🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.45 AU - 0.69 AU

Year: 150 Days

Day: 29.4 Hours

Environment

Temp: 239 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.84 AU - 1.84 AU

Year: 869 Days

Day: 17.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.36 AU - 2.38 AU

Year: 1271 Days

Day: 24.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 8.7

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.75 AU - 6.91 AU

Year: 4902 Days

Day: 13.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,025,396 km

• M1: 108,309 km (0.063 R)
• M2: 629,059 km (0.075 R)
• M3: 1,586,037 km (0.089 R)
• M4: 1,925,773 km (0.111 R)
• M5: 2,375,913 km (0.112 R)
• M6: 2,736,893 km (0.072 R)
• M7: 3,153,074 km (0.053 R)
• M8: 3,759,095 km (0.1 R)
• M9: 4,416,728 km (0.079 R)
• M10: 4,785,785 km (0.097 R)
• M11: 5,202,116 km (0.096 R)
• M12: 6,535,033 km (0.078 R)
• M13: 6,884,943 km (0.109 R)
• M14: 8,191,082 km (0.086 R)
• M15: 8,787,678 km (0.081 R)
• M16: 9,333,262 km (0.066 R)
• M17: 9,655,047 km (0.082 R)
• M18: 11,467,724 km (0.11 R)
• M19: 11,790,556 km (0.093 R)
• M20: 12,214,367 km (0.099 R)
• M21: 12,746,337 km (0.051 R)
• M22: 13,092,806 km (0.033 R)
• M23: 14,757,381 km (0.084 R)
• M24: 15,249,857 km (0.085 R)
• M25: 18,002,009 km (0.066 R)
• M26: 19,267,607 km (0.12 R)
• M27: 23,493,448 km (0.099 R)
• M28: 24,619,920 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 14.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.44 AU - 6.7 AU

Year: 5208 Days

Day: 10.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,025,396 km

• M1: 185,352 km (0.06 R)
• M2: 638,783 km (0.097 R)
• M3: 2,456,247 km (0.096 R)
• M4: 3,077,228 km (0.094 R)
• M5: 3,577,483 km (0.11 R)
• M6: 4,108,257 km (0.119 R)
• M7: 6,057,068 km (0.073 R)
• M8: 6,679,246 km (0.084 R)
• M9: 7,416,165 km (0.088 R)
• M10: 7,975,511 km (0.063 R)
• M11: 8,482,798 km (0.086 R)
• M12: 11,158,804 km (0.117 R)
• M13: 12,045,920 km (0.116 R)
• M14: 14,932,560 km (0.073 R)
• M15: 16,256,501 km (0.063 R)
• M16: 17,722,860 km (0.055 R)
• M17: 18,387,373 km (0.032 R)
• M18: 19,068,343 km (0.114 R)
• M19: 19,695,607 km (0.104 R)
• M20: 22,266,745 km (0.059 R)
• M21: 33,177,367 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 12.1

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.59 AU - 15.43 AU

Year: 16342 Days

Day: 5.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,025,396 km

• M1: 150,495 km (0.047 R)
• M2: 620,831 km (0.082 R)
• M3: 1,590,375 km (0.115 R)
• M4: 2,309,941 km (0.118 R)
• M5: 2,705,777 km (0.051 R)
• M6: 4,312,907 km (0.072 R)
• M7: 6,482,824 km (0.12 R)
• M8: 7,162,148 km (0.095 R)
• M9: 8,269,471 km (0.086 R)
• M10: 11,615,377 km (0.069 R)
• M11: 13,140,976 km (0.111 R)
• M12: 13,921,428 km (0.083 R)
• M13: 15,312,240 km (0.087 R)
• M14: 20,672,182 km (0.12 R)
• M15: 22,227,102 km (0.109 R)
• M16: 23,683,138 km (0.101 R)
• M17: 24,838,782 km (0.086 R)
• M18: 30,768,542 km (0.111 R)
• M19: 32,036,833 km (0.114 R)
• M20: 33,560,188 km (0.08 R)
• M21: 39,518,821 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.5

Radius: 6.7

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 14.18 AU - 16.74 AU

Year: 21169 Days

Day: 24.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,025,396 km

• M1: 83,326 km (0.101 R)
• M2: 339,438 km (0.051 R)
• M3: 870,660 km (0.073 R)
• M4: 1,156,092 km (0.099 R)
• M5: 1,994,289 km (0.115 R)
• M6: 2,429,021 km (0.069 R)
• M7: 2,657,307 km (0.103 R)
• M8: 3,052,545 km (0.113 R)
• M9: 3,291,752 km (0.11 R)
• M10: 3,778,094 km (0.045 R)
• M11: 4,149,396 km (0.11 R)
• M12: 5,964,018 km (0.115 R)
• M13: 6,254,537 km (0.109 R)
• M14: 7,137,015 km (0.099 R)
• M15: 7,512,356 km (0.064 R)
• M16: 9,421,674 km (0.056 R)
• M17: 9,816,163 km (0.118 R)
• M18: 12,418,718 km (0.072 R)
• M19: 17,806,036 km (0.097 R)
• M20: 19,026,007 km (0.11 R)
• M21: 23,425,830 km (0.032 R)
• M22: 25,533,813 km (0.091 R)
• M23: 26,522,356 km (0.082 R)
• M24: 27,995,147 km (0.115 R)
• M25: 28,810,306 km (0.116 R)
• M26: 40,154,312 km (0.099 R)
• M27: 42,548,926 km (0.043 R)
• M28: 51,505,201 km (0.108 R)
• M29: 51,852,716 km (0.084 R)
• M30: 57,813,593 km (0.042 R)
• M31: 63,216,320 km (0.064 R)
• M32: 66,449,878 km (0.113 R)
• M33: 68,107,273 km (0.108 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 11,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit