🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.69 AU - 0.87 AU

Year: 258 Days

Day: 33.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,277,238 km

• M1: 238,758 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.85 AU - 0.99 AU

Year: 331 Days

Day: 28.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.42 AU - 1.64 AU

Year: 709 Days

Day: 14.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,277,238 km

• M1: 961,914 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.65 AU - 2.01 AU

Year: 928 Days

Day: 17.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,277,238 km

• M1: 37,848 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.14 AU - 2.32 AU

Year: 1248 Days

Day: 45.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.7

Radius: 7.5

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 9.37 AU - 15.03 AU

Year: 15969 Days

Day: 15.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 104,277,238 km

• M1: 118,332 km (0.109 R)
• M2: 378,333 km (0.052 R)
• M3: 6,099,704 km (0.114 R)
• M4: 11,174,512 km (0.035 R)
• M5: 12,616,336 km (0.066 R)
• M6: 16,417,618 km (0.037 R)
• M7: 20,657,222 km (0.054 R)
• M8: 22,332,868 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.9

Radius: 7.6

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 11.87 AU - 13.07 AU

Year: 16502 Days

Day: 16.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,277,238 km

• M1: 108,309 km (0.105 R)
• M2: 441,015 km (0.093 R)
• M3: 1,776,325 km (0.071 R)
• M4: 4,101,076 km (0.076 R)
• M5: 5,434,591 km (0.099 R)
• M6: 5,732,590 km (0.046 R)
• M7: 6,080,854 km (0.108 R)
• M8: 8,327,814 km (0.066 R)
• M9: 10,783,613 km (0.054 R)
• M10: 11,617,771 km (0.109 R)
• M11: 13,213,082 km (0.051 R)
• M12: 13,890,312 km (0.059 R)
• M13: 16,832,304 km (0.096 R)
• M14: 17,466,898 km (0.085 R)
• M15: 26,266,843 km (0.098 R)
• M16: 30,485,503 km (0.076 R)
• M17: 36,563,814 km (0.075 R)
• M18: 37,226,084 km (0.113 R)
• M19: 43,996,135 km (0.053 R)
• M20: 53,896,373 km (0.048 R)
• M21: 56,496,384 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.2

Radius: 5.9

Gravity: 21.24 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.34 AU - 22.54 AU

Year: 30889 Days

Day: 19 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 104,277,238 km

• M1: 75,397 km (0.116 R)
• M2: 347,217 km (0.091 R)
• M3: 576,401 km (0.068 R)
• M4: 1,080,396 km (0.114 R)
• M5: 1,587,084 km (0.07 R)
• M6: 2,312,185 km (0.103 R)
• M7: 2,830,990 km (0.069 R)
• M8: 3,177,758 km (0.077 R)
• M9: 3,617,576 km (0.101 R)
• M10: 4,352,400 km (0.07 R)
• M11: 5,701,474 km (0.113 R)
• M12: 7,150,629 km (0.118 R)
• M13: 9,380,235 km (0.043 R)
• M14: 10,892,071 km (0.084 R)
• M15: 11,382,752 km (0.09 R)
• M16: 12,034,999 km (0.109 R)
• M17: 12,408,096 km (0.076 R)
• M18: 13,177,179 km (0.077 R)
• M19: 13,573,464 km (0.112 R)
• M20: 16,849,059 km (0.101 R)
• M21: 17,983,908 km (0.096 R)
• M22: 18,867,732 km (0.111 R)
• M23: 20,935,175 km (0.067 R)
• M24: 24,908,045 km (0.105 R)
• M25: 25,513,767 km (0.065 R)
• M26: 29,355,889 km (0.091 R)
• M27: 32,263,623 km (0.071 R)
• M28: 34,008,533 km (0.098 R)
• M29: 35,054,820 km (0.117 R)
• M30: 41,618,277 km (0.109 R)
• M31: 42,987,696 km (0.106 R)
• M32: 46,542,441 km (0.105 R)
• M33: 62,277,594 km (0.104 R)
• M34: 64,293,724 km (0.11 R)
• M35: 66,816,393 km (0.116 R)
• M36: 68,219,771 km (0.103 R)
• M37: 73,039,814 km (0.082 R)
• M38: 75,280,940 km (0.105 R)
• M39: 78,339,767 km (0.11 R)
• M40: 80,424,414 km (0.075 R)
• M41: 84,432,440 km (0.098 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 16,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit