🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.47 AU - 0.69 AU

Year: 169 Days

Day: 44.2 Hours

Environment

Temp: 131 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,990,735 km

• M1: 53,107 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.89 AU - 2.21 AU

Year: 1124 Days

Day: 18.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,990,735 km

• M1: 1,378,844 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.97 AU - 2.83 AU

Year: 1424 Days

Day: 38.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.57 AU - 2.97 AU

Year: 1765 Days

Day: 28.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.86 AU - 3.94 AU

Year: 2400 Days

Day: 34.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,990,735 km

• M1: 46,675 km (0.077 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.5

Radius: 13.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.57 AU - 5.65 AU

Year: 3790 Days

Day: 6.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,990,735 km

• M1: 174,581 km (0.118 R)
• M2: 853,605 km (0.105 R)
• M3: 1,359,845 km (0.077 R)
• M4: 2,041,861 km (0.041 R)
• M5: 2,857,020 km (0.05 R)
• M6: 3,629,095 km (0.1 R)
• M7: 4,210,582 km (0.048 R)
• M8: 4,828,870 km (0.077 R)
• M9: 5,562,049 km (0.099 R)
• M10: 6,459,038 km (0.082 R)
• M11: 7,317,131 km (0.079 R)
• M12: 7,825,913 km (0.1 R)
• M13: 8,467,688 km (0.085 R)
• M14: 11,846,356 km (0.093 R)
• M15: 14,299,013 km (0.102 R)
• M16: 15,423,989 km (0.116 R)
• M17: 16,092,841 km (0.079 R)
• M18: 17,309,670 km (0.091 R)
• M19: 18,093,264 km (0.082 R)
• M20: 21,950,346 km (0.092 R)
• M21: 23,665,336 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 14.1

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.3 AU - 6.44 AU

Year: 5445 Days

Day: 7.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,990,735 km

• M1: 175,329 km (0.103 R)
• M2: 679,623 km (0.102 R)
• M3: 1,374,505 km (0.115 R)
• M4: 2,036,925 km (0.065 R)
• M5: 2,610,034 km (0.097 R)
• M6: 3,104,455 km (0.115 R)
• M7: 3,822,974 km (0.073 R)
• M8: 4,361,975 km (0.086 R)
• M9: 5,007,789 km (0.075 R)
• M10: 6,358,059 km (0.115 R)
• M11: 7,154,518 km (0.079 R)
• M12: 9,993,138 km (0.039 R)
• M13: 10,974,201 km (0.041 R)
• M14: 15,008,556 km (0.117 R)
• M15: 20,449,131 km (0.046 R)
• M16: 21,493,773 km (0.091 R)
• M17: 22,106,377 km (0.075 R)
• M18: 25,772,721 km (0.065 R)
• M19: 26,727,156 km (0.037 R)
• M20: 27,704,927 km (0.101 R)
• M21: 28,798,637 km (0.079 R)
• M22: 34,808,433 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.3

Radius: 4

Gravity: 18.21 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.02 AU - 14.42 AU

Year: 15362 Days

Day: 23 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,990,735 km

• M1: 50,564 km (0.104 R)
• M2: 261,198 km (0.1 R)
• M3: 640,728 km (0.108 R)
• M4: 952,041 km (0.062 R)
• M5: 1,280,558 km (0.045 R)
• M6: 1,620,743 km (0.098 R)
• M7: 1,884,634 km (0.069 R)
• M8: 3,210,969 km (0.083 R)
• M9: 3,861,420 km (0.061 R)
• M10: 4,838,893 km (0.046 R)
• M11: 5,552,923 km (0.118 R)
• M12: 5,829,231 km (0.096 R)
• M13: 6,751,801 km (0.119 R)
• M14: 7,146,739 km (0.105 R)
• M15: 7,767,720 km (0.092 R)
• M16: 8,605,019 km (0.09 R)
• M17: 11,754,054 km (0.1 R)
• M18: 14,404,181 km (0.08 R)
• M19: 18,776,328 km (0.103 R)
• M20: 19,397,907 km (0.059 R)
• M21: 20,113,434 km (0.084 R)
• M22: 21,344,923 km (0.077 R)
• M23: 26,002,354 km (0.086 R)
• M24: 26,289,881 km (0.066 R)
• M25: 26,871,518 km (0.118 R)
• M26: 27,165,627 km (0.05 R)
• M27: 28,668,038 km (0.104 R)
• M28: 31,619,006 km (0.098 R)
• M29: 36,415,413 km (0.085 R)
• M30: 37,869,803 km (0.087 R)
• M31: 39,362,641 km (0.105 R)
• M32: 39,868,730 km (0.08 R)
• M33: 40,251,252 km (0.037 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 16,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit