🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.48 AU - 0.62 AU

Year: 148 Days

Day: 39.4 Hours

Environment

Temp: 253 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.74 AU - 0.96 AU

Year: 283 Days

Day: 38.5 Hours

Environment

Temp: 98 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.9

Radius: 14.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.01 AU - 7.23 AU

Year: 5475 Days

Day: 9.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,354,896 km

• M1: 175,329 km (0.116 R)
• M2: 927,806 km (0.088 R)
• M3: 1,959,134 km (0.104 R)
• M4: 2,496,489 km (0.082 R)
• M5: 3,236,400 km (0.075 R)
• M6: 5,156,938 km (0.084 R)
• M7: 5,764,305 km (0.103 R)
• M8: 7,845,511 km (0.045 R)
• M9: 8,342,774 km (0.098 R)
• M10: 9,622,733 km (0.1 R)
• M11: 11,152,970 km (0.118 R)
• M12: 12,794,956 km (0.077 R)
• M13: 14,494,238 km (0.084 R)
• M14: 15,398,408 km (0.097 R)
• M15: 16,500,346 km (0.089 R)
• M16: 17,879,938 km (0.084 R)
• M17: 18,743,865 km (0.034 R)
• M18: 20,617,579 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.8

Radius: 13.5

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.56 AU - 9 AU

Year: 8617 Days

Day: 14.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,354,896 km

• M1: 172,786 km (0.113 R)
• M2: 776,712 km (0.062 R)
• M3: 1,288,337 km (0.112 R)
• M4: 1,985,762 km (0.076 R)
• M5: 2,415,108 km (0.061 R)
• M6: 4,143,113 km (0.118 R)
• M7: 5,391,956 km (0.085 R)
• M8: 7,077,326 km (0.108 R)
• M9: 10,165,774 km (0.077 R)
• M10: 10,689,665 km (0.081 R)
• M11: 11,277,435 km (0.109 R)
• M12: 12,126,852 km (0.032 R)
• M13: 16,906,205 km (0.062 R)
• M14: 17,767,590 km (0.103 R)
• M15: 18,983,222 km (0.038 R)
• M16: 20,185,241 km (0.03 R)
• M17: 21,154,784 km (0.071 R)
• M18: 22,155,145 km (0.105 R)
• M19: 23,562,861 km (0.086 R)
• M20: 25,029,519 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.1

Radius: 12.1

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.81 AU - 10.43 AU

Year: 9961 Days

Day: 10.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,354,896 km

• M1: 153,487 km (0.102 R)
• M2: 1,149,360 km (0.057 R)
• M3: 1,577,659 km (0.102 R)
• M4: 2,261,471 km (0.097 R)
• M5: 3,242,235 km (0.081 R)
• M6: 5,831,475 km (0.11 R)
• M7: 9,892,309 km (0.087 R)
• M8: 10,414,854 km (0.095 R)
• M9: 11,776,195 km (0.112 R)
• M10: 13,026,683 km (0.112 R)
• M11: 16,903,811 km (0.109 R)
• M12: 17,445,655 km (0.1 R)
• M13: 18,635,556 km (0.094 R)
• M14: 25,058,391 km (0.067 R)
• M15: 30,571,821 km (0.032 R)
• M16: 31,073,273 km (0.077 R)
• M17: 36,731,364 km (0.033 R)
• M18: 37,755,810 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.9

Radius: 12.2

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 9.38 AU - 11.76 AU

Year: 12428 Days

Day: 13.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 86.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 31,354,896 km

• M1: 154,535 km (0.048 R)
• M2: 546,331 km (0.078 R)
• M3: 936,183 km (0.118 R)
• M4: 2,221,678 km (0.111 R)
• M5: 3,079,472 km (0.063 R)
• M6: 3,698,209 km (0.036 R)
• M7: 4,201,606 km (0.116 R)
• M8: 4,601,481 km (0.105 R)
• M9: 5,185,212 km (0.097 R)
• M10: 5,714,639 km (0.107 R)
• M11: 6,171,211 km (0.068 R)
• M12: 7,522,978 km (0.111 R)
• M13: 9,204,458 km (0.091 R)
• M14: 12,178,015 km (0.088 R)
• M15: 13,851,117 km (0.073 R)
• M16: 15,945,188 km (0.104 R)
• M17: 16,996,113 km (0.047 R)
• M18: 19,313,983 km (0.112 R)
• M19: 21,164,508 km (0.101 R)
• M20: 24,568,159 km (0.104 R)
• M21: 32,329,446 km (0.074 R)
• M22: 33,107,056 km (0.068 R)
• M23: 34,931,103 km (0.035 R)
• M24: 37,183,149 km (0.107 R)
• M25: 39,153,503 km (0.064 R)
• M26: 41,322,073 km (0.087 R)
• M27: 43,167,214 km (0.056 R)
• M28: 45,619,571 km (0.116 R)
• M29: 47,021,304 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.8

Radius: 5.9

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 18.72 AU - 20.94 AU

Year: 31936 Days

Day: 17.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,354,896 km

• M1: 84,523 km (0.105 R)
• M2: 392,994 km (0.109 R)
• M3: 797,506 km (0.095 R)
• M4: 3,198,253 km (0.12 R)
• M5: 3,598,128 km (0.116 R)
• M6: 6,432,858 km (0.047 R)
• M7: 8,350,703 km (0.116 R)
• M8: 11,222,084 km (0.086 R)
• M9: 11,459,646 km (0.043 R)
• M10: 13,913,948 km (0.114 R)
• M11: 14,918,049 km (0.089 R)
• M12: 17,007,483 km (0.102 R)
• M13: 17,830,720 km (0.101 R)
• M14: 25,972,434 km (0.074 R)
• M15: 26,388,466 km (0.102 R)
• M16: 27,749,208 km (0.107 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 12,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit