🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.85 AU - 0.97 AU

Year: 324 Days

Day: 31.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.13 AU - 1.15 AU

Year: 454 Days

Day: 30.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 118.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.49 AU - 1.99 AU

Year: 856 Days

Day: 33.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.95 AU - 2.07 AU

Year: 1062 Days

Day: 18.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671

Radius: 14.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.08 AU - 5.38 AU

Year: 4459 Days

Day: 10.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 100,856,696 km

• M1: 182,809 km (0.074 R)
• M2: 1,033,721 km (0.06 R)
• M3: 2,482,726 km (0.116 R)
• M4: 4,501,699 km (0.081 R)
• M5: 6,506,460 km (0.053 R)
• M6: 7,381,458 km (0.079 R)
• M7: 9,606,726 km (0.089 R)
• M8: 10,873,521 km (0.058 R)
• M9: 17,614,700 km (0.078 R)
• M10: 20,504,333 km (0.108 R)
• M11: 24,601,370 km (0.091 R)
• M12: 27,535,433 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.5

Radius: 9.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.89 AU - 9.19 AU

Year: 10132 Days

Day: 11.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 100,856,696 km

• M1: 590,762 km (0.118 R)
• M2: 2,397,455 km (0.061 R)
• M3: 3,386,447 km (0.114 R)
• M4: 4,266,082 km (0.085 R)
• M5: 4,840,987 km (0.11 R)
• M6: 5,556,065 km (0.067 R)
• M7: 6,538,474 km (0.105 R)
• M8: 7,088,845 km (0.09 R)
• M9: 13,353,256 km (0.058 R)
• M10: 15,341,710 km (0.109 R)
• M11: 16,189,781 km (0.092 R)
• M12: 17,650,305 km (0.06 R)
• M13: 19,335,375 km (0.059 R)
• M14: 19,684,836 km (0.04 R)
• M15: 27,415,755 km (0.088 R)
• M16: 28,303,169 km (0.079 R)
• M17: 29,948,297 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.4

Radius: 12.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 10.4 AU - 13.4 AU

Year: 15303 Days

Day: 6.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,856,696 km

• M1: 154,983 km (0.099 R)
• M2: 599,289 km (0.119 R)
• M3: 1,444,218 km (0.108 R)
• M4: 2,814,983 km (0.112 R)
• M5: 3,613,836 km (0.091 R)
• M6: 4,008,475 km (0.119 R)
• M7: 6,355,366 km (0.096 R)
• M8: 7,280,031 km (0.095 R)
• M9: 9,137,139 km (0.038 R)
• M10: 10,824,453 km (0.114 R)
• M11: 11,590,693 km (0.096 R)
• M12: 12,017,945 km (0.108 R)
• M13: 12,710,882 km (0.081 R)
• M14: 13,970,197 km (0.072 R)
• M15: 18,910,218 km (0.076 R)
• M16: 20,021,730 km (0.094 R)
• M17: 22,562,949 km (0.099 R)
• M18: 23,038,371 km (0.114 R)
• M19: 26,241,411 km (0.064 R)
• M20: 35,015,925 km (0.072 R)
• M21: 42,752,827 km (0.072 R)
• M22: 47,094,457 km (0.03 R)
• M23: 48,815,431 km (0.112 R)
• M24: 50,577,993 km (0.104 R)
• M25: 53,890,838 km (0.116 R)
• M26: 55,083,731 km (0.083 R)
• M27: 58,053,847 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.3

Radius: 5.2

Gravity: 34.63 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 15.78 AU - 18.2 AU

Year: 26106 Days

Day: 15.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 100,856,696 km

• M1: 68,965 km (0.116 R)
• M2: 301,739 km (0.07 R)
• M3: 595,699 km (0.116 R)
• M4: 907,909 km (0.102 R)
• M5: 1,856,659 km (0.097 R)
• M6: 2,138,053 km (0.1 R)
• M7: 3,524,675 km (0.085 R)
• M8: 3,686,840 km (0.029 R)
• M9: 4,925,659 km (0.118 R)
• M10: 5,595,260 km (0.082 R)
• M11: 6,910,225 km (0.109 R)
• M12: 7,966,984 km (0.037 R)
• M13: 8,592,154 km (0.114 R)
• M14: 10,596,167 km (0.091 R)
• M15: 11,563,467 km (0.061 R)
• M16: 12,968,490 km (0.111 R)
• M17: 14,073,868 km (0.094 R)
• M18: 16,742,694 km (0.115 R)
• M19: 17,202,558 km (0.118 R)
• M20: 19,326,399 km (0.064 R)
• M21: 25,147,552 km (0.111 R)
• M22: 29,438,916 km (0.098 R)
• M23: 34,488,443 km (0.092 R)
• M24: 34,784,646 km (0.118 R)
• M25: 36,906,692 km (0.066 R)
• M26: 39,922,585 km (0.075 R)
• M27: 40,907,987 km (0.114 R)
• M28: 47,528,740 km (0.116 R)
• M29: 49,948,036 km (0.102 R)
• M30: 51,476,927 km (0.044 R)
• M31: 55,435,137 km (0.04 R)
• M32: 57,904,848 km (0.107 R)
• M33: 58,113,836 km (0.081 R)
• M34: 65,072,830 km (0.042 R)
• M35: 71,600,084 km (0.095 R)
• M36: 73,542,014 km (0.116 R)
• M37: 74,032,994 km (0.081 R)
• M38: 78,039,524 km (0.076 R)
• M39: 84,048,422 km (0.065 R)
• M40: 85,936,646 km (0.115 R)
• M41: 90,921,547 km (0.117 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: 242 - 13,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit