🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.88 AU - 1.1 AU

Year: 353 Days

Day: 28.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.61 AU - 4.33 AU

Year: 2315 Days

Day: 26.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.7

Radius: 14.6

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.6 AU - 6.54 AU

Year: 5356 Days

Day: 11.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 105,011,574 km

• M1: 181,612 km (0.119 R)
• M2: 655,538 km (0.065 R)
• M3: 1,277,117 km (0.09 R)
• M4: 1,940,284 km (0.053 R)
• M5: 2,592,082 km (0.084 R)
• M6: 3,139,162 km (0.025 R)
• M7: 4,045,276 km (0.049 R)
• M8: 5,679,034 km (0.111 R)
• M9: 7,794,049 km (0.066 R)
• M10: 9,071,465 km (0.095 R)
• M11: 9,716,382 km (0.112 R)
• M12: 10,717,640 km (0.104 R)
• M13: 12,090,350 km (0.086 R)
• M14: 12,555,600 km (0.091 R)
• M15: 13,140,527 km (0.093 R)
• M16: 13,632,555 km (0.046 R)
• M17: 14,887,531 km (0.083 R)
• M18: 16,155,972 km (0.047 R)
• M19: 16,784,731 km (0.063 R)
• M20: 17,495,321 km (0.099 R)
• M21: 20,033,698 km (0.108 R)
• M22: 21,578,894 km (0.057 R)
• M23: 22,342,143 km (0.116 R)
• M24: 23,044,355 km (0.117 R)
• M25: 23,520,675 km (0.104 R)
• M26: 24,166,040 km (0.1 R)
• M27: 25,916,186 km (0.11 R)
• M28: 26,431,401 km (0.118 R)
• M29: 27,217,089 km (0.065 R)
• M30: 27,838,967 km (0.061 R)
• M31: 28,470,270 km (0.088 R)
• M32: 30,326,780 km (0.115 R)
• M33: 32,659,609 km (0.048 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.8

Radius: 4.8

Gravity: 40.96 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 13.79 AU - 22.45 AU

Year: 27626 Days

Day: 20.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 105,011,574 km

• M1: 60,737 km (0.063 R)
• M2: 279,748 km (0.081 R)
• M3: 450,589 km (0.033 R)
• M4: 779,555 km (0.114 R)
• M5: 1,699,581 km (0.087 R)
• M6: 2,388,330 km (0.098 R)
• M7: 2,893,372 km (0.085 R)
• M8: 3,563,571 km (0.08 R)
• M9: 3,900,316 km (0.059 R)
• M10: 6,726,369 km (0.089 R)
• M11: 6,877,912 km (0.117 R)
• M12: 8,346,065 km (0.084 R)
• M13: 13,416,236 km (0.099 R)
• M14: 21,179,169 km (0.03 R)
• M15: 25,805,932 km (0.101 R)
• M16: 26,427,810 km (0.103 R)
• M17: 26,679,284 km (0.101 R)
• M18: 27,443,430 km (0.077 R)
• M19: 27,960,889 km (0.085 R)
• M20: 28,882,113 km (0.047 R)
• M21: 29,823,383 km (0.097 R)
• M22: 37,623,116 km (0.107 R)
• M23: 38,422,268 km (0.078 R)
• M24: 39,889,225 km (0.093 R)
• M25: 40,720,241 km (0.112 R)
• M26: 42,588,719 km (0.106 R)
• M27: 45,048,407 km (0.108 R)
• M28: 49,482,637 km (0.079 R)
• M29: 55,013,121 km (0.103 R)
• M30: 63,833,262 km (0.082 R)
• M31: 64,059,304 km (0.056 R)
• M32: 80,987,650 km (0.075 R)
• M33: 86,675,810 km (0.113 R)
• M34: 99,445,633 km (0.081 R)
• M35: 101,278,506 km (0.112 R)
• M36: 101,894,401 km (0.105 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 13,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit