🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.7 AU - 1.06 AU

Year: 374 Days

Day: 28.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 85.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1 AU - 1.18 AU

Year: 516 Days

Day: 40.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.39 AU - 1.45 AU

Year: 767 Days

Day: 16.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,247,694 km

• M1: 358,436 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.52 AU - 1.58 AU

Year: 874 Days

Day: 13.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,247,694 km

• M1: 147,204 km (0.095 R)
• M2: 258,505 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.4

Radius: 11.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.7 AU - 3.8 AU

Year: 2654 Days

Day: 9 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,247,694 km

• M1: 145,708 km (0.116 R)
• M2: 551,119 km (0.119 R)
• M3: 939,325 km (0.037 R)
• M4: 1,587,233 km (0.105 R)
• M5: 2,329,089 km (0.069 R)
• M6: 4,059,338 km (0.106 R)
• M7: 4,456,371 km (0.102 R)
• M8: 5,493,084 km (0.063 R)
• M9: 7,767,121 km (0.049 R)
• M10: 10,279,019 km (0.083 R)
• M11: 12,905,659 km (0.056 R)
• M12: 15,708,674 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.8

Radius: 4.9

Gravity: 36.06 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.82 AU - 12.26 AU

Year: 14412 Days

Day: 15.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,247,694 km

• M1: 164,109 km (0.068 R)
• M2: 499,956 km (0.065 R)
• M3: 754,871 km (0.034 R)
• M4: 1,143,526 km (0.106 R)
• M5: 2,028,996 km (0.069 R)
• M6: 2,287,202 km (0.079 R)
• M7: 2,500,379 km (0.102 R)
• M8: 5,387,169 km (0.115 R)
• M9: 5,650,312 km (0.095 R)
• M10: 6,533,388 km (0.115 R)
• M11: 9,137,288 km (0.084 R)
• M12: 10,463,623 km (0.078 R)
• M13: 11,477,298 km (0.057 R)
• M14: 13,423,118 km (0.082 R)
• M15: 21,763,498 km (0.111 R)
• M16: 27,488,160 km (0.116 R)
• M17: 29,061,481 km (0.063 R)
• M18: 29,637,582 km (0.068 R)
• M19: 30,693,743 km (0.071 R)
• M20: 31,532,538 km (0.117 R)
• M21: 34,910,608 km (0.106 R)
• M22: 39,638,349 km (0.11 R)
• M23: 53,715,808 km (0.12 R)
• M24: 60,169,460 km (0.077 R)
• M25: 62,430,333 km (0.055 R)
• M26: 63,388,956 km (0.102 R)
• M27: 65,926,884 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.3

Radius: 5.4

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 12.22 AU - 14.84 AU

Year: 22547 Days

Day: 22.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,247,694 km

• M1: 89,011 km (0.046 R)
• M2: 466,297 km (0.101 R)
• M3: 921,074 km (0.119 R)
• M4: 1,217,577 km (0.033 R)
• M5: 1,401,582 km (0.109 R)
• M6: 1,604,138 km (0.113 R)
• M7: 2,085,544 km (0.102 R)
• M8: 2,759,782 km (0.054 R)
• M9: 4,702,310 km (0.064 R)
• M10: 4,881,678 km (0.102 R)
• M11: 7,130,283 km (0.095 R)
• M12: 11,265,468 km (0.048 R)
• M13: 12,193,573 km (0.09 R)
• M14: 23,555,082 km (0.069 R)
• M15: 28,184,837 km (0.117 R)
• M16: 31,763,667 km (0.051 R)
• M17: 37,503,588 km (0.116 R)
• M18: 42,075,299 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.1

Radius: 3.9

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 14.31 AU - 16.05 AU

Year: 26794 Days

Day: 18.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,247,694 km

• M1: 48,470 km (0.077 R)
• M2: 200,012 km (0.04 R)
• M3: 620,382 km (0.102 R)
• M4: 2,161,091 km (0.104 R)
• M5: 3,634,480 km (0.098 R)
• M6: 6,503,019 km (0.057 R)
• M7: 7,457,155 km (0.114 R)
• M8: 8,935,032 km (0.095 R)
• M9: 9,182,317 km (0.046 R)
• M10: 12,031,259 km (0.055 R)
• M11: 17,946,509 km (0.109 R)
• M12: 24,471,369 km (0.029 R)
• M13: 25,643,469 km (0.05 R)
• M14: 36,147,184 km (0.091 R)
• M15: 38,831,269 km (0.105 R)
• M16: 43,594,465 km (0.096 R)
• M17: 47,374,953 km (0.038 R)
• M18: 50,896,188 km (0.082 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 18,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit