🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.79 AU - 0.81 AU

Year: 256 Days

Day: 23.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.38 AU - 1.66 AU

Year: 671 Days

Day: 37.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,698,171 km

• M1: 173,534 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.36 AU - 2.04 AU

Year: 794 Days

Day: 23.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,698,171 km

• M1: 383,868 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.7 AU - 4.84 AU

Year: 3160 Days

Day: 20.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.2

Radius: 11.1

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.27 AU - 6.31 AU

Year: 4358 Days

Day: 10.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,698,171 km

• M1: 138,378 km (0.063 R)
• M2: 541,843 km (0.083 R)
• M3: 1,015,470 km (0.091 R)
• M4: 1,437,336 km (0.08 R)
• M5: 1,937,442 km (0.05 R)
• M6: 2,983,879 km (0.077 R)
• M7: 3,827,013 km (0.081 R)
• M8: 5,198,227 km (0.083 R)
• M9: 5,869,173 km (0.107 R)
• M10: 6,387,231 km (0.094 R)
• M11: 7,253,851 km (0.044 R)
• M12: 8,516,906 km (0.051 R)
• M13: 10,741,726 km (0.074 R)
• M14: 11,168,678 km (0.032 R)
• M15: 12,847,914 km (0.111 R)
• M16: 13,427,007 km (0.105 R)
• M17: 14,741,374 km (0.096 R)
• M18: 20,020,234 km (0.032 R)
• M19: 22,486,206 km (0.051 R)
• M20: 23,186,024 km (0.059 R)
• M21: 24,117,421 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.6

Radius: 14.3

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.6 AU - 12.44 AU

Year: 13102 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,698,171 km

• M1: 180,415 km (0.093 R)
• M2: 1,391,709 km (0.067 R)
• M3: 2,031,389 km (0.11 R)
• M4: 2,720,288 km (0.098 R)
• M5: 3,371,338 km (0.117 R)
• M6: 5,081,241 km (0.061 R)
• M7: 5,696,089 km (0.091 R)
• M8: 6,433,307 km (0.084 R)
• M9: 7,193,862 km (0.1 R)
• M10: 8,098,930 km (0.068 R)
• M11: 9,938,086 km (0.054 R)
• M12: 12,495,910 km (0.107 R)
• M13: 12,961,459 km (0.033 R)
• M14: 14,113,662 km (0.109 R)
• M15: 15,267,360 km (0.118 R)
• M16: 16,621,819 km (0.101 R)
• M17: 17,616,795 km (0.113 R)
• M18: 18,426,119 km (0.104 R)
• M19: 20,437,612 km (0.112 R)
• M20: 21,579,493 km (0.03 R)
• M21: 23,723,829 km (0.04 R)
• M22: 26,290,330 km (0.12 R)
• M23: 26,863,589 km (0.077 R)
• M24: 28,034,940 km (0.105 R)
• M25: 32,186,431 km (0.081 R)
• M26: 32,952,821 km (0.084 R)
• M27: 35,906,481 km (0.032 R)
• M28: 37,327,661 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.4

Radius: 3.7

Gravity: 45.46 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 15.32 AU - 20.64 AU

Year: 27306 Days

Day: 25 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,698,171 km

• M1: 47,273 km (0.118 R)
• M2: 305,628 km (0.068 R)
• M3: 548,725 km (0.109 R)
• M4: 1,134,700 km (0.111 R)
• M5: 1,299,258 km (0.106 R)
• M6: 1,428,660 km (0.049 R)
• M7: 1,602,792 km (0.105 R)
• M8: 2,420,942 km (0.108 R)
• M9: 4,275,507 km (0.099 R)
• M10: 4,675,083 km (0.078 R)
• M11: 5,423,372 km (0.1 R)
• M12: 10,452,104 km (0.098 R)
• M13: 11,040,921 km (0.092 R)
• M14: 12,866,165 km (0.111 R)
• M15: 14,882,744 km (0.106 R)
• M16: 18,194,691 km (0.072 R)
• M17: 22,391,061 km (0.083 R)
• M18: 24,598,228 km (0.088 R)
• M19: 31,407,026 km (0.12 R)
• M20: 32,904,500 km (0.117 R)
• M21: 37,832,853 km (0.082 R)
• M22: 38,750,636 km (0.038 R)
• M23: 40,949,874 km (0.044 R)
• M24: 42,243,148 km (0.082 R)
• M25: 43,396,996 km (0.082 R)
• M26: 47,335,609 km (0.088 R)
• M27: 47,688,959 km (0.092 R)
• M28: 58,717,463 km (0.106 R)
• M29: 68,133,901 km (0.084 R)
• M30: 69,036,725 km (0.11 R)
• M31: 78,260,780 km (0.114 R)
• M32: 79,250,818 km (0.069 R)
• M33: 80,500,110 km (0.034 R)
• M34: 81,003,507 km (0.07 R)
• M35: 84,585,927 km (0.074 R)
• M36: 90,426,527 km (0.076 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 561 - 18,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit