🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.59 AU - 0.59 AU

Year: 293 Days

Day: 42.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 176 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.56 AU - 0.66 AU

Year: 308 Days

Day: 36.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,994,398 km

• M1: 49,966 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.58 AU - 0.64 AU

Year: 308 Days

Day: 25 Hours

Environment

Temp: -134 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.9

Radius: 11.3

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.66 AU - 1 AU

Year: 488 Days

Day: 14.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 32,994,398 km

• M1: 147,354 km (0.112 R)
• M2: 530,324 km (0.065 R)
• M3: 927,058 km (0.094 R)
• M4: 1,315,115 km (0.093 R)
• M5: 2,241,275 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.8

Radius: 8.1

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.77 AU - 1.09 AU

Year: 579 Days

Day: 9.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,994,398 km

• M1: 108,010 km (0.075 R)
• M2: 465,549 km (0.11 R)
• M3: 848,818 km (0.106 R)
• M4: 1,121,984 km (0.088 R)
• M5: 1,403,378 km (0.107 R)
• M6: 1,923,529 km (0.089 R)
• M7: 3,040,577 km (0.098 R)
• M8: 3,511,212 km (0.104 R)
• M9: 4,123,067 km (0.12 R)
• M10: 5,000,758 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.6

Radius: 10.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.18 AU - 1.64 AU

Year: 1081 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,994,398 km

• M1: 129,402 km (0.071 R)
• M2: 638,484 km (0.114 R)
• M3: 1,110,914 km (0.116 R)
• M4: 2,327,294 km (0.067 R)
• M5: 2,804,960 km (0.109 R)
• M6: 4,000,696 km (0.065 R)
• M7: 4,816,902 km (0.113 R)
• M8: 5,455,386 km (0.117 R)
• M9: 6,264,112 km (0.08 R)
• M10: 7,045,910 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.6

Radius: 10.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.97 AU - 2.09 AU

Year: 1867 Days

Day: 14.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 169.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,994,398 km

• M1: 128,056 km (0.099 R)
• M2: 463,604 km (0.101 R)
• M3: 1,079,199 km (0.098 R)
• M4: 1,408,464 km (0.11 R)
• M5: 1,822,252 km (0.106 R)
• M6: 2,194,302 km (0.118 R)
• M7: 2,701,588 km (0.058 R)
• M8: 3,667,541 km (0.069 R)
• M9: 4,429,892 km (0.088 R)
• M10: 5,176,535 km (0.11 R)
• M11: 6,192,005 km (0.036 R)
• M12: 6,558,520 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.5

Radius: 12.2

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.6 AU - 3.62 AU

Year: 3541 Days

Day: 11.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,994,398 km

• M1: 153,936 km (0.069 R)
• M2: 555,158 km (0.037 R)
• M3: 1,264,102 km (0.116 R)
• M4: 2,048,593 km (0.106 R)
• M5: 2,595,523 km (0.104 R)
• M6: 3,186,734 km (0.11 R)
• M7: 4,315,001 km (0.026 R)
• M8: 5,077,053 km (0.111 R)
• M9: 6,330,832 km (0.103 R)
• M10: 7,074,932 km (0.066 R)
• M11: 9,406,116 km (0.069 R)
• M12: 9,920,134 km (0.079 R)
• M13: 11,004,569 km (0.063 R)
• M14: 11,492,856 km (0.09 R)
• M15: 12,382,365 km (0.097 R)
• M16: 12,910,895 km (0.057 R)
• M17: 15,028,153 km (0.113 R)
• M18: 16,456,963 km (0.102 R)
• M19: 18,538,467 km (0.104 R)
• M20: 19,880,360 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596

Radius: 12.9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.13 AU - 4.83 AU

Year: 6123 Days

Day: 8.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,994,398 km

• M1: 160,668 km (0.114 R)
• M2: 637,437 km (0.118 R)
• M3: 1,246,449 km (0.118 R)
• M4: 2,919,402 km (0.111 R)
• M5: 3,440,452 km (0.099 R)
• M6: 4,911,597 km (0.092 R)
• M7: 5,653,004 km (0.086 R)
• M8: 6,113,915 km (0.046 R)
• M9: 7,540,032 km (0.079 R)
• M10: 8,808,023 km (0.112 R)
• M11: 9,344,930 km (0.112 R)
• M12: 13,144,567 km (0.054 R)
• M13: 14,516,977 km (0.054 R)
• M14: 15,741,885 km (0.05 R)
• M15: 16,226,283 km (0.068 R)
• M16: 19,207,170 km (0.117 R)
• M17: 20,253,457 km (0.056 R)
• M18: 29,119,076 km (0.084 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: 167 - 20,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit