🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.5 AU - 0.56 AU

Year: 164 Days

Day: 22.2 Hours

Environment

Temp: 99 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.66 AU - 0.66 AU

Year: 228 Days

Day: 28 Hours

Environment

Temp: 29 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.03 AU - 2.45 AU

Year: 1423 Days

Day: 37 Hours

Environment

Temp: -111 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,148,437 km

• M1: 2,255,038 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.82 AU - 3 AU

Year: 1589 Days

Day: 46.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,148,437 km

• M1: 1,495,530 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.39 AU - 2.69 AU

Year: 1719 Days

Day: 31.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,148,437 km

• M1: 101,128 km (0.041 R)

Asteroid Belt

Center: 2.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.5

Radius: 13.7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.06 AU - 3.1 AU

Year: 2295 Days

Day: 10 Hours

Environment

Temp: -135 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,148,437 km

• M1: 172,187 km (0.046 R)
• M2: 1,065,735 km (0.064 R)
• M3: 1,499,270 km (0.027 R)
• M4: 3,409,635 km (0.12 R)
• M5: 3,981,099 km (0.093 R)
• M6: 4,675,083 km (0.114 R)
• M7: 7,172,021 km (0.075 R)
• M8: 7,689,480 km (0.108 R)
• M9: 8,115,535 km (0.116 R)
• M10: 9,554,068 km (0.116 R)
• M11: 11,409,830 km (0.069 R)
• M12: 12,078,831 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.5

Radius: 8.2

Gravity: 10.97 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.06 AU - 7.94 AU

Year: 7864 Days

Day: 8.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,148,437 km

• M1: 102,026 km (0.117 R)
• M2: 388,356 km (0.084 R)
• M3: 723,605 km (0.093 R)
• M4: 979,866 km (0.116 R)
• M5: 1,508,994 km (0.076 R)
• M6: 1,846,487 km (0.095 R)
• M7: 2,286,155 km (0.081 R)
• M8: 3,983,193 km (0.113 R)
• M9: 4,327,118 km (0.065 R)
• M10: 5,165,914 km (0.034 R)
• M11: 5,771,785 km (0.09 R)
• M12: 6,317,967 km (0.117 R)
• M13: 6,676,403 km (0.111 R)
• M14: 7,010,605 km (0.1 R)
• M15: 7,712,668 km (0.112 R)
• M16: 9,766,647 km (0.099 R)
• M17: 10,641,794 km (0.11 R)
• M18: 11,888,692 km (0.06 R)
• M19: 12,942,759 km (0.087 R)
• M20: 13,639,735 km (0.07 R)
• M21: 14,545,999 km (0.083 R)
• M22: 17,435,781 km (0.102 R)
• M23: 18,213,990 km (0.112 R)
• M24: 19,536,884 km (0.069 R)
• M25: 20,844,219 km (0.038 R)
• M26: 22,455,538 km (0.095 R)
• M27: 23,889,134 km (0.083 R)
• M28: 27,976,896 km (0.115 R)
• M29: 28,264,872 km (0.045 R)
• M30: 35,002,461 km (0.119 R)
• M31: 38,562,741 km (0.112 R)
• M32: 39,038,911 km (0.093 R)
• M33: 40,860,115 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.7

Radius: 5.9

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 11.41 AU - 16.51 AU

Year: 22146 Days

Day: 19.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,148,437 km

• M1: 73,453 km (0.083 R)
• M2: 316,100 km (0.113 R)
• M3: 543,788 km (0.063 R)
• M4: 872,305 km (0.081 R)
• M5: 1,479,822 km (0.078 R)
• M6: 3,753,710 km (0.039 R)
• M7: 7,423,944 km (0.104 R)
• M8: 8,474,719 km (0.049 R)
• M9: 10,867,388 km (0.081 R)
• M10: 16,482,245 km (0.049 R)
• M11: 16,933,881 km (0.101 R)
• M12: 20,329,004 km (0.117 R)
• M13: 26,129,961 km (0.041 R)
• M14: 28,320,672 km (0.046 R)
• M15: 29,515,510 km (0.044 R)
• M16: 33,540,890 km (0.053 R)
• M17: 35,372,566 km (0.07 R)
• M18: 37,270,066 km (0.109 R)
• M19: 38,836,056 km (0.1 R)
• M20: 39,501,168 km (0.089 R)
• M21: 43,083,439 km (0.119 R)
• M22: 45,686,591 km (0.091 R)
• M23: 46,278,849 km (0.115 R)
• M24: 46,576,998 km (0.105 R)
• M25: 47,479,073 km (0.103 R)
• M26: 49,628,794 km (0.092 R)
• M27: 54,452,428 km (0.098 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 12,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit