🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.48 AU - 0.8 AU

Year: 197 Days

Day: 47.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,582,932 km

• M1: 43,234 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.65 AU - 0.77 AU

Year: 230 Days

Day: 19.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.66 AU - 0.86 AU

Year: 255 Days

Day: 48 Hours

Environment

Temp: 133 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.8 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.5

Radius: 12.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.45 AU - 5.23 AU

Year: 4100 Days

Day: 6.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,582,932 km

• M1: 160,369 km (0.087 R)
• M2: 659,278 km (0.082 R)
• M3: 2,838,320 km (0.117 R)
• M4: 3,451,522 km (0.118 R)
• M5: 4,151,790 km (0.067 R)
• M6: 5,578,953 km (0.095 R)
• M7: 7,652,529 km (0.108 R)
• M8: 9,126,966 km (0.041 R)
• M9: 11,185,882 km (0.077 R)
• M10: 17,938,131 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 10.8

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.39 AU - 9.51 AU

Year: 10309 Days

Day: 5.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,582,932 km

• M1: 135,236 km (0.12 R)
• M2: 506,838 km (0.075 R)
• M3: 974,780 km (0.092 R)
• M4: 1,985,613 km (0.091 R)
• M5: 4,235,565 km (0.077 R)
• M6: 5,705,364 km (0.087 R)
• M7: 6,774,988 km (0.077 R)
• M8: 9,274,021 km (0.098 R)
• M9: 12,793,909 km (0.049 R)
• M10: 13,930,853 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849

Radius: 12.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 10.45 AU - 11.73 AU

Year: 14219 Days

Day: 8.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,582,932 km

• M1: 154,385 km (0.101 R)
• M2: 730,337 km (0.086 R)
• M3: 1,580,053 km (0.049 R)
• M4: 2,684,534 km (0.06 R)
• M5: 4,066,669 km (0.118 R)
• M6: 9,129,659 km (0.114 R)
• M7: 9,823,943 km (0.106 R)
• M8: 11,378,264 km (0.111 R)
• M9: 13,091,010 km (0.09 R)
• M10: 13,904,972 km (0.093 R)
• M11: 16,628,103 km (0.06 R)
• M12: 17,180,717 km (0.08 R)
• M13: 21,677,330 km (0.056 R)
• M14: 26,903,083 km (0.056 R)
• M15: 32,543,820 km (0.113 R)
• M16: 34,416,785 km (0.083 R)
• M17: 43,368,722 km (0.093 R)
• M18: 48,297,074 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.6

Radius: 7.3

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 13.37 AU - 18.55 AU

Year: 24548 Days

Day: 20.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,582,932 km

• M1: 90,956 km (0.078 R)
• M2: 449,093 km (0.054 R)
• M3: 690,245 km (0.1 R)
• M4: 1,031,627 km (0.074 R)
• M5: 4,266,980 km (0.074 R)
• M6: 4,886,315 km (0.082 R)
• M7: 5,706,710 km (0.102 R)
• M8: 6,898,407 km (0.115 R)
• M9: 7,444,439 km (0.119 R)
• M10: 8,862,627 km (0.118 R)
• M11: 9,356,150 km (0.081 R)
• M12: 11,172,418 km (0.075 R)
• M13: 11,807,162 km (0.063 R)
• M14: 13,275,165 km (0.086 R)
• M15: 14,185,618 km (0.045 R)
• M16: 14,792,537 km (0.117 R)
• M17: 21,142,817 km (0.093 R)
• M18: 23,483,126 km (0.044 R)
• M19: 23,857,868 km (0.116 R)
• M20: 24,523,429 km (0.05 R)
• M21: 27,309,390 km (0.048 R)
• M22: 30,410,106 km (0.089 R)
• M23: 32,217,397 km (0.108 R)
• M24: 32,564,165 km (0.107 R)
• M25: 42,062,134 km (0.04 R)
• M26: 46,474,224 km (0.101 R)
• M27: 47,810,731 km (0.114 R)
• M28: 48,412,863 km (0.085 R)
• M29: 54,879,231 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.9

Radius: 6.6

Gravity: 15.26 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 13.96 AU - 18.78 AU

Year: 25500 Days

Day: 20.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,582,932 km

• M1: 82,279 km (0.106 R)
• M2: 405,261 km (0.102 R)
• M3: 698,772 km (0.083 R)
• M4: 1,367,773 km (0.108 R)
• M5: 1,785,600 km (0.041 R)
• M6: 2,174,255 km (0.104 R)
• M7: 3,064,363 km (0.066 R)
• M8: 3,941,904 km (0.074 R)
• M9: 4,421,066 km (0.109 R)
• M10: 6,092,822 km (0.081 R)
• M11: 7,118,465 km (0.111 R)
• M12: 24,274,648 km (0.07 R)
• M13: 28,403,549 km (0.099 R)
• M14: 30,178,378 km (0.077 R)
• M15: 32,703,591 km (0.12 R)
• M16: 33,807,772 km (0.032 R)
• M17: 35,654,708 km (0.106 R)
• M18: 38,170,046 km (0.109 R)
• M19: 54,241,046 km (0.101 R)
• M20: 54,624,765 km (0.103 R)
• M21: 58,159,463 km (0.099 R)
• M22: 67,657,133 km (0.095 R)
• M23: 73,589,437 km (0.113 R)
• M24: 74,768,717 km (0.116 R)
• M25: 80,604,829 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 10,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit