🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.51 AU - 0.69 AU

Year: 168 Days

Day: 21.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.51 AU - 0.77 AU

Year: 185 Days

Day: 37.7 Hours

Environment

Temp: 216 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.99 AU - 1.45 AU

Year: 487 Days

Day: 47 Hours

Environment

Temp: 10 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.84 AU - 3.47 AU

Year: 2022 Days

Day: 33.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.1

Radius: 11.6

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.99 AU - 9.97 AU

Year: 8153 Days

Day: 11.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,260,212 km

• M1: 144,362 km (0.094 R)
• M2: 576,251 km (0.117 R)
• M3: 1,218,026 km (0.11 R)
• M4: 3,446,885 km (0.054 R)
• M5: 6,127,828 km (0.119 R)
• M6: 10,696,996 km (0.073 R)
• M7: 12,107,704 km (0.092 R)
• M8: 13,638,688 km (0.103 R)
• M9: 14,365,435 km (0.118 R)
• M10: 18,595,015 km (0.077 R)
• M11: 19,558,575 km (0.076 R)
• M12: 24,149,584 km (0.098 R)
• M13: 25,047,620 km (0.114 R)
• M14: 32,753,706 km (0.088 R)
• M15: 33,250,670 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.8

Radius: 12.9

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.33 AU - 9.05 AU

Year: 8476 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,260,212 km

• M1: 160,668 km (0.085 R)
• M2: 686,505 km (0.096 R)
• M3: 1,166,863 km (0.085 R)
• M4: 1,674,449 km (0.073 R)
• M5: 3,510,164 km (0.096 R)
• M6: 4,261,295 km (0.072 R)
• M7: 5,117,145 km (0.1 R)
• M8: 5,522,106 km (0.045 R)
• M9: 6,152,960 km (0.089 R)
• M10: 7,246,670 km (0.068 R)
• M11: 10,745,316 km (0.105 R)
• M12: 16,282,083 km (0.104 R)
• M13: 16,957,517 km (0.114 R)
• M14: 18,292,229 km (0.073 R)
• M15: 19,469,564 km (0.082 R)
• M16: 21,731,335 km (0.039 R)
• M17: 23,475,047 km (0.104 R)
• M18: 27,239,379 km (0.092 R)
• M19: 29,462,702 km (0.033 R)
• M20: 30,873,709 km (0.117 R)
• M21: 34,598,098 km (0.065 R)
• M22: 35,153,555 km (0.103 R)
• M23: 36,396,564 km (0.112 R)
• M24: 37,668,445 km (0.089 R)
• M25: 40,056,924 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.1

Radius: 13

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.66 AU - 13.12 AU

Year: 13902 Days

Day: 8 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,260,212 km

• M1: 162,613 km (0.105 R)
• M2: 659,128 km (0.094 R)
• M3: 1,397,543 km (0.102 R)
• M4: 2,378,606 km (0.112 R)
• M5: 2,838,769 km (0.116 R)
• M6: 3,511,361 km (0.109 R)
• M7: 4,749,433 km (0.118 R)
• M8: 5,846,285 km (0.066 R)
• M9: 6,337,564 km (0.089 R)
• M10: 6,938,798 km (0.067 R)
• M11: 8,729,634 km (0.058 R)
• M12: 10,644,636 km (0.105 R)
• M13: 13,592,762 km (0.091 R)
• M14: 18,054,219 km (0.078 R)
• M15: 20,101,167 km (0.118 R)
• M16: 21,578,595 km (0.114 R)
• M17: 29,078,834 km (0.074 R)
• M18: 30,627,621 km (0.079 R)
• M19: 31,422,285 km (0.066 R)
• M20: 31,882,597 km (0.101 R)
• M21: 37,892,393 km (0.101 R)
• M22: 39,072,869 km (0.118 R)
• M23: 42,761,055 km (0.052 R)
• M24: 43,184,717 km (0.105 R)
• M25: 43,611,220 km (0.051 R)
• M26: 44,762,076 km (0.072 R)
• M27: 47,124,526 km (0.085 R)
• M28: 49,724,537 km (0.12 R)
• M29: 54,378,228 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.2

Radius: 5.5

Gravity: 17.59 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 15.85 AU - 16.63 AU

Year: 23668 Days

Day: 22.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,260,212 km

• M1: 69,264 km (0.057 R)
• M2: 260,749 km (0.113 R)
• M3: 509,381 km (0.074 R)
• M4: 983,008 km (0.095 R)
• M5: 1,319,752 km (0.102 R)
• M6: 1,859,502 km (0.032 R)
• M7: 4,093,596 km (0.115 R)
• M8: 4,392,941 km (0.106 R)
• M9: 5,262,703 km (0.119 R)
• M10: 5,902,982 km (0.084 R)
• M11: 6,912,469 km (0.096 R)
• M12: 7,930,183 km (0.112 R)
• M13: 8,501,348 km (0.094 R)
• M14: 10,078,857 km (0.098 R)
• M15: 10,563,106 km (0.056 R)
• M16: 11,383,052 km (0.1 R)
• M17: 14,855,966 km (0.085 R)
• M18: 15,964,636 km (0.084 R)
• M19: 16,622,268 km (0.099 R)
• M20: 20,374,332 km (0.027 R)
• M21: 21,541,794 km (0.101 R)
• M22: 25,200,809 km (0.11 R)
• M23: 25,979,166 km (0.103 R)
• M24: 44,134,214 km (0.049 R)
• M25: 44,455,102 km (0.109 R)
• M26: 45,590,400 km (0.112 R)
• M27: 47,413,250 km (0.057 R)
• M28: 47,749,845 km (0.11 R)
• M29: 50,325,023 km (0.096 R)
• M30: 59,380,780 km (0.118 R)
• M31: 61,753,103 km (0.092 R)
• M32: 61,953,565 km (0.079 R)
• M33: 62,355,833 km (0.09 R)
• M34: 63,573,111 km (0.063 R)
• M35: 69,898,109 km (0.066 R)
• M36: 72,541,204 km (0.049 R)
• M37: 75,479,007 km (0.117 R)
• M38: 77,558,567 km (0.103 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 14,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit