🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.81 AU - 4.59 AU

Year: 3083 Days

Day: 24.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.5

Radius: 9.1

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.6 AU - 8.44 AU

Year: 7386 Days

Day: 11.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 112,266,490 km

• M1: 141,520 km (0.074 R)
• M2: 441,463 km (0.091 R)
• M3: 754,422 km (0.071 R)
• M4: 1,182,122 km (0.118 R)
• M5: 1,703,321 km (0.085 R)
• M6: 2,403,290 km (0.072 R)
• M7: 2,704,580 km (0.084 R)
• M8: 3,204,386 km (0.109 R)
• M9: 3,528,715 km (0.094 R)
• M10: 4,893,945 km (0.104 R)
• M11: 5,215,580 km (0.088 R)
• M12: 7,142,401 km (0.082 R)
• M13: 7,987,928 km (0.102 R)
• M14: 10,261,666 km (0.075 R)
• M15: 10,880,104 km (0.095 R)
• M16: 13,345,028 km (0.095 R)
• M17: 15,012,894 km (0.086 R)
• M18: 21,336,546 km (0.048 R)
• M19: 22,125,226 km (0.086 R)
• M20: 22,710,902 km (0.117 R)
• M21: 24,999,599 km (0.087 R)
• M22: 26,690,355 km (0.071 R)
• M23: 27,689,967 km (0.073 R)
• M24: 28,199,049 km (0.058 R)
• M25: 28,800,881 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.2

Radius: 11.7

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.27 AU - 12.37 AU

Year: 15488 Days

Day: 8.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 112,266,490 km

• M1: 146,157 km (0.065 R)
• M2: 726,597 km (0.119 R)
• M3: 3,930,684 km (0.063 R)
• M4: 9,092,708 km (0.061 R)
• M5: 15,029,051 km (0.112 R)
• M6: 22,234,582 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.9

Radius: 5.4

Gravity: 28.97 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 17.83 AU - 22.37 AU

Year: 32275 Days

Day: 15.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 112,266,490 km

• M1: 67,169 km (0.104 R)
• M2: 302,487 km (0.111 R)
• M3: 721,511 km (0.086 R)
• M4: 2,202,829 km (0.059 R)
• M5: 5,433,843 km (0.115 R)
• M6: 5,658,689 km (0.093 R)
• M7: 9,494,977 km (0.095 R)
• M8: 10,775,834 km (0.059 R)
• M9: 11,716,056 km (0.082 R)
• M10: 12,167,842 km (0.104 R)
• M11: 14,689,464 km (0.095 R)
• M12: 15,752,506 km (0.06 R)
• M13: 19,248,010 km (0.047 R)
• M14: 23,701,389 km (0.106 R)
• M15: 23,940,446 km (0.089 R)
• M16: 25,785,587 km (0.059 R)
• M17: 27,988,864 km (0.117 R)
• M18: 28,795,496 km (0.111 R)
• M19: 29,617,686 km (0.101 R)
• M20: 31,022,260 km (0.11 R)
• M21: 36,130,130 km (0.104 R)
• M22: 39,048,485 km (0.075 R)
• M23: 40,735,650 km (0.079 R)
• M24: 45,532,954 km (0.062 R)
• M25: 47,780,962 km (0.108 R)
• M26: 49,905,550 km (0.114 R)
• M27: 52,294,180 km (0.113 R)
• M28: 56,655,855 km (0.062 R)
• M29: 61,478,741 km (0.052 R)
• M30: 62,384,107 km (0.118 R)
• M31: 63,528,082 km (0.09 R)
• M32: 65,858,219 km (0.06 R)
• M33: 74,205,780 km (0.086 R)
• M34: 81,588,136 km (0.112 R)
• M35: 84,896,343 km (0.08 R)
• M36: 85,737,232 km (0.089 R)
• M37: 104,701,455 km (0.106 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 18,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit