🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.72 AU - 1.08 AU

Year: 323 Days

Day: 32.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 63,864,105 km

• M1: 160,369 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.17 AU - 2.85 AU

Year: 1506 Days

Day: 24.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 13.8

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.4 AU - 9.26 AU

Year: 8298 Days

Day: 13.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,864,105 km

• M1: 172,038 km (0.096 R)
• M2: 989,141 km (0.118 R)
• M3: 1,508,246 km (0.081 R)
• M4: 2,060,411 km (0.089 R)
• M5: 2,848,194 km (0.099 R)
• M6: 3,393,628 km (0.077 R)
• M7: 4,140,121 km (0.113 R)
• M8: 5,399,137 km (0.087 R)
• M9: 6,491,650 km (0.109 R)
• M10: 8,487,286 km (0.085 R)
• M11: 10,915,857 km (0.108 R)
• M12: 12,374,137 km (0.03 R)
• M13: 13,297,605 km (0.114 R)
• M14: 15,152,469 km (0.082 R)
• M15: 18,031,480 km (0.06 R)
• M16: 26,980,574 km (0.053 R)
• M17: 28,631,387 km (0.06 R)
• M18: 30,143,073 km (0.112 R)
• M19: 35,567,193 km (0.038 R)
• M20: 39,115,954 km (0.115 R)
• M21: 39,606,335 km (0.083 R)
• M22: 42,506,141 km (0.036 R)
• M23: 43,678,390 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.2

Radius: 11.6

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.74 AU - 8.98 AU

Year: 9155 Days

Day: 12.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,864,105 km

• M1: 144,512 km (0.092 R)
• M2: 513,569 km (0.049 R)
• M3: 1,019,659 km (0.049 R)
• M4: 1,457,981 km (0.085 R)
• M5: 2,022,713 km (0.043 R)
• M6: 2,538,825 km (0.116 R)
• M7: 3,317,931 km (0.07 R)
• M8: 4,014,608 km (0.082 R)
• M9: 6,134,560 km (0.093 R)
• M10: 6,736,841 km (0.103 R)
• M11: 7,416,913 km (0.045 R)
• M12: 8,184,051 km (0.061 R)
• M13: 9,641,134 km (0.073 R)
• M14: 13,467,997 km (0.104 R)
• M15: 14,061,003 km (0.117 R)
• M16: 14,671,362 km (0.106 R)
• M17: 16,142,209 km (0.115 R)
• M18: 17,568,924 km (0.078 R)
• M19: 19,078,067 km (0.077 R)
• M20: 20,284,723 km (0.113 R)
• M21: 22,517,621 km (0.092 R)
• M22: 25,264,836 km (0.1 R)
• M23: 28,517,393 km (0.073 R)
• M24: 31,519,224 km (0.057 R)
• M25: 31,934,807 km (0.081 R)
• M26: 35,728,459 km (0.104 R)
• M27: 40,176,603 km (0.106 R)
• M28: 41,157,965 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.6

Radius: 5.8

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 11.89 AU - 12.11 AU

Year: 15744 Days

Day: 16.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,864,105 km

• M1: 74,649 km (0.11 R)
• M2: 262,694 km (0.107 R)
• M3: 1,323,044 km (0.076 R)
• M4: 1,640,191 km (0.055 R)
• M5: 2,688,723 km (0.109 R)
• M6: 3,269,910 km (0.071 R)
• M7: 5,653,154 km (0.116 R)
• M8: 6,487,162 km (0.079 R)
• M9: 6,795,633 km (0.108 R)
• M10: 8,762,994 km (0.095 R)
• M11: 9,044,837 km (0.105 R)
• M12: 13,403,969 km (0.084 R)
• M13: 13,841,393 km (0.045 R)
• M14: 14,031,682 km (0.036 R)
• M15: 16,172,427 km (0.094 R)
• M16: 17,467,646 km (0.079 R)
• M17: 20,838,535 km (0.078 R)
• M18: 21,256,661 km (0.071 R)
• M19: 25,464,400 km (0.05 R)
• M20: 47,834,218 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.6

Radius: 3.8

Gravity: 38.82 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 10.96 AU - 14.3 AU

Year: 17000 Days

Day: 23.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,864,105 km

• M1: 47,572 km (0.116 R)
• M2: 174,880 km (0.118 R)
• M3: 389,254 km (0.047 R)
• M4: 854,503 km (0.086 R)
• M5: 1,359,994 km (0.085 R)
• M6: 2,118,904 km (0.115 R)
• M7: 2,237,984 km (0.112 R)
• M8: 3,576,735 km (0.057 R)
• M9: 4,445,600 km (0.092 R)
• M10: 4,575,600 km (0.077 R)
• M11: 5,264,050 km (0.088 R)
• M12: 5,979,576 km (0.034 R)
• M13: 7,017,038 km (0.047 R)
• M14: 7,237,994 km (0.1 R)
• M15: 7,418,259 km (0.066 R)
• M16: 9,072,213 km (0.109 R)
• M17: 9,281,800 km (0.115 R)
• M18: 10,152,011 km (0.096 R)
• M19: 12,370,398 km (0.114 R)
• M20: 12,758,155 km (0.109 R)
• M21: 21,749,286 km (0.112 R)
• M22: 22,695,493 km (0.064 R)
• M23: 25,386,759 km (0.077 R)
• M24: 26,435,141 km (0.062 R)
• M25: 27,077,813 km (0.093 R)
• M26: 31,273,136 km (0.109 R)
• M27: 31,392,066 km (0.119 R)
• M28: 33,586,667 km (0.083 R)
• M29: 36,405,240 km (0.093 R)
• M30: 38,825,285 km (0.063 R)
• M31: 45,187,982 km (0.066 R)
• M32: 45,340,123 km (0.092 R)
• M33: 46,260,299 km (0.115 R)
• M34: 51,213,335 km (0.073 R)
• M35: 51,378,790 km (0.046 R)
• M36: 54,935,180 km (0.087 R)
• M37: 60,111,117 km (0.044 R)
• M38: 60,295,272 km (0.054 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: 433 - 11,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit