🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.48 AU - 0.62 AU

Year: 152 Days

Day: 14.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.94 AU - 3.82 AU

Year: 2316 Days

Day: 29.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.6

Radius: 4.3

Gravity: 29.18 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.5 AU - 13.2 AU

Year: 17172 Days

Day: 23.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,686,878 km

• M1: 53,556 km (0.105 R)
• M2: 189,690 km (0.083 R)
• M3: 381,923 km (0.097 R)
• M4: 568,472 km (0.076 R)
• M5: 887,115 km (0.106 R)
• M6: 1,329,775 km (0.091 R)
• M7: 2,502,623 km (0.118 R)
• M8: 3,087,251 km (0.025 R)
• M9: 3,932,778 km (0.119 R)
• M10: 4,112,745 km (0.067 R)
• M11: 4,554,058 km (0.089 R)
• M12: 5,346,628 km (0.12 R)
• M13: 6,028,046 km (0.061 R)
• M14: 6,765,414 km (0.094 R)
• M15: 8,920,371 km (0.101 R)
• M16: 9,875,255 km (0.096 R)
• M17: 10,040,859 km (0.119 R)
• M18: 11,251,854 km (0.062 R)
• M19: 17,795,415 km (0.087 R)
• M20: 21,902,026 km (0.099 R)
• M21: 24,323,866 km (0.073 R)
• M22: 25,443,905 km (0.08 R)
• M23: 25,651,098 km (0.036 R)
• M24: 26,704,417 km (0.094 R)
• M25: 27,241,772 km (0.1 R)
• M26: 30,735,032 km (0.082 R)
• M27: 32,042,966 km (0.084 R)
• M28: 32,527,663 km (0.026 R)
• M29: 36,846,554 km (0.119 R)
• M30: 37,646,304 km (0.078 R)
• M31: 41,246,227 km (0.09 R)
• M32: 41,963,848 km (0.068 R)
• M33: 42,836,004 km (0.111 R)
• M34: 45,677,316 km (0.092 R)
• M35: 48,165,278 km (0.059 R)
• M36: 48,482,576 km (0.109 R)
• M37: 53,240,087 km (0.12 R)
• M38: 61,969,422 km (0.031 R)
• M39: 62,156,868 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.2

Radius: 4.8

Gravity: 25.96 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 10.86 AU - 16.4 AU

Year: 18759 Days

Day: 25 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,686,878 km

• M1: 64,925 km (0.096 R)
• M2: 223,499 km (0.037 R)
• M3: 633,547 km (0.058 R)
• M4: 998,416 km (0.102 R)
• M5: 2,405,983 km (0.109 R)
• M6: 3,731,420 km (0.099 R)
• M7: 5,950,405 km (0.074 R)
• M8: 6,113,018 km (0.033 R)
• M9: 6,320,211 km (0.049 R)
• M10: 12,221,996 km (0.106 R)
• M11: 14,432,455 km (0.051 R)
• M12: 15,024,114 km (0.113 R)
• M13: 20,168,336 km (0.068 R)
• M14: 22,146,469 km (0.047 R)
• M15: 28,503,630 km (0.111 R)
• M16: 36,516,990 km (0.097 R)
• M17: 45,593,990 km (0.104 R)
• M18: 49,476,354 km (0.042 R)
• M19: 56,245,658 km (0.088 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 17,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit