🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.19 AU - 1.55 AU

Year: 601 Days

Day: 30.1 Hours

Environment

Temp: -28 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.05 AU - 1.73 AU

Year: 614 Days

Day: 18.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.55 AU - 1.55 AU

Year: 723 Days

Day: 34.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.01 AU - 2.19 AU

Year: 1140 Days

Day: 21.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,454,762 km

• M1: 44,580 km (0.106 R)

Asteroid Belt

Center: 2.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.89 AU - 4.13 AU

Year: 2464 Days

Day: 17.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.3

Radius: 13.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.21 AU - 7.21 AU

Year: 6513 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,454,762 km

• M1: 470,037 km (0.105 R)
• M2: 1,212,491 km (0.031 R)
• M3: 1,766,003 km (0.078 R)
• M4: 3,472,466 km (0.095 R)
• M5: 3,971,524 km (0.111 R)
• M6: 5,683,971 km (0.089 R)
• M7: 6,615,816 km (0.095 R)
• M8: 9,486,300 km (0.086 R)
• M9: 12,497,705 km (0.093 R)
• M10: 16,868,955 km (0.109 R)
• M11: 17,898,338 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.4

Radius: 9.6

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.1 AU - 10.44 AU

Year: 10577 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,454,762 km

• M1: 119,529 km (0.094 R)
• M2: 469,737 km (0.107 R)
• M3: 1,402,779 km (0.039 R)
• M4: 2,064,750 km (0.079 R)
• M5: 2,645,040 km (0.097 R)
• M6: 3,560,429 km (0.073 R)
• M7: 3,925,299 km (0.104 R)
• M8: 5,264,648 km (0.094 R)
• M9: 6,703,331 km (0.06 R)
• M10: 7,185,784 km (0.117 R)
• M11: 7,932,427 km (0.111 R)
• M12: 8,557,746 km (0.106 R)
• M13: 9,170,798 km (0.112 R)
• M14: 9,488,095 km (0.078 R)
• M15: 10,049,087 km (0.103 R)
• M16: 10,582,703 km (0.045 R)
• M17: 12,351,997 km (0.115 R)
• M18: 13,950,600 km (0.12 R)
• M19: 15,941,448 km (0.106 R)
• M20: 19,793,893 km (0.098 R)
• M21: 20,943,552 km (0.059 R)
• M22: 21,654,292 km (0.074 R)
• M23: 21,975,179 km (0.073 R)
• M24: 24,225,879 km (0.041 R)
• M25: 24,833,546 km (0.096 R)
• M26: 25,629,855 km (0.099 R)
• M27: 27,087,238 km (0.087 R)
• M28: 28,599,074 km (0.05 R)
• M29: 32,939,955 km (0.093 R)
• M30: 33,258,150 km (0.117 R)
• M31: 39,344,838 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.1

Radius: 6.8

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 14.43 AU - 20.13 AU

Year: 26918 Days

Day: 15.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,454,762 km

• M1: 84,523 km (0.113 R)
• M2: 477,516 km (0.081 R)
• M3: 832,961 km (0.098 R)
• M4: 1,179,579 km (0.046 R)
• M5: 1,820,157 km (0.113 R)
• M6: 6,425,079 km (0.112 R)
• M7: 9,829,478 km (0.091 R)
• M8: 10,071,527 km (0.083 R)
• M9: 13,222,806 km (0.091 R)
• M10: 17,149,451 km (0.063 R)
• M11: 18,126,924 km (0.03 R)
• M12: 23,793,541 km (0.089 R)
• M13: 24,784,328 km (0.104 R)
• M14: 26,379,939 km (0.11 R)
• M15: 40,276,833 km (0.068 R)
• M16: 46,944,859 km (0.091 R)
• M17: 48,851,334 km (0.118 R)
• M18: 51,170,400 km (0.108 R)
• M19: 54,690,139 km (0.114 R)
• M20: 60,977,438 km (0.063 R)
• M21: 61,590,491 km (0.118 R)
• M22: 67,511,425 km (0.099 R)
• M23: 74,496,897 km (0.11 R)
• M24: 78,283,818 km (0.115 R)
• M25: 79,493,167 km (0.034 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 20,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit