🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.63 AU - 0.85 AU

Year: 222 Days

Day: 29.4 Hours

Environment

Temp: 222 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.14 AU - 2.36 AU

Year: 1175 Days

Day: 42.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.8

Radius: 10

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.12 AU - 6.5 AU

Year: 4877 Days

Day: 13.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,820,395 km

• M1: 128,205 km (0.112 R)
• M2: 507,286 km (0.097 R)
• M3: 1,049,728 km (0.111 R)
• M4: 2,192,656 km (0.115 R)
• M5: 3,326,009 km (0.046 R)
• M6: 4,501,699 km (0.039 R)
• M7: 5,232,485 km (0.12 R)
• M8: 6,529,947 km (0.118 R)
• M9: 8,127,353 km (0.119 R)
• M10: 10,500,275 km (0.118 R)
• M11: 11,009,207 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.7

Radius: 12.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.34 AU - 8.24 AU

Year: 6162 Days

Day: 10.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,820,395 km

• M1: 158,723 km (0.054 R)
• M2: 741,257 km (0.11 R)
• M3: 1,758,822 km (0.081 R)
• M4: 2,652,370 km (0.116 R)
• M5: 3,388,691 km (0.086 R)
• M6: 3,828,808 km (0.078 R)
• M7: 4,232,722 km (0.066 R)
• M8: 7,291,699 km (0.061 R)
• M9: 9,571,122 km (0.085 R)
• M10: 11,640,809 km (0.085 R)
• M11: 13,772,429 km (0.079 R)
• M12: 15,909,434 km (0.06 R)
• M13: 19,972,064 km (0.077 R)
• M14: 20,904,058 km (0.094 R)
• M15: 23,087,439 km (0.119 R)
• M16: 23,557,476 km (0.107 R)
• M17: 24,113,980 km (0.095 R)
• M18: 25,253,168 km (0.102 R)
• M19: 26,684,520 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.8

Radius: 14.6

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.7 AU - 6.94 AU

Year: 6203 Days

Day: 13 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,820,395 km

• M1: 185,053 km (0.084 R)
• M2: 689,347 km (0.116 R)
• M3: 1,561,802 km (0.106 R)
• M4: 2,516,835 km (0.038 R)
• M5: 4,199,212 km (0.101 R)
• M6: 5,229,194 km (0.065 R)
• M7: 12,024,228 km (0.096 R)
• M8: 12,532,412 km (0.105 R)
• M9: 14,554,227 km (0.076 R)
• M10: 16,558,240 km (0.08 R)
• M11: 22,817,266 km (0.114 R)
• M12: 23,597,718 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841

Radius: 4.5

Gravity: 41.53 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.39 AU - 17.55 AU

Year: 24345 Days

Day: 19 Hours

Environment

Temp: -182 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,820,395 km

• M1: 59,241 km (0.093 R)
• M2: 381,923 km (0.059 R)
• M3: 776,563 km (0.027 R)
• M4: 1,944,772 km (0.081 R)
• M5: 2,319,964 km (0.065 R)
• M6: 5,394,798 km (0.094 R)
• M7: 7,283,172 km (0.041 R)
• M8: 7,856,132 km (0.074 R)
• M9: 9,693,792 km (0.081 R)
• M10: 14,350,774 km (0.075 R)
• M11: 14,836,219 km (0.109 R)
• M12: 16,011,460 km (0.119 R)
• M13: 16,184,246 km (0.091 R)
• M14: 16,710,082 km (0.111 R)
• M15: 17,981,365 km (0.032 R)
• M16: 21,438,871 km (0.095 R)
• M17: 22,072,867 km (0.11 R)
• M18: 23,712,609 km (0.041 R)
• M19: 24,390,586 km (0.045 R)
• M20: 25,431,638 km (0.065 R)
• M21: 26,987,306 km (0.07 R)
• M22: 28,478,647 km (0.059 R)
• M23: 29,244,439 km (0.116 R)
• M24: 35,872,073 km (0.045 R)
• M25: 37,672,633 km (0.073 R)
• M26: 44,960,892 km (0.079 R)
• M27: 50,679,271 km (0.099 R)
• M28: 50,865,370 km (0.079 R)
• M29: 66,830,156 km (0.097 R)
• M30: 74,003,523 km (0.12 R)
• M31: 78,146,936 km (0.045 R)
• M32: 82,699,648 km (0.043 R)
• M33: 85,041,004 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.1

Radius: 7.1

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 14.92 AU - 19.54 AU

Year: 24907 Days

Day: 22.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,820,395 km

• M1: 88,712 km (0.069 R)
• M2: 533,466 km (0.069 R)
• M3: 1,050,925 km (0.084 R)
• M4: 1,393,055 km (0.085 R)
• M5: 1,983,518 km (0.099 R)
• M6: 2,347,340 km (0.095 R)
• M7: 2,655,063 km (0.066 R)
• M8: 3,468,875 km (0.117 R)
• M9: 3,711,673 km (0.063 R)
• M10: 3,965,989 km (0.12 R)
• M11: 4,231,675 km (0.102 R)
• M12: 4,474,024 km (0.119 R)
• M13: 5,024,693 km (0.084 R)
• M14: 5,578,654 km (0.03 R)
• M15: 6,439,440 km (0.069 R)
• M16: 6,760,777 km (0.041 R)
• M17: 6,996,842 km (0.038 R)
• M18: 7,485,429 km (0.029 R)
• M19: 9,493,182 km (0.107 R)
• M20: 10,214,842 km (0.098 R)
• M21: 10,843,602 km (0.066 R)
• M22: 11,834,688 km (0.095 R)
• M23: 20,035,493 km (0.119 R)
• M24: 20,622,216 km (0.105 R)
• M25: 21,727,445 km (0.079 R)
• M26: 30,850,073 km (0.056 R)
• M27: 37,040,732 km (0.081 R)
• M28: 39,123,434 km (0.109 R)
• M29: 41,283,028 km (0.085 R)
• M30: 51,989,150 km (0.111 R)
• M31: 54,218,457 km (0.066 R)
• M32: 65,255,040 km (0.059 R)
• M33: 69,390,224 km (0.083 R)
• M34: 76,743,857 km (0.115 R)
• M35: 80,853,909 km (0.065 R)
• M36: 84,600,139 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.5

Radius: 5.4

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 17.47 AU - 20.93 AU

Year: 29299 Days

Day: 19 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,820,395 km

• M1: 67,469 km (0.087 R)
• M2: 246,986 km (0.094 R)
• M3: 474,674 km (0.061 R)
• M4: 683,363 km (0.116 R)
• M5: 964,906 km (0.113 R)
• M6: 1,638,845 km (0.055 R)
• M7: 1,947,465 km (0.117 R)
• M8: 2,272,691 km (0.052 R)
• M9: 3,762,237 km (0.082 R)
• M10: 4,433,632 km (0.101 R)
• M11: 6,924,586 km (0.063 R)
• M12: 7,927,790 km (0.029 R)
• M13: 8,129,298 km (0.036 R)
• M14: 8,438,068 km (0.096 R)
• M15: 8,861,729 km (0.113 R)
• M16: 16,620,922 km (0.057 R)
• M17: 18,405,176 km (0.077 R)
• M18: 19,663,294 km (0.075 R)
• M19: 20,032,950 km (0.07 R)
• M20: 20,786,325 km (0.117 R)
• M21: 25,927,854 km (0.058 R)
• M22: 27,506,261 km (0.11 R)
• M23: 28,790,409 km (0.032 R)
• M24: 29,387,155 km (0.056 R)
• M25: 33,797,151 km (0.107 R)
• M26: 34,194,483 km (0.04 R)
• M27: 43,900,692 km (0.105 R)
• M28: 46,789,876 km (0.113 R)
• M29: 48,784,913 km (0.098 R)
• M30: 49,462,292 km (0.102 R)
• M31: 54,199,757 km (0.079 R)
• M32: 54,926,354 km (0.118 R)
• M33: 64,158,787 km (0.112 R)
• M34: 68,927,369 km (0.072 R)
• M35: 74,820,328 km (0.101 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 18,269 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit