🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.97 AU - 1.55 AU

Year: 536 Days

Day: 43 Hours

Environment

Temp: -21 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.73 AU - 3.33 AU

Year: 1998 Days

Day: 25.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464

Radius: 10.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.53 AU - 7.39 AU

Year: 6954 Days

Day: 12.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 102,133,261 km

• M1: 135,984 km (0.076 R)
• M2: 468,092 km (0.061 R)
• M3: 869,912 km (0.082 R)
• M4: 1,210,247 km (0.072 R)
• M5: 1,579,454 km (0.11 R)
• M6: 2,009,997 km (0.071 R)
• M7: 2,897,262 km (0.114 R)
• M8: 3,462,293 km (0.117 R)
• M9: 4,894,244 km (0.109 R)
• M10: 5,459,574 km (0.102 R)
• M11: 5,973,742 km (0.085 R)
• M12: 7,169,927 km (0.066 R)
• M13: 7,937,663 km (0.116 R)
• M14: 8,598,586 km (0.116 R)
• M15: 10,434,751 km (0.102 R)
• M16: 13,360,586 km (0.103 R)
• M17: 16,856,538 km (0.041 R)
• M18: 17,300,395 km (0.097 R)
• M19: 20,201,248 km (0.07 R)
• M20: 21,065,475 km (0.119 R)
• M21: 22,255,675 km (0.111 R)
• M22: 22,867,381 km (0.094 R)
• M23: 24,204,337 km (0.087 R)
• M24: 24,688,585 km (0.119 R)
• M25: 27,555,030 km (0.112 R)
• M26: 29,068,213 km (0.088 R)
• M27: 31,107,980 km (0.114 R)
• M28: 31,776,383 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.9

Radius: 13.1

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.89 AU - 11.11 AU

Year: 13818 Days

Day: 5.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,133,261 km

• M1: 163,062 km (0.06 R)
• M2: 881,580 km (0.116 R)
• M3: 1,663,977 km (0.074 R)
• M4: 2,324,452 km (0.106 R)
• M5: 3,693,721 km (0.052 R)
• M6: 4,145,058 km (0.109 R)
• M7: 5,949,807 km (0.105 R)
• M8: 6,985,173 km (0.062 R)
• M9: 9,777,268 km (0.052 R)
• M10: 12,667,798 km (0.053 R)
• M11: 15,144,241 km (0.101 R)
• M12: 16,534,155 km (0.111 R)
• M13: 17,927,958 km (0.097 R)
• M14: 20,422,653 km (0.107 R)
• M15: 24,001,183 km (0.101 R)
• M16: 25,684,458 km (0.072 R)
• M17: 28,192,916 km (0.094 R)
• M18: 38,391,601 km (0.047 R)
• M19: 41,383,259 km (0.041 R)
• M20: 42,793,219 km (0.114 R)
• M21: 45,857,881 km (0.096 R)
• M22: 47,367,473 km (0.05 R)
• M23: 48,288,996 km (0.083 R)
• M24: 50,645,162 km (0.083 R)
• M25: 58,172,478 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.2

Radius: 5.1

Gravity: 22.69 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 14.36 AU - 20.24 AU

Year: 27253 Days

Day: 19 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 102,133,261 km

• M1: 63,429 km (0.104 R)
• M2: 254,316 km (0.099 R)
• M3: 427,700 km (0.057 R)
• M4: 984,803 km (0.104 R)
• M5: 1,188,256 km (0.114 R)
• M6: 1,775,128 km (0.093 R)
• M7: 2,036,625 km (0.065 R)
• M8: 3,497,299 km (0.111 R)
• M9: 5,840,600 km (0.085 R)
• M10: 6,986,819 km (0.097 R)
• M11: 9,414,493 km (0.119 R)
• M12: 11,448,426 km (0.108 R)
• M13: 11,999,096 km (0.108 R)
• M14: 13,005,291 km (0.077 R)
• M15: 14,066,389 km (0.111 R)
• M16: 15,348,293 km (0.074 R)
• M17: 22,512,086 km (0.05 R)
• M18: 23,815,233 km (0.082 R)
• M19: 24,598,228 km (0.039 R)
• M20: 26,570,826 km (0.118 R)
• M21: 32,705,535 km (0.059 R)
• M22: 35,229,700 km (0.11 R)
• M23: 38,946,758 km (0.046 R)
• M24: 43,742,118 km (0.026 R)
• M25: 59,027,580 km (0.044 R)
• M26: 60,253,086 km (0.067 R)
• M27: 61,913,472 km (0.05 R)
• M28: 75,349,007 km (0.092 R)
• M29: 76,067,525 km (0.101 R)
• M30: 85,568,187 km (0.075 R)
• M31: 86,350,135 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.6

Radius: 6

Gravity: 23.74 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.25 AU - 17.85 AU

Year: 27846 Days

Day: 19.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,133,261 km

• M1: 85,869 km (0.075 R)
• M2: 309,368 km (0.111 R)
• M3: 689,945 km (0.1 R)
• M4: 1,060,799 km (0.043 R)
• M5: 1,910,066 km (0.084 R)
• M6: 3,027,562 km (0.093 R)
• M7: 3,709,130 km (0.112 R)
• M8: 4,412,988 km (0.06 R)
• M9: 8,475,318 km (0.119 R)
• M10: 11,291,049 km (0.056 R)
• M11: 11,503,179 km (0.118 R)
• M12: 13,454,085 km (0.066 R)
• M13: 14,259,968 km (0.089 R)
• M14: 19,987,472 km (0.095 R)
• M15: 21,249,181 km (0.039 R)
• M16: 25,594,101 km (0.09 R)
• M17: 34,336,002 km (0.115 R)
• M18: 35,381,692 km (0.104 R)
• M19: 40,433,462 km (0.073 R)
• M20: 52,524,860 km (0.053 R)
• M21: 53,911,931 km (0.079 R)
• M22: 55,526,990 km (0.09 R)
• M23: 55,935,691 km (0.096 R)
• M24: 60,565,147 km (0.085 R)
• M25: 62,310,056 km (0.107 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 13,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit