🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.5 AU - 0.74 AU

Year: 179 Days

Day: 47.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,098,079 km

• M1: 349,012 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.64 AU - 3.8 AU

Year: 2634 Days

Day: 17.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.4

Radius: 9.7

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.98 AU - 5.86 AU

Year: 4632 Days

Day: 6.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,098,079 km

• M1: 120,875 km (0.082 R)
• M2: 488,287 km (0.067 R)
• M3: 1,202,168 km (0.036 R)
• M4: 2,087,189 km (0.084 R)
• M5: 3,337,080 km (0.097 R)
• M6: 4,147,003 km (0.116 R)
• M7: 4,560,790 km (0.103 R)
• M8: 5,164,268 km (0.068 R)
• M9: 6,725,023 km (0.067 R)
• M10: 8,123,464 km (0.1 R)
• M11: 10,306,545 km (0.077 R)
• M12: 11,067,849 km (0.102 R)
• M13: 13,525,143 km (0.064 R)
• M14: 13,949,553 km (0.118 R)
• M15: 17,860,639 km (0.105 R)
• M16: 19,557,378 km (0.104 R)
• M17: 22,967,611 km (0.108 R)
• M18: 27,256,134 km (0.053 R)

Asteroid Belt

Center: 6.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.2

Radius: 14.5

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.67 AU - 8.71 AU

Year: 8604 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,098,079 km

• M1: 237,861 km (0.1 R)
• M2: 1,110,016 km (0.077 R)
• M3: 1,992,195 km (0.117 R)
• M4: 3,061,221 km (0.116 R)
• M5: 3,993,665 km (0.043 R)
• M6: 4,894,244 km (0.089 R)
• M7: 5,556,215 km (0.112 R)
• M8: 6,100,302 km (0.075 R)
• M9: 6,642,594 km (0.103 R)
• M10: 7,296,038 km (0.115 R)
• M11: 9,095,999 km (0.1 R)
• M12: 11,443,788 km (0.104 R)
• M13: 12,962,356 km (0.116 R)
• M14: 20,477,705 km (0.037 R)
• M15: 21,864,926 km (0.114 R)
• M16: 22,454,042 km (0.104 R)
• M17: 23,488,511 km (0.061 R)
• M18: 26,308,132 km (0.085 R)
• M19: 28,441,248 km (0.113 R)
• M20: 31,639,650 km (0.075 R)
• M21: 36,580,868 km (0.102 R)
• M22: 37,892,093 km (0.111 R)
• M23: 43,451,898 km (0.101 R)
• M24: 44,383,893 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.2

Radius: 11

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.73 AU - 10.91 AU

Year: 10445 Days

Day: 13.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,098,079 km

• M1: 141,071 km (0.088 R)
• M2: 521,199 km (0.113 R)
• M3: 865,124 km (0.049 R)
• M4: 1,821,204 km (0.119 R)
• M5: 2,686,179 km (0.086 R)
• M6: 3,212,016 km (0.034 R)
• M7: 3,779,590 km (0.107 R)
• M8: 4,894,394 km (0.106 R)
• M9: 5,278,262 km (0.085 R)
• M10: 6,216,240 km (0.099 R)
• M11: 8,153,383 km (0.097 R)
• M12: 9,749,144 km (0.089 R)
• M13: 10,887,135 km (0.094 R)
• M14: 13,302,093 km (0.058 R)
• M15: 14,964,574 km (0.074 R)
• M16: 16,618,229 km (0.064 R)
• M17: 18,620,746 km (0.054 R)
• M18: 19,560,370 km (0.093 R)
• M19: 22,745,159 km (0.108 R)
• M20: 23,367,337 km (0.119 R)
• M21: 28,248,566 km (0.119 R)
• M22: 32,188,076 km (0.118 R)
• M23: 33,769,625 km (0.088 R)
• M24: 34,813,220 km (0.087 R)
• M25: 35,520,967 km (0.085 R)
• M26: 37,087,107 km (0.088 R)
• M27: 43,541,059 km (0.116 R)
• M28: 45,054,989 km (0.11 R)
• M29: 46,461,508 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.2

Radius: 7.5

Gravity: 17.71 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 13.15 AU - 13.89 AU

Year: 18249 Days

Day: 23.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,098,079 km

• M1: 93,349 km (0.048 R)
• M2: 345,421 km (0.029 R)
• M3: 703,260 km (0.038 R)
• M4: 1,328,878 km (0.119 R)
• M5: 2,577,272 km (0.096 R)
• M6: 2,951,716 km (0.062 R)
• M7: 3,999,948 km (0.032 R)
• M8: 4,788,329 km (0.095 R)
• M9: 5,434,741 km (0.118 R)
• M10: 6,137,701 km (0.075 R)
• M11: 7,040,674 km (0.111 R)
• M12: 7,474,807 km (0.079 R)
• M13: 7,723,588 km (0.078 R)
• M14: 9,051,718 km (0.119 R)
• M15: 9,334,608 km (0.118 R)
• M16: 9,740,617 km (0.07 R)
• M17: 10,279,767 km (0.039 R)
• M18: 13,351,161 km (0.046 R)
• M19: 16,729,979 km (0.114 R)
• M20: 17,415,885 km (0.072 R)
• M21: 18,120,491 km (0.072 R)
• M22: 18,389,617 km (0.094 R)
• M23: 21,628,262 km (0.105 R)
• M24: 23,381,848 km (0.085 R)
• M25: 29,826,973 km (0.044 R)
• M26: 34,955,188 km (0.089 R)
• M27: 60,334,766 km (0.109 R)
• M28: 71,314,203 km (0.108 R)
• M29: 78,216,798 km (0.119 R)
• M30: 80,371,157 km (0.085 R)
• M31: 80,855,256 km (0.107 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 13,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit