🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.55 AU - 0.79 AU

Year: 204 Days

Day: 36.3 Hours

Environment

Temp: 144 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.61 AU - 0.87 AU

Year: 237 Days

Day: 31.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.71 AU - 1.01 AU

Year: 297 Days

Day: 26.4 Hours

Environment

Temp: 100 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.74 AU - 1 AU

Year: 303 Days

Day: 28.4 Hours

Environment

Temp: 96 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.55 AU - 3.33 AU

Year: 1879 Days

Day: 15.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.39 AU - 3.62 AU

Year: 1937 Days

Day: 15.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 10.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.08 AU - 9.58 AU

Year: 8168 Days

Day: 7.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,787,799 km

• M1: 141,370 km (0.077 R)
• M2: 549,623 km (0.089 R)
• M3: 1,047,185 km (0.096 R)
• M4: 1,598,603 km (0.065 R)
• M5: 2,572,635 km (0.114 R)
• M6: 4,186,945 km (0.065 R)
• M7: 5,058,353 km (0.091 R)
• M8: 5,714,639 km (0.101 R)
• M9: 6,114,663 km (0.082 R)
• M10: 6,822,860 km (0.105 R)
• M11: 7,864,809 km (0.044 R)
• M12: 9,879,743 km (0.108 R)
• M13: 10,804,856 km (0.108 R)
• M14: 12,163,204 km (0.089 R)
• M15: 12,714,772 km (0.041 R)
• M16: 14,107,079 km (0.078 R)
• M17: 14,902,341 km (0.04 R)
• M18: 15,727,224 km (0.105 R)
• M19: 18,601,149 km (0.118 R)
• M20: 22,212,890 km (0.05 R)
• M21: 24,140,160 km (0.079 R)
• M22: 25,277,403 km (0.058 R)
• M23: 26,725,809 km (0.095 R)
• M24: 28,324,711 km (0.114 R)
• M25: 29,886,812 km (0.109 R)
• M26: 32,441,345 km (0.099 R)
• M27: 37,055,243 km (0.1 R)
• M28: 39,638,200 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.6

Radius: 14.8

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 8.55 AU - 13.65 AU

Year: 13786 Days

Day: 7.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,787,799 km

• M1: 184,155 km (0.073 R)
• M2: 699,220 km (0.07 R)
• M3: 3,501,338 km (0.084 R)
• M4: 5,066,431 km (0.099 R)
• M5: 6,319,463 km (0.117 R)
• M6: 7,100,214 km (0.069 R)
• M7: 8,032,358 km (0.119 R)
• M8: 8,949,543 km (0.045 R)
• M9: 11,157,308 km (0.082 R)
• M10: 13,330,517 km (0.052 R)
• M11: 14,950,512 km (0.093 R)
• M12: 15,773,151 km (0.093 R)
• M13: 25,545,632 km (0.115 R)
• M14: 35,747,458 km (0.063 R)
• M15: 36,355,723 km (0.104 R)
• M16: 39,630,720 km (0.057 R)
• M17: 42,010,074 km (0.114 R)
• M18: 42,687,603 km (0.112 R)
• M19: 50,935,233 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.2

Radius: 4.3

Gravity: 48.74 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 11.82 AU - 13.7 AU

Year: 16991 Days

Day: 20.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,787,799 km

• M1: 54,005 km (0.041 R)
• M2: 217,665 km (0.1 R)
• M3: 496,665 km (0.114 R)
• M4: 950,994 km (0.081 R)
• M5: 1,099,544 km (0.116 R)
• M6: 1,783,506 km (0.04 R)
• M7: 2,456,696 km (0.092 R)
• M8: 2,595,373 km (0.104 R)
• M9: 2,813,188 km (0.095 R)
• M10: 3,994,562 km (0.057 R)
• M11: 4,589,663 km (0.057 R)
• M12: 4,872,403 km (0.063 R)
• M13: 5,356,501 km (0.1 R)
• M14: 5,669,909 km (0.095 R)
• M15: 6,205,020 km (0.084 R)
• M16: 7,000,732 km (0.093 R)
• M17: 8,012,462 km (0.1 R)
• M18: 9,507,842 km (0.061 R)
• M19: 12,419,765 km (0.114 R)
• M20: 12,829,663 km (0.095 R)
• M21: 13,893,753 km (0.113 R)
• M22: 14,335,366 km (0.083 R)
• M23: 16,439,460 km (0.078 R)
• M24: 18,386,925 km (0.069 R)
• M25: 21,054,704 km (0.091 R)
• M26: 31,708,316 km (0.078 R)
• M27: 43,719,080 km (0.111 R)
• M28: 48,590,585 km (0.086 R)
• M29: 49,948,186 km (0.097 R)
• M30: 50,463,700 km (0.089 R)
• M31: 54,172,381 km (0.109 R)
• M32: 56,743,220 km (0.107 R)
• M33: 57,869,543 km (0.112 R)
• M34: 73,894,616 km (0.057 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 18,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit