 R)
• M4: 1,938,489 km (0.116 R)
• M5: 2,701,887 km (0.03 R)
• M6: 3,021,428 km (0.113 R)
• M7: 5,986,009 km (0.037 R)
• M8: 7,411,677 km (0.068 R)
• M9: 8,667,252 km (0.103 R)
• M10: 9,485,702 km (0.102 R)
• M11: 15,790,654 km (0.089 R)
• M12: 16,190,080 km (0.076 R)
• M13: 18,413,703 km (0.064 R)
• M14: 19,894,273 km (0.094 R)
• M15: 23,310,340 km (0.093 R)
• M16: 26,533,576 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.1

Radius: 14

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.86 AU - 8.54 AU

Year: 10721 Days

Day: 10.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,564,358 km

• M1: 174,431 km (0.101 R)
• M2: 695,929 km (0.11 R)
• M3: 1,187,957 km (0.111 R)
• M4: 2,175,003 km (0.067 R)
• M5: 3,108,345 km (0.102 R)
• M6: 5,631,911 km (0.11 R)
• M7: 7,426,786 km (0.048 R)
• M8: 12,336,439 km (0.109 R)
• M9: 12,900,273 km (0.097 R)
• M10: 14,385,481 km (0.099 R)
• M11: 16,449,632 km (0.103 R)
• M12: 17,064,180 km (0.095 R)
• M13: 18,339,203 km (0.085 R)
• M14: 19,829,497 km (0.085 R)
• M15: 28,317,680 km (0.074 R)
• M16: 34,226,796 km (0.088 R)
• M17: 34,781,505 km (0.075 R)
• M18: 38,953,341 km (0.065 R)
• M19: 40,168,823 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.4

Radius: 7.8

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.42 AU - 11.22 AU

Year: 12990 Days

Day: 19.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,564,358 km

• M1: 96,939 km (0.12 R)
• M2: 432,338 km (0.054 R)
• M3: 707,000 km (0.119 R)
• M4: 1,288,486 km (0.094 R)
• M5: 2,351,828 km (0.103 R)
• M6: 3,134,973 km (0.066 R)
• M7: 3,911,386 km (0.026 R)
• M8: 5,715,387 km (0.102 R)
• M9: 6,290,740 km (0.074 R)
• M10: 7,556,488 km (0.049 R)
• M11: 14,915,656 km (0.064 R)
• M12: 17,079,589 km (0.119 R)
• M13: 17,867,222 km (0.042 R)
• M14: 19,656,861 km (0.102 R)
• M15: 21,037,799 km (0.077 R)
• M16: 22,482,466 km (0.089 R)
• M17: 23,508,109 km (0.103 R)
• M18: 24,813,051 km (0.098 R)
• M19: 26,511,136 km (0.087 R)
• M20: 27,566,400 km (0.118 R)
• M21: 30,517,068 km (0.028 R)
• M22: 31,675,853 km (0.104 R)
• M23: 33,064,421 km (0.057 R)
• M24: 34,596,752 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.5

Radius: 4.4

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.42 AU - 18.12 AU

Year: 25916 Days

Day: 17.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 52.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,564,358 km

• M1: 54,902 km (0.075 R)
• M2: 1,088,325 km (0.11 R)
• M3: 3,491,465 km (0.118 R)
• M4: 4,935,982 km (0.083 R)
• M5: 7,916,570 km (0.085 R)
• M6: 8,554,904 km (0.116 R)
• M7: 11,171,520 km (0.116 R)
• M8: 12,448,488 km (0.095 R)
• M9: 18,220,273 km (0.071 R)
• M10: 24,591,945 km (0.096 R)
• M11: 25,455,574 km (0.107 R)
• M12: 28,376,023 km (0.057 R)
• M13: 36,205,826 km (0.097 R)
• M14: 44,087,240 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 149 - 11,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit