🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.54 AU - 0.68 AU

Year: 182 Days

Day: 16.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,883,653 km

• M1: 36,203 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.04 AU - 1.06 AU

Year: 412 Days

Day: 47.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.09 AU - 1.29 AU

Year: 497 Days

Day: 15.1 Hours

Environment

Temp: -21 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.7 AU - 2.36 AU

Year: 1107 Days

Day: 30.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.3

Radius: 14.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.32 AU - 6.04 AU

Year: 4514 Days

Day: 9.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,883,653 km

• M1: 182,958 km (0.089 R)
• M2: 1,051,224 km (0.065 R)
• M3: 1,573,470 km (0.104 R)
• M4: 2,509,355 km (0.117 R)
• M5: 3,037,734 km (0.048 R)
• M6: 3,513,755 km (0.063 R)
• M7: 4,955,280 km (0.096 R)
• M8: 5,420,230 km (0.116 R)
• M9: 6,096,263 km (0.107 R)
• M10: 6,927,728 km (0.07 R)
• M11: 7,405,992 km (0.113 R)
• M12: 8,315,547 km (0.116 R)
• M13: 9,015,516 km (0.118 R)
• M14: 10,712,704 km (0.062 R)
• M15: 12,119,073 km (0.047 R)
• M16: 12,714,921 km (0.073 R)
• M17: 14,073,420 km (0.119 R)
• M18: 18,795,626 km (0.103 R)
• M19: 19,527,758 km (0.086 R)
• M20: 23,097,313 km (0.097 R)
• M21: 25,115,837 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688

Radius: 9.2

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.18 AU - 5.98 AU

Year: 5047 Days

Day: 9 Hours

Environment

Temp: -152 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,883,653 km

• M1: 114,442 km (0.076 R)
• M2: 659,577 km (0.077 R)
• M3: 1,552,377 km (0.117 R)
• M4: 1,844,392 km (0.072 R)
• M5: 3,261,682 km (0.085 R)
• M6: 3,637,323 km (0.118 R)
• M7: 4,279,247 km (0.113 R)
• M8: 5,640,139 km (0.113 R)
• M9: 7,029,006 km (0.073 R)
• M10: 8,829,566 km (0.06 R)
• M11: 9,857,901 km (0.055 R)
• M12: 11,288,207 km (0.108 R)
• M13: 11,762,282 km (0.117 R)
• M14: 12,299,039 km (0.098 R)
• M15: 17,260,303 km (0.107 R)
• M16: 20,422,503 km (0.11 R)
• M17: 21,557,053 km (0.097 R)
• M18: 23,184,828 km (0.079 R)
• M19: 26,517,419 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 10.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.58 AU - 8.96 AU

Year: 7505 Days

Day: 9.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,883,653 km

• M1: 128,505 km (0.105 R)
• M2: 574,905 km (0.086 R)
• M3: 1,549,236 km (0.078 R)
• M4: 2,983,730 km (0.069 R)
• M5: 3,979,453 km (0.112 R)
• M6: 4,479,259 km (0.118 R)
• M7: 4,835,452 km (0.082 R)
• M8: 5,405,270 km (0.079 R)
• M9: 7,043,965 km (0.114 R)
• M10: 8,069,309 km (0.117 R)
• M11: 10,996,640 km (0.077 R)
• M12: 12,874,094 km (0.096 R)
• M13: 13,284,141 km (0.037 R)
• M14: 14,293,029 km (0.091 R)
• M15: 14,732,847 km (0.107 R)
• M16: 15,872,035 km (0.12 R)
• M17: 16,764,087 km (0.084 R)
• M18: 18,453,795 km (0.064 R)
• M19: 21,446,052 km (0.114 R)
• M20: 22,022,751 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.3

Radius: 3.5

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 17.7 AU - 19.14 AU

Year: 30269 Days

Day: 15.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,883,653 km

• M1: 44,431 km (0.112 R)
• M2: 333,154 km (0.111 R)
• M3: 592,408 km (0.067 R)
• M4: 2,101,850 km (0.068 R)
• M5: 3,030,703 km (0.064 R)
• M6: 3,662,006 km (0.08 R)
• M7: 3,819,234 km (0.113 R)
• M8: 7,355,877 km (0.058 R)
• M9: 7,522,379 km (0.081 R)
• M10: 7,993,313 km (0.109 R)
• M11: 8,529,023 km (0.085 R)
• M12: 11,796,540 km (0.073 R)
• M13: 17,746,496 km (0.037 R)
• M14: 30,356,101 km (0.093 R)
• M15: 34,590,468 km (0.101 R)
• M16: 39,709,857 km (0.078 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 18,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit