🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.88 AU - 1.1 AU

Year: 377 Days

Day: 26.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.39 AU - 1.87 AU

Year: 797 Days

Day: 43.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.38 AU - 2.42 AU

Year: 1424 Days

Day: 17.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.43 AU - 3.47 AU

Year: 1940 Days

Day: 38.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.3

Radius: 12.6

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.81 AU - 7.77 AU

Year: 6040 Days

Day: 9.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,279,299 km

• M1: 156,779 km (0.115 R)
• M2: 560,094 km (0.068 R)
• M3: 1,116,000 km (0.119 R)
• M4: 1,703,621 km (0.028 R)
• M5: 2,392,070 km (0.072 R)
• M6: 2,848,493 km (0.077 R)
• M7: 4,452,332 km (0.108 R)
• M8: 5,009,584 km (0.082 R)
• M9: 5,406,766 km (0.066 R)
• M10: 6,168,668 km (0.051 R)
• M11: 6,966,324 km (0.112 R)
• M12: 7,572,046 km (0.09 R)
• M13: 8,329,460 km (0.114 R)
• M14: 11,048,850 km (0.067 R)
• M15: 15,176,106 km (0.048 R)
• M16: 16,442,152 km (0.072 R)
• M17: 19,808,703 km (0.104 R)
• M18: 20,518,994 km (0.112 R)
• M19: 21,246,039 km (0.091 R)
• M20: 25,807,278 km (0.046 R)
• M21: 26,569,031 km (0.116 R)
• M22: 28,137,714 km (0.094 R)
• M23: 31,077,611 km (0.112 R)
• M24: 32,916,917 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.6

Radius: 11.6

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.68 AU - 8.46 AU

Year: 7198 Days

Day: 9.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,279,299 km

• M1: 145,708 km (0.075 R)
• M2: 1,003,054 km (0.068 R)
• M3: 1,370,466 km (0.076 R)
• M4: 2,218,686 km (0.095 R)
• M5: 3,002,280 km (0.11 R)
• M6: 3,751,316 km (0.072 R)
• M7: 4,386,509 km (0.092 R)
• M8: 5,092,312 km (0.088 R)
• M9: 6,184,526 km (0.109 R)
• M10: 13,950,151 km (0.113 R)
• M11: 15,622,356 km (0.087 R)
• M12: 16,791,613 km (0.063 R)
• M13: 18,570,032 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.4

Radius: 14.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.87 AU - 11.49 AU

Year: 14313 Days

Day: 6.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,279,299 km

• M1: 181,761 km (0.116 R)
• M2: 775,815 km (0.114 R)
• M3: 1,362,986 km (0.108 R)
• M4: 3,706,138 km (0.107 R)
• M5: 4,195,472 km (0.098 R)
• M6: 4,728,041 km (0.039 R)
• M7: 5,433,395 km (0.086 R)
• M8: 5,896,550 km (0.069 R)
• M9: 8,801,591 km (0.115 R)
• M10: 9,303,192 km (0.057 R)
• M11: 10,165,325 km (0.116 R)
• M12: 14,529,843 km (0.075 R)
• M13: 18,789,193 km (0.106 R)
• M14: 21,365,717 km (0.058 R)
• M15: 29,173,829 km (0.073 R)
• M16: 36,204,330 km (0.062 R)
• M17: 37,377,626 km (0.107 R)
• M18: 37,853,946 km (0.112 R)
• M19: 38,334,454 km (0.11 R)
• M20: 43,759,172 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.4

Radius: 6.2

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 11.26 AU - 16.76 AU

Year: 20078 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,279,299 km

• M1: 77,492 km (0.077 R)
• M2: 289,173 km (0.059 R)
• M3: 1,035,816 km (0.118 R)
• M4: 1,806,843 km (0.112 R)
• M5: 2,424,533 km (0.054 R)
• M6: 2,725,673 km (0.089 R)
• M7: 3,837,634 km (0.113 R)
• M8: 4,916,684 km (0.053 R)
• M9: 7,042,170 km (0.063 R)
• M10: 8,353,545 km (0.077 R)
• M11: 8,692,833 km (0.083 R)
• M12: 10,088,880 km (0.097 R)
• M13: 10,529,745 km (0.109 R)
• M14: 11,688,082 km (0.087 R)
• M15: 14,810,040 km (0.085 R)
• M16: 15,164,138 km (0.115 R)
• M17: 18,203,817 km (0.116 R)
• M18: 23,392,918 km (0.103 R)
• M19: 26,271,181 km (0.071 R)
• M20: 27,741,579 km (0.043 R)
• M21: 29,045,025 km (0.057 R)
• M22: 32,125,844 km (0.08 R)
• M23: 34,050,719 km (0.088 R)
• M24: 38,526,688 km (0.084 R)
• M25: 42,662,620 km (0.073 R)
• M26: 44,396,609 km (0.08 R)
• M27: 44,690,120 km (0.092 R)
• M28: 48,780,275 km (0.112 R)
• M29: 53,942,449 km (0.093 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: 558 - 18,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit