🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.46 AU - 0.54 AU

Year: 228 Days

Day: 21.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 66.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.6 AU - 0.74 AU

Year: 354 Days

Day: 31.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.9

Radius: 8.6

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.58 AU - 0.96 AU

Year: 436 Days

Day: 13.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,156,981 km

• M1: 113,246 km (0.089 R)
• M2: 422,913 km (0.115 R)
• M3: 756,516 km (0.112 R)
• M4: 1,057,507 km (0.099 R)
• M5: 1,399,937 km (0.062 R)
• M6: 1,887,626 km (0.08 R)
• M7: 2,275,982 km (0.103 R)
• M8: 2,624,545 km (0.109 R)
• M9: 3,019,783 km (0.037 R)
• M10: 3,603,813 km (0.118 R)
• M11: 3,983,791 km (0.083 R)
• M12: 6,080,705 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.7

Radius: 8.8

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.72 AU - 1.98 AU

Year: 1625 Days

Day: 5.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,156,981 km

• M1: 109,506 km (0.104 R)
• M2: 433,235 km (0.115 R)
• M3: 750,832 km (0.066 R)
• M4: 1,085,183 km (0.071 R)
• M5: 1,493,286 km (0.07 R)
• M6: 1,949,410 km (0.11 R)
• M7: 2,245,165 km (0.11 R)
• M8: 2,778,930 km (0.07 R)
• M9: 3,112,234 km (0.071 R)
• M10: 4,012,514 km (0.103 R)
• M11: 4,551,366 km (0.082 R)
• M12: 5,974,191 km (0.107 R)
• M13: 6,604,596 km (0.052 R)
• M14: 7,330,296 km (0.102 R)
• M15: 7,645,648 km (0.098 R)
• M16: 9,607,923 km (0.082 R)
• M17: 10,605,292 km (0.12 R)
• M18: 11,388,736 km (0.101 R)
• M19: 11,956,161 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.5

Radius: 4.4

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.94 AU - 8.9 AU

Year: 13050 Days

Day: 24.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 117.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,156,981 km

• M1: 54,753 km (0.104 R)
• M2: 215,870 km (0.094 R)
• M3: 458,817 km (0.114 R)
• M4: 644,468 km (0.112 R)
• M5: 992,881 km (0.103 R)
• M6: 1,988,754 km (0.087 R)
• M7: 2,343,151 km (0.093 R)
• M8: 2,798,378 km (0.084 R)
• M9: 4,573,357 km (0.116 R)
• M10: 5,564,293 km (0.105 R)
• M11: 6,092,822 km (0.109 R)
• M12: 6,690,466 km (0.071 R)
• M13: 7,879,170 km (0.098 R)
• M14: 8,417,124 km (0.028 R)
• M15: 9,246,944 km (0.086 R)
• M16: 12,008,371 km (0.105 R)
• M17: 14,166,470 km (0.112 R)
• M18: 16,837,839 km (0.034 R)
• M19: 17,589,269 km (0.112 R)
• M20: 18,577,512 km (0.109 R)
• M21: 20,356,979 km (0.117 R)
• M22: 24,944,248 km (0.119 R)
• M23: 26,920,137 km (0.084 R)
• M24: 27,757,586 km (0.038 R)
• M25: 29,289,318 km (0.07 R)
• M26: 31,486,013 km (0.12 R)
• M27: 32,939,656 km (0.083 R)
• M28: 38,146,410 km (0.085 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: 161 - 16,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit