🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.48 AU - 0.62 AU

Year: 151 Days

Day: 38.1 Hours

Environment

Temp: 144 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.87 AU - 0.91 AU

Year: 311 Days

Day: 16.1 Hours

Environment

Temp: 84 °C

Axial Tilt: 98.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.96 AU - 1.55 AU

Year: 518 Days

Day: 12.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 47.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,662,066 km

• M1: 64,925 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.31 AU - 2.13 AU

Year: 837 Days

Day: 37.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985

Radius: 10.8

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.68 AU - 4.72 AU

Year: 3779 Days

Day: 5.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 107.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,662,066 km

• M1: 134,339 km (0.036 R)
• M2: 523,443 km (0.114 R)
• M3: 972,685 km (0.089 R)
• M4: 1,842,597 km (0.102 R)
• M5: 2,750,506 km (0.026 R)
• M6: 3,404,997 km (0.031 R)
• M7: 5,625,478 km (0.077 R)
• M8: 6,243,766 km (0.052 R)
• M9: 6,648,877 km (0.112 R)
• M10: 8,448,241 km (0.082 R)
• M11: 9,101,235 km (0.056 R)
• M12: 9,954,093 km (0.092 R)
• M13: 14,761,121 km (0.12 R)
• M14: 16,874,789 km (0.025 R)
• M15: 17,418,129 km (0.101 R)
• M16: 20,651,088 km (0.079 R)
• M17: 24,187,881 km (0.048 R)
• M18: 25,582,732 km (0.067 R)
• M19: 26,380,388 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.2

Radius: 13

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.12 AU - 5.82 AU

Year: 4109 Days

Day: 7.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,662,066 km

• M1: 161,715 km (0.056 R)
• M2: 721,062 km (0.053 R)
• M3: 1,587,981 km (0.063 R)
• M4: 3,008,114 km (0.055 R)
• M5: 3,663,951 km (0.088 R)
• M6: 6,605,644 km (0.06 R)
• M7: 7,400,008 km (0.111 R)
• M8: 8,918,277 km (0.099 R)
• M9: 11,040,921 km (0.112 R)
• M10: 12,727,039 km (0.069 R)
• M11: 13,739,667 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476

Radius: 14.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.33 AU - 7.19 AU

Year: 5809 Days

Day: 11.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,662,066 km

• M1: 177,872 km (0.071 R)
• M2: 631,453 km (0.081 R)
• M3: 1,690,157 km (0.08 R)
• M4: 2,513,693 km (0.095 R)
• M5: 3,037,435 km (0.106 R)
• M6: 4,332,504 km (0.116 R)
• M7: 5,309,528 km (0.11 R)
• M8: 6,089,681 km (0.107 R)
• M9: 6,912,020 km (0.059 R)
• M10: 7,558,881 km (0.059 R)
• M11: 8,395,732 km (0.096 R)
• M12: 9,213,134 km (0.089 R)
• M13: 9,662,078 km (0.061 R)
• M14: 11,327,102 km (0.109 R)
• M15: 12,082,721 km (0.091 R)
• M16: 14,335,066 km (0.117 R)
• M17: 15,332,735 km (0.035 R)
• M18: 16,734,317 km (0.097 R)
• M19: 18,092,815 km (0.066 R)
• M20: 19,456,998 km (0.118 R)
• M21: 20,541,583 km (0.077 R)
• M22: 22,243,707 km (0.071 R)
• M23: 22,905,528 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.7

Radius: 5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.17 AU - 16.53 AU

Year: 22303 Days

Day: 15 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,662,066 km

• M1: 62,682 km (0.107 R)
• M2: 461,509 km (0.1 R)
• M3: 1,191,846 km (0.104 R)
• M4: 1,359,246 km (0.098 R)
• M5: 1,556,117 km (0.082 R)
• M6: 1,742,067 km (0.107 R)
• M7: 3,034,144 km (0.109 R)
• M8: 3,326,009 km (0.068 R)
• M9: 3,913,630 km (0.057 R)
• M10: 4,482,251 km (0.098 R)
• M11: 7,554,244 km (0.084 R)
• M12: 8,174,776 km (0.103 R)
• M13: 9,283,745 km (0.104 R)
• M14: 13,031,620 km (0.097 R)
• M15: 16,090,448 km (0.115 R)
• M16: 19,216,744 km (0.103 R)
• M17: 20,762,838 km (0.114 R)
• M18: 21,001,746 km (0.115 R)
• M19: 25,620,730 km (0.114 R)
• M20: 26,544,497 km (0.108 R)
• M21: 28,068,300 km (0.108 R)
• M22: 29,448,640 km (0.083 R)
• M23: 30,359,541 km (0.099 R)
• M24: 30,873,560 km (0.106 R)
• M25: 33,531,316 km (0.075 R)
• M26: 36,800,927 km (0.114 R)
• M27: 40,153,265 km (0.117 R)
• M28: 41,398,219 km (0.12 R)
• M29: 42,540,548 km (0.081 R)
• M30: 43,054,866 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.9

Radius: 3.7

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 15.57 AU - 21.03 AU

Year: 29032 Days

Day: 20.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,662,066 km

• M1: 118,482 km (0.103 R)
• M2: 362,476 km (0.094 R)
• M3: 781,050 km (0.117 R)
• M4: 2,194,302 km (0.089 R)
• M5: 2,638,158 km (0.101 R)
• M6: 5,052,967 km (0.094 R)
• M7: 5,545,743 km (0.118 R)
• M8: 8,498,057 km (0.095 R)
• M9: 12,763,840 km (0.102 R)
• M10: 18,952,704 km (0.106 R)
• M11: 32,495,051 km (0.045 R)
• M12: 41,518,795 km (0.115 R)
• M13: 43,369,619 km (0.066 R)
• M14: 45,829,008 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 18,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit