🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.93 AU - 1.47 AU

Year: 460 Days

Day: 36.1 Hours

Environment

Temp: 31 °C

Axial Tilt: 17.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.24 AU - 1.82 AU

Year: 662 Days

Day: 23.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,013,046 km

• M1: 40,391 km (0.029 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.64 AU - 2.02 AU

Year: 866 Days

Day: 18.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,013,046 km

• M1: 68,366 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.82 AU - 1.94 AU

Year: 902 Days

Day: 37.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.22 AU - 3.52 AU

Year: 2164 Days

Day: 45 Hours

Environment

Temp: -108 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.3

Radius: 10.3

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.19 AU - 13.77 AU

Year: 14506 Days

Day: 13.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,013,046 km

• M1: 128,205 km (0.118 R)
• M2: 512,373 km (0.069 R)
• M3: 1,022,501 km (0.059 R)
• M4: 2,078,214 km (0.102 R)
• M5: 2,578,618 km (0.049 R)
• M6: 4,491,227 km (0.098 R)
• M7: 6,709,913 km (0.112 R)
• M8: 7,724,785 km (0.029 R)
• M9: 8,141,415 km (0.107 R)
• M10: 8,705,250 km (0.067 R)
• M11: 9,388,014 km (0.118 R)
• M12: 10,106,234 km (0.082 R)
• M13: 13,528,135 km (0.103 R)
• M14: 17,229,336 km (0.119 R)
• M15: 17,797,808 km (0.056 R)
• M16: 20,041,328 km (0.098 R)
• M17: 20,511,813 km (0.112 R)
• M18: 23,145,932 km (0.082 R)
• M19: 26,651,459 km (0.057 R)
• M20: 27,508,056 km (0.074 R)
• M21: 31,643,839 km (0.115 R)
• M22: 37,344,416 km (0.086 R)
• M23: 38,416,733 km (0.116 R)
• M24: 39,264,804 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.4

Radius: 6

Gravity: 14.12 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 17.05 AU - 19.35 AU

Year: 27163 Days

Day: 21.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,013,046 km

• M1: 75,397 km (0.088 R)
• M2: 566,976 km (0.093 R)
• M3: 1,927,718 km (0.096 R)
• M4: 3,819,383 km (0.094 R)
• M5: 5,558,458 km (0.092 R)
• M6: 7,314,438 km (0.079 R)
• M7: 7,869,746 km (0.12 R)
• M8: 9,645,323 km (0.086 R)
• M9: 13,000,803 km (0.044 R)
• M10: 13,514,971 km (0.105 R)
• M11: 14,118,897 km (0.096 R)
• M12: 17,061,039 km (0.081 R)
• M13: 17,945,611 km (0.1 R)
• M14: 19,902,052 km (0.105 R)
• M15: 24,232,910 km (0.056 R)
• M16: 25,805,633 km (0.112 R)
• M17: 27,206,617 km (0.097 R)
• M18: 33,866,564 km (0.106 R)
• M19: 36,838,176 km (0.112 R)
• M20: 40,908,435 km (0.06 R)
• M21: 41,535,849 km (0.064 R)
• M22: 42,649,156 km (0.045 R)
• M23: 43,619,149 km (0.079 R)
• M24: 52,835,126 km (0.111 R)
• M25: 57,992,961 km (0.056 R)
• M26: 60,591,925 km (0.084 R)
• M27: 63,476,471 km (0.113 R)
• M28: 68,192,245 km (0.071 R)
• M29: 77,116,356 km (0.12 R)
• M30: 81,732,797 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346

Radius: 3.4

Gravity: 29.93 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 17.72 AU - 21.96 AU

Year: 30916 Days

Day: 18.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,013,046 km

• M1: 42,336 km (0.113 R)
• M2: 284,086 km (0.109 R)
• M3: 426,204 km (0.118 R)
• M4: 750,084 km (0.104 R)
• M5: 1,338,003 km (0.032 R)
• M6: 1,782,010 km (0.104 R)
• M7: 3,196,757 km (0.074 R)
• M8: 3,634,331 km (0.109 R)
• M9: 4,312,159 km (0.073 R)
• M10: 4,808,524 km (0.102 R)
• M11: 6,846,047 km (0.042 R)
• M12: 9,862,988 km (0.119 R)
• M13: 13,959,576 km (0.068 R)
• M14: 16,926,999 km (0.033 R)
• M15: 17,444,608 km (0.071 R)
• M16: 18,421,183 km (0.113 R)
• M17: 19,339,863 km (0.088 R)
• M18: 21,467,893 km (0.099 R)
• M19: 25,278,151 km (0.087 R)
• M20: 30,390,508 km (0.084 R)
• M21: 31,670,916 km (0.114 R)
• M22: 35,446,318 km (0.12 R)
• M23: 37,732,921 km (0.074 R)
• M24: 49,768,519 km (0.107 R)
• M25: 50,828,869 km (0.085 R)
• M26: 51,904,328 km (0.119 R)
• M27: 54,100,574 km (0.115 R)
• M28: 56,932,013 km (0.116 R)
• M29: 59,266,936 km (0.093 R)
• M30: 64,334,863 km (0.098 R)
• M31: 70,124,301 km (0.102 R)
• M32: 76,251,381 km (0.071 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 18,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit