🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.98 AU - 1.34 AU

Year: 369 Days

Day: 31.9 Hours

Environment

Temp: 206 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.68 AU - 6.14 AU

Year: 3213 Days

Day: 38.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.8

Radius: 9.4

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 15 AU - 16.18 AU

Year: 18177 Days

Day: 9.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 65.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,525,222 km

• M1: 118,781 km (0.072 R)
• M2: 412,591 km (0.08 R)
• M3: 745,297 km (0.116 R)
• M4: 1,305,541 km (0.08 R)
• M5: 1,622,688 km (0.117 R)
• M6: 2,010,745 km (0.111 R)
• M7: 2,460,287 km (0.106 R)
• M8: 3,180,600 km (0.111 R)
• M9: 3,590,349 km (0.069 R)
• M10: 5,789,138 km (0.048 R)
• M11: 6,968,119 km (0.107 R)
• M12: 10,427,420 km (0.065 R)
• M13: 11,211,014 km (0.094 R)
• M14: 11,712,316 km (0.104 R)
• M15: 12,625,611 km (0.103 R)
• M16: 13,445,707 km (0.062 R)
• M17: 14,228,104 km (0.112 R)
• M18: 22,988,555 km (0.078 R)
• M19: 24,106,500 km (0.11 R)
• M20: 27,227,261 km (0.047 R)
• M21: 30,972,444 km (0.106 R)
• M22: 31,835,175 km (0.11 R)
• M23: 32,209,768 km (0.111 R)
• M24: 42,258,706 km (0.064 R)
• M25: 49,058,976 km (0.029 R)
• M26: 54,390,495 km (0.052 R)
• M27: 56,553,979 km (0.096 R)
• M28: 59,905,719 km (0.088 R)
• M29: 62,994,467 km (0.116 R)
• M30: 64,577,810 km (0.093 R)
• M31: 67,412,391 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.8

Radius: 6.8

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 15.92 AU - 20.52 AU

Year: 22965 Days

Day: 23 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,525,222 km

• M1: 84,523 km (0.096 R)
• M2: 372,947 km (0.037 R)
• M3: 831,465 km (0.103 R)
• M4: 1,747,752 km (0.108 R)
• M5: 2,605,397 km (0.04 R)
• M6: 3,623,709 km (0.115 R)
• M7: 4,412,389 km (0.032 R)
• M8: 7,664,497 km (0.109 R)
• M9: 7,974,614 km (0.092 R)
• M10: 8,292,958 km (0.108 R)
• M11: 8,898,829 km (0.106 R)
• M12: 11,891,535 km (0.086 R)
• M13: 12,949,192 km (0.102 R)
• M14: 15,494,899 km (0.111 R)
• M15: 16,928,046 km (0.091 R)
• M16: 17,189,992 km (0.097 R)
• M17: 17,454,481 km (0.106 R)
• M18: 17,901,330 km (0.066 R)
• M19: 18,911,265 km (0.095 R)
• M20: 19,573,535 km (0.102 R)
• M21: 20,844,070 km (0.099 R)
• M22: 21,652,796 km (0.094 R)
• M23: 24,204,487 km (0.117 R)
• M24: 24,425,742 km (0.114 R)
• M25: 30,278,759 km (0.082 R)
• M26: 31,446,520 km (0.103 R)
• M27: 32,241,632 km (0.118 R)
• M28: 33,186,044 km (0.115 R)
• M29: 34,566,982 km (0.112 R)
• M30: 46,167,249 km (0.087 R)
• M31: 53,300,076 km (0.105 R)
• M32: 65,537,331 km (0.097 R)
• M33: 69,031,339 km (0.085 R)
• M34: 74,268,461 km (0.038 R)

Kuiper Belt

Range: 37.1 - 62.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 12,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit