🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.69 AU - 0.73 AU

Year: 210 Days

Day: 12.3 Hours

Environment

Temp: 160 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,923,060 km

• M1: 28,424 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.15 AU - 1.33 AU

Year: 485 Days

Day: 46.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,923,060 km

• M1: 42,785 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.93 AU - 2.03 AU

Year: 979 Days

Day: 23.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 178.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,923,060 km

• M1: 414,087 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.51 AU - 3.07 AU

Year: 1638 Days

Day: 34.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,923,060 km

• M1: 623,973 km (0.068 R)

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 9.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.4 AU - 6.92 AU

Year: 4733 Days

Day: 9.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,923,060 km

• M1: 120,875 km (0.074 R)
• M2: 495,169 km (0.044 R)
• M3: 1,433,896 km (0.105 R)
• M4: 1,872,367 km (0.059 R)
• M5: 2,325,948 km (0.101 R)
• M6: 2,769,505 km (0.117 R)
• M7: 3,214,559 km (0.102 R)
• M8: 3,589,003 km (0.104 R)
• M9: 4,358,833 km (0.027 R)
• M10: 5,011,529 km (0.111 R)
• M11: 8,996,816 km (0.088 R)
• M12: 11,446,032 km (0.109 R)
• M13: 13,866,227 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.1

Radius: 9

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.34 AU - 7.42 AU

Year: 5664 Days

Day: 6.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 177.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,923,060 km

• M1: 112,049 km (0.061 R)
• M2: 493,823 km (0.104 R)
• M3: 798,853 km (0.118 R)
• M4: 1,809,087 km (0.111 R)
• M5: 2,389,976 km (0.087 R)
• M6: 3,071,095 km (0.095 R)
• M7: 3,426,689 km (0.059 R)
• M8: 4,011,617 km (0.082 R)
• M9: 4,437,522 km (0.079 R)
• M10: 5,159,930 km (0.096 R)
• M11: 5,492,635 km (0.107 R)
• M12: 8,314,051 km (0.108 R)
• M13: 9,247,692 km (0.082 R)
• M14: 11,184,086 km (0.082 R)
• M15: 12,271,663 km (0.072 R)
• M16: 16,426,594 km (0.1 R)
• M17: 20,872,045 km (0.067 R)
• M18: 24,398,814 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.5

Radius: 10.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.53 AU - 7.37 AU

Year: 6440 Days

Day: 10.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,923,060 km

• M1: 134,339 km (0.105 R)
• M2: 548,127 km (0.052 R)
• M3: 1,031,777 km (0.046 R)
• M4: 1,976,637 km (0.106 R)
• M5: 3,092,936 km (0.059 R)
• M6: 5,304,441 km (0.066 R)
• M7: 6,286,701 km (0.067 R)
• M8: 8,730,831 km (0.118 R)
• M9: 9,397,140 km (0.025 R)
• M10: 11,650,233 km (0.097 R)
• M11: 13,739,368 km (0.052 R)
• M12: 14,468,956 km (0.045 R)
• M13: 17,583,285 km (0.117 R)
• M14: 24,123,554 km (0.069 R)
• M15: 29,193,426 km (0.098 R)
• M16: 33,708,290 km (0.04 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.8

Radius: 8.3

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.38 AU - 9.46 AU

Year: 7834 Days

Day: 7.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 37,923,060 km

• M1: 133,591 km (0.107 R)
• M2: 659,427 km (0.054 R)
• M3: 1,330,972 km (0.112 R)
• M4: 1,724,714 km (0.105 R)
• M5: 2,346,592 km (0.077 R)
• M6: 2,615,569 km (0.088 R)
• M7: 2,965,628 km (0.117 R)
• M8: 3,572,547 km (0.098 R)
• M9: 4,338,338 km (0.118 R)
• M10: 5,992,592 km (0.111 R)
• M11: 7,831,149 km (0.06 R)
• M12: 8,561,636 km (0.116 R)
• M13: 9,741,215 km (0.086 R)
• M14: 10,393,910 km (0.045 R)
• M15: 13,696,583 km (0.106 R)
• M16: 16,770,819 km (0.036 R)
• M17: 17,775,967 km (0.057 R)
• M18: 18,258,570 km (0.116 R)
• M19: 19,394,466 km (0.05 R)
• M20: 20,127,945 km (0.067 R)
• M21: 20,652,136 km (0.12 R)
• M22: 22,599,302 km (0.079 R)
• M23: 24,496,053 km (0.068 R)
• M24: 26,229,443 km (0.078 R)
• M25: 26,765,004 km (0.052 R)
• M26: 27,490,554 km (0.116 R)
• M27: 28,228,969 km (0.026 R)
• M28: 31,315,621 km (0.108 R)
• M29: 36,136,562 km (0.083 R)
• M30: 36,577,876 km (0.081 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 16,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit