🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.48 AU - 0.7 AU

Year: 297 Days

Day: 19.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,878,319 km

• M1: 41,289 km (0.086 R)
• M2: 66,421 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.54 AU - 0.74 AU

Year: 336 Days

Day: 45 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.8

Radius: 6.2

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.81 AU - 7.35 AU

Year: 12358 Days

Day: 18.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,878,319 km

• M1: 78,240 km (0.097 R)
• M2: 276,008 km (0.119 R)
• M3: 535,411 km (0.041 R)
• M4: 859,589 km (0.103 R)
• M5: 1,334,563 km (0.088 R)
• M6: 2,309,791 km (0.101 R)
• M7: 2,563,360 km (0.108 R)
• M8: 2,967,573 km (0.067 R)
• M9: 3,512,708 km (0.073 R)
• M10: 3,875,782 km (0.106 R)
• M11: 5,313,716 km (0.077 R)
• M12: 6,262,616 km (0.085 R)
• M13: 7,278,684 km (0.059 R)
• M14: 7,956,064 km (0.094 R)
• M15: 8,628,506 km (0.026 R)
• M16: 10,188,513 km (0.098 R)
• M17: 11,420,002 km (0.112 R)
• M18: 12,042,629 km (0.064 R)
• M19: 12,450,582 km (0.089 R)
• M20: 12,687,695 km (0.084 R)
• M21: 13,982,763 km (0.107 R)
• M22: 20,869,950 km (0.086 R)
• M23: 21,289,123 km (0.09 R)
• M24: 23,831,988 km (0.087 R)
• M25: 25,223,547 km (0.057 R)
• M26: 27,361,301 km (0.117 R)
• M27: 27,964,629 km (0.116 R)
• M28: 38,861,936 km (0.118 R)
• M29: 41,572,949 km (0.089 R)
• M30: 43,721,174 km (0.117 R)
• M31: 44,269,451 km (0.035 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.7

Radius: 4.5

Gravity: 11.69 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.81 AU - 9.23 AU

Year: 14899 Days

Day: 19.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,878,319 km

• M1: 92,302 km (0.09 R)
• M2: 238,908 km (0.092 R)
• M3: 417,228 km (0.08 R)
• M4: 610,359 km (0.077 R)
• M5: 890,107 km (0.116 R)
• M6: 1,180,926 km (0.117 R)
• M7: 1,425,668 km (0.109 R)
• M8: 1,588,281 km (0.062 R)
• M9: 2,134,762 km (0.071 R)
• M10: 2,777,284 km (0.093 R)
• M11: 3,120,612 km (0.112 R)
• M12: 3,917,669 km (0.091 R)
• M13: 4,433,632 km (0.096 R)
• M14: 4,722,954 km (0.044 R)
• M15: 5,117,444 km (0.094 R)
• M16: 5,800,957 km (0.112 R)
• M17: 6,182,282 km (0.073 R)
• M18: 9,856,705 km (0.102 R)
• M19: 10,002,862 km (0.068 R)
• M20: 11,760,487 km (0.114 R)
• M21: 17,598,694 km (0.063 R)
• M22: 19,141,496 km (0.059 R)
• M23: 19,829,347 km (0.061 R)
• M24: 22,661,684 km (0.06 R)
• M25: 23,344,897 km (0.064 R)
• M26: 30,431,648 km (0.114 R)
• M27: 32,645,696 km (0.097 R)
• M28: 32,970,473 km (0.118 R)
• M29: 33,297,494 km (0.105 R)
• M30: 33,626,609 km (0.09 R)
• M31: 38,585,330 km (0.118 R)
• M32: 40,673,118 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 14,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit