🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.89 AU - 1.05 AU

Year: 366 Days

Day: 16.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,727,026 km

• M1: 155,133 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.49 AU - 2.19 AU

Year: 956 Days

Day: 23.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,727,026 km

• M1: 664,514 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.86 AU - 1.96 AU

Year: 1011 Days

Day: 42.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,727,026 km

• M1: 38,596 km (0.049 R)
• M2: 888,312 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.85 AU - 1.97 AU

Year: 1011 Days

Day: 21.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,727,026 km

• M1: 451,337 km (0.104 R)
• M2: 1,489,995 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.73 AU - 3.47 AU

Year: 2090 Days

Day: 33 Hours

Environment

Temp: -118 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.13 AU - 3.67 AU

Year: 2400 Days

Day: 32.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49

Radius: 8.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.44 AU - 4.84 AU

Year: 3225 Days

Day: 12.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,727,026 km

• M1: 108,159 km (0.052 R)
• M2: 397,332 km (0.118 R)
• M3: 934,388 km (0.082 R)
• M4: 1,278,314 km (0.074 R)
• M5: 2,176,948 km (0.059 R)
• M6: 2,767,411 km (0.079 R)
• M7: 3,107,297 km (0.11 R)
• M8: 4,298,246 km (0.119 R)
• M9: 6,074,122 km (0.077 R)
• M10: 6,411,615 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.2

Radius: 14.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.37 AU - 10.09 AU

Year: 9876 Days

Day: 13.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,727,026 km

• M1: 175,478 km (0.101 R)
• M2: 781,499 km (0.08 R)
• M3: 2,134,014 km (0.059 R)
• M4: 3,875,183 km (0.089 R)
• M5: 6,134,261 km (0.093 R)
• M6: 11,192,763 km (0.111 R)
• M7: 11,969,026 km (0.106 R)
• M8: 20,652,884 km (0.097 R)
• M9: 28,944,794 km (0.119 R)
• M10: 31,156,898 km (0.093 R)
• M11: 33,820,488 km (0.061 R)
• M12: 35,796,826 km (0.084 R)
• M13: 44,888,038 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.5

Radius: 3.2

Gravity: 51.32 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 11.69 AU - 17.49 AU

Year: 21338 Days

Day: 25 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,727,026 km

• M1: 39,793 km (0.113 R)
• M2: 222,602 km (0.119 R)
• M3: 348,862 km (0.113 R)
• M4: 477,965 km (0.114 R)
• M5: 638,933 km (0.089 R)
• M6: 762,201 km (0.095 R)
• M7: 1,812,528 km (0.055 R)
• M8: 2,333,428 km (0.037 R)
• M9: 3,872,939 km (0.088 R)
• M10: 4,091,651 km (0.069 R)
• M11: 4,726,694 km (0.082 R)
• M12: 5,698,781 km (0.098 R)
• M13: 7,023,022 km (0.091 R)
• M14: 7,731,816 km (0.118 R)
• M15: 8,383,614 km (0.053 R)
• M16: 8,909,451 km (0.12 R)
• M17: 10,201,378 km (0.099 R)
• M18: 10,319,261 km (0.117 R)
• M19: 11,806,264 km (0.108 R)
• M20: 16,376,629 km (0.11 R)
• M21: 17,615,897 km (0.075 R)
• M22: 18,215,037 km (0.091 R)
• M23: 20,465,737 km (0.103 R)
• M24: 21,512,174 km (0.117 R)
• M25: 22,493,985 km (0.104 R)
• M26: 23,814,485 km (0.117 R)
• M27: 26,720,424 km (0.117 R)
• M28: 28,316,334 km (0.04 R)
• M29: 31,571,434 km (0.11 R)
• M30: 34,799,756 km (0.106 R)
• M31: 38,955,585 km (0.079 R)
• M32: 40,558,676 km (0.1 R)
• M33: 50,423,309 km (0.101 R)
• M34: 51,975,985 km (0.095 R)
• M35: 61,381,203 km (0.084 R)
• M36: 63,548,278 km (0.09 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 19,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit