🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.87 AU - 2.25 AU

Year: 1120 Days

Day: 22.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.4 AU - 3.96 AU

Year: 2148 Days

Day: 27.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.7

Radius: 10.2

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.54 AU - 5.72 AU

Year: 3773 Days

Day: 10.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,519,180 km

• M1: 127,158 km (0.113 R)
• M2: 472,729 km (0.082 R)
• M3: 1,255,874 km (0.102 R)
• M4: 2,040,066 km (0.047 R)
• M5: 2,628,135 km (0.094 R)
• M6: 2,945,283 km (0.054 R)
• M7: 3,577,783 km (0.073 R)
• M8: 5,215,281 km (0.071 R)
• M9: 5,665,571 km (0.118 R)
• M10: 6,828,096 km (0.085 R)
• M11: 7,498,892 km (0.112 R)
• M12: 9,046,183 km (0.089 R)
• M13: 10,923,337 km (0.073 R)
• M14: 11,885,700 km (0.103 R)
• M15: 12,527,026 km (0.086 R)
• M16: 14,332,972 km (0.114 R)
• M17: 15,006,910 km (0.06 R)
• M18: 16,362,118 km (0.088 R)
• M19: 17,098,289 km (0.094 R)
• M20: 19,252,199 km (0.074 R)
• M21: 20,072,743 km (0.115 R)
• M22: 20,589,005 km (0.089 R)
• M23: 21,180,515 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.7

Radius: 10

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.75 AU - 7.87 AU

Year: 6003 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,519,180 km

• M1: 124,465 km (0.076 R)
• M2: 507,436 km (0.119 R)
• M3: 1,044,792 km (0.038 R)
• M4: 1,922,033 km (0.101 R)
• M5: 2,311,736 km (0.102 R)
• M6: 2,810,645 km (0.085 R)
• M7: 4,915,936 km (0.108 R)
• M8: 6,224,618 km (0.098 R)
• M9: 7,157,211 km (0.042 R)
• M10: 8,140,667 km (0.027 R)
• M11: 8,665,008 km (0.098 R)
• M12: 9,692,296 km (0.095 R)
• M13: 10,561,610 km (0.116 R)
• M14: 11,482,085 km (0.09 R)
• M15: 12,613,644 km (0.056 R)
• M16: 13,261,402 km (0.109 R)
• M17: 14,101,993 km (0.073 R)
• M18: 16,581,129 km (0.114 R)
• M19: 18,916,052 km (0.103 R)
• M20: 24,558,884 km (0.074 R)
• M21: 25,313,755 km (0.054 R)
• M22: 26,257,119 km (0.113 R)
• M23: 29,886,064 km (0.098 R)
• M24: 31,036,771 km (0.115 R)
• M25: 33,019,840 km (0.048 R)
• M26: 34,042,342 km (0.115 R)
• M27: 34,875,602 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.5

Radius: 11.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.69 AU - 7.23 AU

Year: 6954 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,519,180 km

• M1: 157,676 km (0.09 R)
• M2: 534,962 km (0.058 R)
• M3: 1,132,905 km (0.099 R)
• M4: 1,662,930 km (0.074 R)
• M5: 2,510,551 km (0.112 R)
• M6: 3,133,926 km (0.104 R)
• M7: 5,281,702 km (0.081 R)
• M8: 6,677,451 km (0.038 R)
• M9: 9,488,245 km (0.042 R)
• M10: 10,693,705 km (0.059 R)
• M11: 13,916,791 km (0.076 R)
• M12: 15,414,565 km (0.11 R)
• M13: 19,756,044 km (0.088 R)
• M14: 20,283,826 km (0.117 R)
• M15: 20,956,717 km (0.081 R)
• M16: 22,347,229 km (0.1 R)
• M17: 26,887,225 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.2

Radius: 7.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.19 AU - 14.99 AU

Year: 16919 Days

Day: 22.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,519,180 km

• M1: 92,601 km (0.042 R)
• M2: 357,988 km (0.056 R)
• M3: 639,680 km (0.117 R)
• M4: 975,079 km (0.102 R)
• M5: 3,066,607 km (0.091 R)
• M6: 3,327,057 km (0.057 R)
• M7: 4,313,804 km (0.071 R)
• M8: 7,591,942 km (0.109 R)
• M9: 13,387,962 km (0.103 R)
• M10: 16,760,347 km (0.089 R)
• M11: 18,408,766 km (0.075 R)
• M12: 19,034,085 km (0.031 R)
• M13: 22,111,912 km (0.058 R)
• M14: 25,410,096 km (0.116 R)
• M15: 39,907,326 km (0.094 R)
• M16: 40,167,327 km (0.112 R)
• M17: 40,428,376 km (0.118 R)
• M18: 41,351,245 km (0.08 R)
• M19: 49,095,628 km (0.063 R)
• M20: 49,693,869 km (0.118 R)
• M21: 49,994,860 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42

Radius: 7.7

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 14.18 AU - 21.96 AU

Year: 29093 Days

Day: 22.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,519,180 km

• M1: 116,986 km (0.107 R)
• M2: 786,735 km (0.119 R)
• M3: 1,042,548 km (0.072 R)
• M4: 1,501,813 km (0.089 R)
• M5: 3,258,541 km (0.116 R)
• M6: 3,691,327 km (0.097 R)
• M7: 4,213,723 km (0.051 R)
• M8: 6,628,981 km (0.082 R)
• M9: 10,215,590 km (0.111 R)
• M10: 19,040,069 km (0.094 R)
• M11: 23,196,347 km (0.045 R)
• M12: 27,274,534 km (0.047 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 18,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit