🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.68 AU - 0.78 AU

Year: 261 Days

Day: 43.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 99,041,886 km

• M1: 44,580 km (0.095 R)
• M2: 79,586 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.67 AU - 1.07 AU

Year: 340 Days

Day: 29.5 Hours

Environment

Temp: -28 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,041,886 km

• M1: 458,817 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.17 AU - 1.81 AU

Year: 762 Days

Day: 18.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.56 AU - 2.74 AU

Year: 1807 Days

Day: 27.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,041,886 km

• M1: 50,414 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 9.2

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.88 AU - 3.88 AU

Year: 2604 Days

Day: 7.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,041,886 km

• M1: 114,742 km (0.054 R)
• M2: 511,475 km (0.088 R)
• M3: 827,575 km (0.084 R)
• M4: 1,551,330 km (0.118 R)
• M5: 2,010,595 km (0.099 R)
• M6: 2,314,279 km (0.07 R)
• M7: 2,725,823 km (0.099 R)
• M8: 3,134,075 km (0.064 R)
• M9: 3,931,881 km (0.051 R)
• M10: 4,219,109 km (0.1 R)
• M11: 5,562,498 km (0.108 R)
• M12: 5,978,829 km (0.073 R)
• M13: 7,384,300 km (0.112 R)
• M14: 8,893,145 km (0.031 R)
• M15: 11,197,401 km (0.103 R)
• M16: 11,485,077 km (0.064 R)
• M17: 11,777,691 km (0.08 R)
• M18: 13,920,531 km (0.116 R)
• M19: 14,935,103 km (0.081 R)
• M20: 16,787,723 km (0.044 R)
• M21: 17,603,181 km (0.114 R)
• M22: 18,104,933 km (0.106 R)
• M23: 18,616,258 km (0.112 R)
• M24: 20,147,542 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 14.1

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.82 AU - 7.92 AU

Year: 6736 Days

Day: 5.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,041,886 km

• M1: 175,329 km (0.099 R)
• M2: 769,681 km (0.089 R)
• M3: 1,298,510 km (0.082 R)
• M4: 2,292,438 km (0.109 R)
• M5: 2,796,732 km (0.105 R)
• M6: 3,415,170 km (0.066 R)
• M7: 3,965,840 km (0.107 R)
• M8: 4,750,331 km (0.068 R)
• M9: 5,693,246 km (0.08 R)
• M10: 6,440,637 km (0.116 R)
• M11: 8,353,396 km (0.081 R)
• M12: 10,402,737 km (0.073 R)
• M13: 12,134,332 km (0.051 R)
• M14: 12,620,525 km (0.091 R)
• M15: 14,104,237 km (0.101 R)
• M16: 14,751,098 km (0.113 R)
• M17: 15,249,259 km (0.092 R)
• M18: 16,692,130 km (0.042 R)
• M19: 17,477,669 km (0.101 R)
• M20: 19,450,117 km (0.079 R)
• M21: 24,520,737 km (0.118 R)
• M22: 26,742,265 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.6

Radius: 7.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.77 AU - 10.89 AU

Year: 13910 Days

Day: 23.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 99,041,886 km

• M1: 92,003 km (0.109 R)
• M2: 624,721 km (0.113 R)
• M3: 1,479,673 km (0.086 R)
• M4: 2,115,613 km (0.097 R)
• M5: 2,886,940 km (0.064 R)
• M6: 3,750,269 km (0.103 R)
• M7: 4,087,762 km (0.083 R)
• M8: 5,121,334 km (0.045 R)
• M9: 5,864,087 km (0.059 R)
• M10: 9,836,060 km (0.092 R)
• M11: 12,209,580 km (0.088 R)
• M12: 13,773,925 km (0.045 R)
• M13: 16,782,936 km (0.081 R)
• M14: 19,949,624 km (0.101 R)
• M15: 21,175,728 km (0.116 R)
• M16: 22,246,400 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.1

Radius: 4.8

Gravity: 22.83 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.63 AU - 13.21 AU

Year: 18339 Days

Day: 22 Hours

Environment

Temp: -207 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 99,041,886 km

• M1: 60,438 km (0.091 R)
• M2: 290,369 km (0.026 R)
• M3: 468,989 km (0.029 R)
• M4: 934,388 km (0.114 R)
• M5: 1,098,796 km (0.068 R)
• M6: 2,036,177 km (0.107 R)
• M7: 2,442,484 km (0.052 R)
• M8: 6,751,801 km (0.085 R)
• M9: 6,969,017 km (0.114 R)
• M10: 8,223,844 km (0.089 R)
• M11: 9,567,681 km (0.077 R)
• M12: 9,953,046 km (0.071 R)
• M13: 12,292,307 km (0.115 R)
• M14: 13,554,465 km (0.087 R)
• M15: 16,101,368 km (0.062 R)
• M16: 17,123,271 km (0.084 R)
• M17: 17,527,635 km (0.113 R)
• M18: 20,811,158 km (0.117 R)
• M19: 23,776,038 km (0.063 R)
• M20: 30,763,605 km (0.054 R)
• M21: 34,849,722 km (0.102 R)
• M22: 36,955,012 km (0.104 R)
• M23: 44,077,965 km (0.095 R)
• M24: 60,028,390 km (0.109 R)
• M25: 62,853,545 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.3

Radius: 6.9

Gravity: 20.15 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.44 AU - 17.18 AU

Year: 25098 Days

Day: 23.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,041,886 km

• M1: 85,869 km (0.041 R)
• M2: 313,408 km (0.046 R)
• M3: 616,194 km (0.093 R)
• M4: 1,228,049 km (0.106 R)
• M5: 2,893,522 km (0.103 R)
• M6: 3,674,423 km (0.117 R)
• M7: 5,865,882 km (0.101 R)
• M8: 6,757,336 km (0.058 R)
• M9: 7,682,299 km (0.091 R)
• M10: 8,119,275 km (0.116 R)
• M11: 9,468,648 km (0.038 R)
• M12: 11,235,997 km (0.114 R)
• M13: 11,799,382 km (0.104 R)
• M14: 12,087,957 km (0.069 R)
• M15: 12,529,719 km (0.089 R)
• M16: 13,212,484 km (0.119 R)
• M17: 13,523,797 km (0.1 R)
• M18: 14,487,058 km (0.096 R)
• M19: 17,094,399 km (0.099 R)
• M20: 17,557,404 km (0.101 R)
• M21: 18,605,338 km (0.106 R)
• M22: 22,436,689 km (0.093 R)
• M23: 25,065,871 km (0.054 R)
• M24: 28,021,177 km (0.059 R)
• M25: 33,449,186 km (0.066 R)
• M26: 37,175,071 km (0.07 R)
• M27: 39,217,680 km (0.054 R)
• M28: 43,012,829 km (0.096 R)
• M29: 48,874,971 km (0.114 R)
• M30: 53,458,051 km (0.079 R)
• M31: 65,024,210 km (0.116 R)
• M32: 70,082,264 km (0.073 R)
• M33: 82,539,728 km (0.072 R)
• M34: 85,465,264 km (0.105 R)
• M35: 87,909,693 km (0.107 R)
• M36: 91,240,938 km (0.053 R)
• M37: 91,522,182 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 19,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit