🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.63 AU - 0.69 AU

Year: 187 Days

Day: 23.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.04 AU - 1.62 AU

Year: 534 Days

Day: 24.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,176,946 km

• M1: 48,320 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.69 AU - 2.07 AU

Year: 898 Days

Day: 26.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.56 AU - 2.56 AU

Year: 1030 Days

Day: 14.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,176,946 km

• M1: 170,392 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.93 AU - 2.65 AU

Year: 1207 Days

Day: 26.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.88 AU - 4.42 AU

Year: 2944 Days

Day: 19.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.4

Radius: 8.8

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.95 AU - 14.05 AU

Year: 13581 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 48,176,946 km

• M1: 109,506 km (0.085 R)
• M2: 461,210 km (0.04 R)
• M3: 743,053 km (0.087 R)
• M4: 1,257,669 km (0.114 R)
• M5: 1,787,695 km (0.111 R)
• M6: 2,695,903 km (0.116 R)
• M7: 4,515,462 km (0.117 R)
• M8: 4,872,403 km (0.039 R)
• M9: 5,570,127 km (0.057 R)
• M10: 6,135,906 km (0.053 R)
• M11: 6,493,445 km (0.085 R)
• M12: 6,991,756 km (0.106 R)
• M13: 7,470,768 km (0.116 R)
• M14: 8,838,990 km (0.045 R)
• M15: 10,817,721 km (0.117 R)
• M16: 11,458,898 km (0.119 R)
• M17: 11,880,016 km (0.106 R)
• M18: 12,562,481 km (0.117 R)
• M19: 13,534,867 km (0.071 R)
• M20: 14,210,601 km (0.102 R)
• M21: 22,253,132 km (0.092 R)
• M22: 24,161,103 km (0.049 R)
• M23: 24,853,891 km (0.115 R)
• M24: 27,758,184 km (0.1 R)
• M25: 28,299,579 km (0.112 R)
• M26: 30,535,917 km (0.093 R)
• M27: 34,853,611 km (0.08 R)
• M28: 35,993,397 km (0.1 R)
• M29: 40,940,898 km (0.12 R)
• M30: 45,271,008 km (0.115 R)
• M31: 49,420,853 km (0.108 R)
• M32: 53,984,935 km (0.052 R)
• M33: 57,062,761 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.2

Radius: 7.8

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 12.43 AU - 18.49 AU

Year: 21169 Days

Day: 16.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,176,946 km

• M1: 96,939 km (0.048 R)
• M2: 458,966 km (0.104 R)
• M3: 705,204 km (0.065 R)
• M4: 1,543,252 km (0.114 R)
• M5: 2,435,005 km (0.039 R)
• M6: 2,693,809 km (0.076 R)
• M7: 3,128,241 km (0.118 R)
• M8: 4,109,454 km (0.081 R)
• M9: 5,088,871 km (0.104 R)
• M10: 6,588,141 km (0.069 R)
• M11: 8,405,605 km (0.115 R)
• M12: 13,484,602 km (0.086 R)
• M13: 13,794,569 km (0.095 R)
• M14: 15,148,280 km (0.118 R)
• M15: 22,218,575 km (0.12 R)
• M16: 25,365,815 km (0.073 R)
• M17: 30,253,776 km (0.12 R)
• M18: 33,310,958 km (0.082 R)
• M19: 35,734,743 km (0.069 R)
• M20: 37,780,942 km (0.07 R)
• M21: 38,521,452 km (0.101 R)
• M22: 41,973,871 km (0.107 R)
• M23: 42,237,463 km (0.094 R)
• M24: 43,707,411 km (0.116 R)
• M25: 47,316,759 km (0.052 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 12,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit