🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.47 AU - 0.75 AU

Year: 175 Days

Day: 28.3 Hours

Environment

Temp: 133 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,878,295 km

• M1: 68,665 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.61 AU - 0.91 AU

Year: 243 Days

Day: 22.5 Hours

Environment

Temp: 98 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,878,295 km

• M1: 321,785 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.9 AU - 1.02 AU

Year: 345 Days

Day: 41.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,878,295 km

• M1: 41,139 km (0.042 R)
• M2: 168,597 km (0.107 R)

Asteroid Belt

Center: 2.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.2

Radius: 10.2

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.77 AU - 5.11 AU

Year: 4031 Days

Day: 13.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,878,295 km

• M1: 126,859 km (0.115 R)
• M2: 1,207,853 km (0.045 R)
• M3: 1,858,155 km (0.079 R)
• M4: 2,349,135 km (0.113 R)
• M5: 2,792,394 km (0.073 R)
• M6: 3,485,331 km (0.118 R)
• M7: 4,253,815 km (0.082 R)
• M8: 4,954,681 km (0.094 R)
• M9: 5,925,871 km (0.115 R)
• M10: 8,660,819 km (0.102 R)
• M11: 9,270,879 km (0.119 R)
• M12: 9,878,247 km (0.092 R)
• M13: 10,511,943 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.7

Radius: 8

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.46 AU - 7.46 AU

Year: 6740 Days

Day: 12.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,878,295 km

• M1: 99,483 km (0.086 R)
• M2: 634,295 km (0.099 R)
• M3: 915,090 km (0.099 R)
• M4: 1,175,989 km (0.119 R)
• M5: 1,680,732 km (0.109 R)
• M6: 2,475,246 km (0.107 R)
• M7: 3,440,452 km (0.095 R)
• M8: 3,784,377 km (0.072 R)
• M9: 4,807,028 km (0.111 R)
• M10: 6,967,072 km (0.106 R)
• M11: 10,433,703 km (0.087 R)
• M12: 11,731,315 km (0.103 R)
• M13: 12,892,195 km (0.113 R)
• M14: 13,475,776 km (0.094 R)
• M15: 13,824,190 km (0.054 R)
• M16: 14,905,932 km (0.108 R)
• M17: 15,386,440 km (0.069 R)
• M18: 18,306,441 km (0.078 R)
• M19: 19,546,009 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.5

Radius: 9.5

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 9.85 AU - 13.31 AU

Year: 14466 Days

Day: 5.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,878,295 km

• M1: 118,781 km (0.03 R)
• M2: 465,549 km (0.089 R)
• M3: 804,388 km (0.089 R)
• M4: 1,791,135 km (0.091 R)
• M5: 3,245,376 km (0.11 R)
• M6: 3,831,800 km (0.085 R)
• M7: 5,827,735 km (0.119 R)
• M8: 6,799,822 km (0.095 R)
• M9: 9,235,425 km (0.085 R)
• M10: 10,039,364 km (0.113 R)
• M11: 14,714,596 km (0.098 R)
• M12: 15,439,248 km (0.067 R)
• M13: 21,345,821 km (0.086 R)
• M14: 23,229,408 km (0.085 R)
• M15: 30,888,968 km (0.09 R)
• M16: 31,876,165 km (0.078 R)
• M17: 32,478,446 km (0.059 R)
• M18: 33,809,568 km (0.113 R)
• M19: 35,604,742 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.8

Radius: 6

Gravity: 24.58 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.87 AU - 13.77 AU

Year: 17846 Days

Day: 15.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,878,295 km

• M1: 74,649 km (0.096 R)
• M2: 299,046 km (0.113 R)
• M3: 679,324 km (0.084 R)
• M4: 1,057,657 km (0.096 R)
• M5: 1,346,830 km (0.078 R)
• M6: 1,535,024 km (0.042 R)
• M7: 1,723,068 km (0.098 R)
• M8: 2,612,428 km (0.111 R)
• M9: 3,336,182 km (0.069 R)
• M10: 4,185,898 km (0.105 R)
• M11: 4,556,302 km (0.107 R)
• M12: 4,911,896 km (0.076 R)
• M13: 5,247,445 km (0.078 R)
• M14: 6,260,521 km (0.085 R)
• M15: 8,507,033 km (0.077 R)
• M16: 9,665,518 km (0.052 R)
• M17: 11,758,093 km (0.086 R)
• M18: 12,022,582 km (0.103 R)
• M19: 13,477,123 km (0.098 R)
• M20: 14,209,255 km (0.094 R)
• M21: 14,890,673 km (0.082 R)
• M22: 17,662,123 km (0.076 R)
• M23: 19,720,440 km (0.116 R)
• M24: 22,334,513 km (0.108 R)
• M25: 26,279,409 km (0.056 R)
• M26: 27,420,243 km (0.093 R)
• M27: 31,292,434 km (0.095 R)
• M28: 35,928,322 km (0.114 R)
• M29: 38,192,187 km (0.076 R)
• M30: 38,626,918 km (0.094 R)
• M31: 40,699,746 km (0.1 R)
• M32: 43,946,170 km (0.074 R)
• M33: 54,897,482 km (0.081 R)
• M34: 56,008,695 km (0.118 R)
• M35: 56,569,836 km (0.051 R)
• M36: 57,134,868 km (0.084 R)
• M37: 59,045,232 km (0.08 R)
• M38: 73,624,143 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.4

Radius: 5.5

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.67 AU - 18.43 AU

Year: 22510 Days

Day: 20.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,878,295 km

• M1: 68,815 km (0.115 R)
• M2: 268,827 km (0.105 R)
• M3: 715,377 km (0.088 R)
• M4: 1,099,544 km (0.12 R)
• M5: 1,596,957 km (0.12 R)
• M6: 2,086,890 km (0.05 R)
• M7: 3,118,068 km (0.055 R)
• M8: 3,561,327 km (0.063 R)
• M9: 3,771,362 km (0.101 R)
• M10: 4,274,460 km (0.076 R)
• M11: 4,884,670 km (0.037 R)
• M12: 6,015,779 km (0.096 R)
• M13: 8,877,736 km (0.068 R)
• M14: 9,167,058 km (0.088 R)
• M15: 23,629,283 km (0.117 R)
• M16: 25,035,054 km (0.052 R)
• M17: 28,012,201 km (0.113 R)
• M18: 34,539,456 km (0.12 R)
• M19: 37,963,900 km (0.068 R)
• M20: 41,073,442 km (0.075 R)
• M21: 48,088,834 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 19,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit