🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.54 AU - 0.56 AU

Year: 143 Days

Day: 30.5 Hours

Environment

Temp: 234 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.59 AU - 0.87 AU

Year: 219 Days

Day: 39.5 Hours

Environment

Temp: 200 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.86 AU - 0.88 AU

Year: 285 Days

Day: 45.3 Hours

Environment

Temp: 195 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.38 AU - 1.74 AU

Year: 685 Days

Day: 35.9 Hours

Environment

Temp: -11 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.8 AU - 1.92 AU

Year: 892 Days

Day: 27.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.09 AU - 3.01 AU

Year: 1431 Days

Day: 46.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.9

Radius: 10.9

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.97 AU - 7.99 AU

Year: 6481 Days

Day: 6.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,197,829 km

• M1: 155,432 km (0.117 R)
• M2: 610,509 km (0.117 R)
• M3: 1,086,230 km (0.046 R)
• M4: 2,003,415 km (0.092 R)
• M5: 2,707,871 km (0.093 R)
• M6: 4,126,358 km (0.119 R)
• M7: 5,619,794 km (0.04 R)
• M8: 5,988,702 km (0.093 R)
• M9: 7,158,408 km (0.116 R)
• M10: 8,634,639 km (0.069 R)
• M11: 9,638,441 km (0.066 R)
• M12: 14,787,151 km (0.104 R)
• M13: 20,424,896 km (0.097 R)
• M14: 21,374,693 km (0.072 R)
• M15: 22,125,226 km (0.083 R)
• M16: 22,507,000 km (0.102 R)
• M17: 24,319,976 km (0.091 R)
• M18: 26,143,425 km (0.107 R)
• M19: 26,742,265 km (0.106 R)
• M20: 28,503,780 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 14.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.55 AU - 12.71 AU

Year: 13940 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,197,829 km

• M1: 185,352 km (0.078 R)
• M2: 730,187 km (0.101 R)
• M3: 1,348,924 km (0.059 R)
• M4: 2,221,977 km (0.064 R)
• M5: 3,153,374 km (0.073 R)
• M6: 4,332,504 km (0.103 R)
• M7: 4,828,421 km (0.047 R)
• M8: 5,608,275 km (0.056 R)
• M9: 6,872,825 km (0.107 R)
• M10: 7,951,875 km (0.113 R)
• M11: 9,291,524 km (0.078 R)
• M12: 10,229,353 km (0.099 R)
• M13: 12,913,288 km (0.109 R)
• M14: 14,418,243 km (0.115 R)
• M15: 16,183,647 km (0.054 R)
• M16: 21,090,906 km (0.083 R)
• M17: 22,617,702 km (0.116 R)
• M18: 27,957,598 km (0.119 R)
• M19: 28,706,186 km (0.063 R)
• M20: 33,482,098 km (0.119 R)
• M21: 36,690,374 km (0.101 R)
• M22: 39,427,117 km (0.113 R)
• M23: 40,640,805 km (0.081 R)
• M24: 45,745,234 km (0.118 R)
• M25: 49,066,606 km (0.084 R)
• M26: 55,679,729 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.4

Radius: 4.8

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.95 AU - 23.11 AU

Year: 28034 Days

Day: 18.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,197,829 km

• M1: 59,690 km (0.097 R)
• M2: 271,371 km (0.116 R)
• M3: 495,319 km (0.117 R)
• M4: 722,707 km (0.105 R)
• M5: 1,110,315 km (0.047 R)
• M6: 1,809,536 km (0.079 R)
• M7: 2,090,630 km (0.065 R)
• M8: 3,222,937 km (0.119 R)
• M9: 3,605,608 km (0.026 R)
• M10: 4,117,532 km (0.074 R)
• M11: 5,690,553 km (0.062 R)
• M12: 6,518,578 km (0.041 R)
• M13: 7,374,577 km (0.117 R)
• M14: 7,574,439 km (0.093 R)
• M15: 8,249,425 km (0.077 R)
• M16: 12,096,185 km (0.06 R)
• M17: 13,234,924 km (0.116 R)
• M18: 14,915,057 km (0.058 R)
• M19: 15,559,675 km (0.08 R)
• M20: 18,142,781 km (0.086 R)
• M21: 22,323,443 km (0.099 R)
• M22: 23,059,614 km (0.049 R)
• M23: 23,487,614 km (0.084 R)
• M24: 23,811,942 km (0.084 R)
• M25: 24,469,574 km (0.072 R)
• M26: 29,541,989 km (0.109 R)
• M27: 30,301,049 km (0.081 R)
• M28: 40,141,447 km (0.059 R)
• M29: 48,867,640 km (0.074 R)
• M30: 53,576,233 km (0.115 R)
• M31: 56,813,083 km (0.055 R)
• M32: 64,726,212 km (0.075 R)
• M33: 65,150,621 km (0.117 R)
• M34: 70,839,379 km (0.077 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 15,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit