🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.49 AU - 0.73 AU

Year: 313 Days

Day: 18 Hours

Environment

Temp: -121 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 14

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.8 AU - 0.82 AU

Year: 478 Days

Day: 14.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,970,607 km

• M1: 174,132 km (0.095 R)
• M2: 622,776 km (0.055 R)
• M3: 1,096,552 km (0.105 R)
• M4: 1,815,520 km (0.114 R)
• M5: 2,292,887 km (0.115 R)
• M6: 2,729,712 km (0.114 R)
• M7: 3,787,369 km (0.091 R)
• M8: 4,377,982 km (0.09 R)
• M9: 4,928,651 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.8

Radius: 13

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.17 AU - 1.27 AU

Year: 884 Days

Day: 8.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,970,607 km

• M1: 161,715 km (0.103 R)
• M2: 594,502 km (0.075 R)
• M3: 1,130,511 km (0.046 R)
• M4: 1,841,251 km (0.054 R)
• M5: 2,321,011 km (0.116 R)
• M6: 3,969,879 km (0.095 R)
• M7: 4,710,987 km (0.102 R)
• M8: 5,198,676 km (0.033 R)
• M9: 6,404,434 km (0.04 R)
• M10: 7,119,811 km (0.111 R)
• M11: 8,215,317 km (0.118 R)
• M12: 8,683,857 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.8

Radius: 8.4

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.33 AU - 2.15 AU

Year: 1506 Days

Day: 6.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,970,607 km

• M1: 104,569 km (0.076 R)
• M2: 399,127 km (0.046 R)
• M3: 688,599 km (0.034 R)
• M4: 999,763 km (0.09 R)
• M5: 1,282,652 km (0.057 R)
• M6: 1,855,612 km (0.077 R)
• M7: 5,040,401 km (0.113 R)
• M8: 7,188,028 km (0.097 R)
• M9: 7,863,462 km (0.092 R)
• M10: 12,603,172 km (0.087 R)
• M11: 13,344,280 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.4

Radius: 14.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.46 AU - 5.46 AU

Year: 6179 Days

Day: 10.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,970,607 km

• M1: 176,675 km (0.11 R)
• M2: 667,506 km (0.028 R)
• M3: 1,198,578 km (0.073 R)
• M4: 2,670,172 km (0.1 R)
• M5: 3,127,044 km (0.119 R)
• M6: 3,841,973 km (0.097 R)
• M7: 4,352,251 km (0.11 R)
• M8: 5,160,079 km (0.1 R)
• M9: 6,692,859 km (0.118 R)
• M10: 7,326,556 km (0.053 R)
• M11: 10,134,508 km (0.095 R)
• M12: 10,924,085 km (0.051 R)
• M13: 14,155,399 km (0.074 R)
• M14: 14,847,589 km (0.108 R)
• M15: 17,645,966 km (0.042 R)
• M16: 18,789,343 km (0.079 R)
• M17: 19,344,201 km (0.105 R)
• M18: 20,125,102 km (0.065 R)
• M19: 22,054,316 km (0.059 R)
• M20: 27,857,667 km (0.114 R)
• M21: 28,488,820 km (0.08 R)
• M22: 31,109,326 km (0.036 R)
• M23: 31,593,574 km (0.113 R)
• M24: 33,480,153 km (0.06 R)
• M25: 34,813,519 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.1

Radius: 5.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.27 AU - 7.27 AU

Year: 10299 Days

Day: 16.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 173.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,970,607 km

• M1: 73,303 km (0.066 R)
• M2: 524,191 km (0.095 R)
• M3: 908,957 km (0.116 R)
• M4: 1,346,381 km (0.055 R)
• M5: 2,322,507 km (0.09 R)
• M6: 3,059,426 km (0.053 R)
• M7: 4,169,442 km (0.098 R)
• M8: 4,357,786 km (0.047 R)
• M9: 4,905,165 km (0.057 R)
• M10: 5,331,219 km (0.111 R)
• M11: 7,252,056 km (0.04 R)
• M12: 8,497,458 km (0.058 R)
• M13: 8,686,251 km (0.084 R)
• M14: 9,673,148 km (0.112 R)
• M15: 10,514,636 km (0.093 R)
• M16: 11,773,502 km (0.098 R)
• M17: 17,149,451 km (0.106 R)
• M18: 18,190,802 km (0.103 R)
• M19: 22,132,407 km (0.11 R)
• M20: 27,175,800 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.1

Radius: 6.7

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.94 AU - 11.48 AU

Year: 21402 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,970,607 km

• M1: 85,121 km (0.051 R)
• M2: 348,264 km (0.045 R)
• M3: 697,425 km (0.03 R)
• M4: 1,414,149 km (0.088 R)
• M5: 4,119,925 km (0.073 R)
• M6: 4,637,833 km (0.057 R)
• M7: 5,164,118 km (0.118 R)
• M8: 5,729,598 km (0.093 R)
• M9: 6,453,503 km (0.083 R)
• M10: 10,785,707 km (0.087 R)
• M11: 17,813,067 km (0.064 R)
• M12: 19,098,263 km (0.117 R)
• M13: 22,856,161 km (0.118 R)
• M14: 25,154,134 km (0.085 R)
• M15: 26,872,116 km (0.091 R)
• M16: 27,812,638 km (0.092 R)
• M17: 31,220,178 km (0.113 R)
• M18: 32,964,788 km (0.111 R)
• M19: 36,646,841 km (0.061 R)
• M20: 53,134,920 km (0.097 R)
• M21: 53,789,261 km (0.07 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 10,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit