🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.86 AU - 0.9 AU

Year: 309 Days

Day: 32.6 Hours

Environment

Temp: 47 °C

Axial Tilt: 123.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1 AU - 1.58 AU

Year: 549 Days

Day: 41.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,017,275 km

• M1: 55,950 km (0.046 R)
• M2: 109,206 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.43 AU - 1.51 AU

Year: 668 Days

Day: 36.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.7 AU - 2.52 AU

Year: 1149 Days

Day: 22.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.92 AU - 2.82 AU

Year: 1367 Days

Day: 18.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.65 AU - 3.55 AU

Year: 2045 Days

Day: 41.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,017,275 km

• M1: 65,225 km (0.105 R)
• M2: 1,508,844 km (0.054 R)

Asteroid Belt

Center: 4.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586

Radius: 12.3

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.04 AU - 7.04 AU

Year: 5563 Days

Day: 8.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,017,275 km

• M1: 153,039 km (0.1 R)
• M2: 603,328 km (0.113 R)
• M3: 1,165,816 km (0.118 R)
• M4: 1,914,254 km (0.115 R)
• M5: 2,999,737 km (0.105 R)
• M6: 3,539,785 km (0.032 R)
• M7: 4,409,397 km (0.111 R)
• M8: 5,028,882 km (0.075 R)
• M9: 6,834,080 km (0.084 R)
• M10: 7,451,470 km (0.113 R)
• M11: 8,447,193 km (0.085 R)
• M12: 10,477,984 km (0.053 R)
• M13: 10,975,248 km (0.069 R)
• M14: 13,332,611 km (0.115 R)
• M15: 13,809,529 km (0.073 R)
• M16: 16,128,296 km (0.104 R)
• M17: 18,499,123 km (0.075 R)
• M18: 19,026,306 km (0.1 R)
• M19: 20,951,331 km (0.028 R)
• M20: 23,154,310 km (0.095 R)
• M21: 24,706,238 km (0.105 R)
• M22: 25,184,951 km (0.108 R)
• M23: 25,914,839 km (0.097 R)
• M24: 27,331,830 km (0.067 R)
• M25: 28,887,798 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.5

Radius: 9.9

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.17 AU - 12.77 AU

Year: 13616 Days

Day: 8.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,017,275 km

• M1: 123,119 km (0.096 R)
• M2: 814,710 km (0.11 R)
• M3: 1,333,067 km (0.107 R)
• M4: 1,656,348 km (0.071 R)
• M5: 2,400,148 km (0.08 R)
• M6: 4,822,287 km (0.106 R)
• M7: 5,396,444 km (0.115 R)
• M8: 5,954,743 km (0.079 R)
• M9: 7,255,946 km (0.089 R)
• M10: 9,178,428 km (0.092 R)
• M11: 9,591,767 km (0.089 R)
• M12: 10,279,169 km (0.048 R)
• M13: 11,560,475 km (0.104 R)
• M14: 20,566,266 km (0.066 R)
• M15: 20,989,628 km (0.114 R)
• M16: 22,000,312 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.8

Radius: 7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 14.31 AU - 17.57 AU

Year: 23848 Days

Day: 16.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,017,275 km

• M1: 87,066 km (0.1 R)
• M2: 422,614 km (0.063 R)
• M3: 898,335 km (0.091 R)
• M4: 1,280,408 km (0.047 R)
• M5: 1,544,748 km (0.09 R)
• M6: 2,505,764 km (0.08 R)
• M7: 3,057,032 km (0.077 R)
• M8: 4,849,664 km (0.056 R)
• M9: 5,985,710 km (0.105 R)
• M10: 7,006,865 km (0.102 R)
• M11: 9,292,421 km (0.073 R)
• M12: 11,805,067 km (0.114 R)
• M13: 12,853,748 km (0.029 R)
• M14: 15,135,415 km (0.119 R)
• M15: 17,748,142 km (0.039 R)
• M16: 24,579,828 km (0.039 R)
• M17: 32,530,506 km (0.064 R)
• M18: 33,091,797 km (0.093 R)
• M19: 35,165,971 km (0.049 R)
• M20: 39,317,612 km (0.094 R)
• M21: 45,160,007 km (0.051 R)
• M22: 46,139,723 km (0.026 R)
• M23: 48,141,792 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 18,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit