🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.58 AU - 0.86 AU

Year: 221 Days

Day: 13.6 Hours

Environment

Temp: 166 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.8 AU - 0.92 AU

Year: 288 Days

Day: 15.3 Hours

Environment

Temp: 110 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.09 AU - 1.19 AU

Year: 440 Days

Day: 20.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 58,390,581 km

• M1: 46,226 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.71 AU - 3.09 AU

Year: 1786 Days

Day: 33.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.77 AU - 3.95 AU

Year: 2227 Days

Day: 33.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,390,581 km

• M1: 274,662 km (0.07 R)
• M2: 344,524 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.74 AU - 4.88 AU

Year: 3815 Days

Day: 26.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,390,581 km

• M1: 927,956 km (0.069 R)
• M2: 1,581,848 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.7

Radius: 12.3

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.82 AU - 9.86 AU

Year: 8710 Days

Day: 10.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,390,581 km

• M1: 153,039 km (0.109 R)
• M2: 818,151 km (0.096 R)
• M3: 1,733,540 km (0.046 R)
• M4: 3,561,626 km (0.065 R)
• M5: 4,259,201 km (0.076 R)
• M6: 5,169,504 km (0.067 R)
• M7: 8,828,668 km (0.115 R)
• M8: 9,834,564 km (0.12 R)
• M9: 10,225,912 km (0.064 R)
• M10: 16,202,497 km (0.039 R)
• M11: 19,549,300 km (0.067 R)
• M12: 22,647,173 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.1

Radius: 8.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.78 AU - 10.36 AU

Year: 10707 Days

Day: 14.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,390,581 km

• M1: 120,875 km (0.078 R)
• M2: 440,117 km (0.093 R)
• M3: 744,997 km (0.11 R)
• M4: 1,030,580 km (0.115 R)
• M5: 1,529,040 km (0.073 R)
• M6: 2,114,865 km (0.109 R)
• M7: 2,570,989 km (0.116 R)
• M8: 3,221,141 km (0.12 R)
• M9: 3,926,196 km (0.086 R)
• M10: 4,759,007 km (0.051 R)
• M11: 5,672,452 km (0.1 R)
• M12: 7,683,496 km (0.074 R)
• M13: 8,087,111 km (0.074 R)
• M14: 9,428,855 km (0.118 R)
• M15: 11,737,299 km (0.084 R)
• M16: 13,393,647 km (0.12 R)
• M17: 13,801,451 km (0.098 R)
• M18: 15,200,191 km (0.104 R)
• M19: 19,735,699 km (0.092 R)
• M20: 21,035,256 km (0.116 R)
• M21: 22,554,273 km (0.105 R)
• M22: 24,489,171 km (0.105 R)
• M23: 29,072,551 km (0.113 R)
• M24: 29,658,376 km (0.097 R)
• M25: 30,752,685 km (0.073 R)
• M26: 33,127,401 km (0.118 R)
• M27: 35,510,944 km (0.073 R)
• M28: 37,200,054 km (0.109 R)
• M29: 39,893,115 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.4

Radius: 13.1

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.51 AU - 11.17 AU

Year: 12025 Days

Day: 5.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,390,581 km

• M1: 163,660 km (0.035 R)
• M2: 575,054 km (0.061 R)
• M3: 3,258,092 km (0.045 R)
• M4: 3,945,644 km (0.108 R)
• M5: 4,728,190 km (0.094 R)
• M6: 5,225,154 km (0.117 R)
• M7: 7,485,129 km (0.068 R)
• M8: 11,465,181 km (0.1 R)
• M9: 12,121,616 km (0.103 R)
• M10: 14,174,997 km (0.065 R)
• M11: 15,001,674 km (0.099 R)
• M12: 16,751,371 km (0.089 R)
• M13: 22,444,169 km (0.049 R)
• M14: 23,094,919 km (0.065 R)
• M15: 23,662,643 km (0.116 R)
• M16: 25,321,983 km (0.029 R)
• M17: 28,437,508 km (0.058 R)
• M18: 28,980,548 km (0.088 R)
• M19: 29,863,774 km (0.088 R)
• M20: 33,456,666 km (0.062 R)
• M21: 38,638,437 km (0.085 R)
• M22: 42,469,489 km (0.079 R)
• M23: 43,609,126 km (0.1 R)
• M24: 44,041,613 km (0.113 R)
• M25: 50,401,767 km (0.107 R)
• M26: 52,488,208 km (0.12 R)
• M27: 53,635,175 km (0.059 R)
• M28: 56,832,530 km (0.066 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 14,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit