🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.83 AU - 0.87 AU

Year: 281 Days

Day: 23.2 Hours

Environment

Temp: 97 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.79 AU - 1.11 AU

Year: 332 Days

Day: 25 Hours

Environment

Temp: 106 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.73 AU - 2.67 AU

Year: 1169 Days

Day: 28 Hours

Environment

Temp: -74 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.42 AU - 3.18 AU

Year: 1678 Days

Day: 26.2 Hours

Environment

Temp: -81 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.11 AU - 3.71 AU

Year: 2255 Days

Day: 20.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.83 AU - 4.21 AU

Year: 2365 Days

Day: 43.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.7

Radius: 12.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.32 AU - 9.38 AU

Year: 8642 Days

Day: 7.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 93 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,270,103 km

• M1: 160,519 km (0.119 R)
• M2: 794,514 km (0.097 R)
• M3: 1,526,945 km (0.097 R)
• M4: 1,977,833 km (0.051 R)
• M5: 2,713,705 km (0.079 R)
• M6: 3,603,214 km (0.088 R)
• M7: 5,320,299 km (0.061 R)
• M8: 6,746,415 km (0.113 R)
• M9: 13,844,535 km (0.066 R)
• M10: 15,650,032 km (0.116 R)
• M11: 18,407,868 km (0.114 R)
• M12: 28,602,664 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.8

Radius: 4.5

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 12.72 AU - 15.76 AU

Year: 19246 Days

Day: 15.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,270,103 km

• M1: 58,044 km (0.069 R)
• M2: 539,450 km (0.062 R)
• M3: 1,278,164 km (0.115 R)
• M4: 1,558,211 km (0.095 R)
• M5: 2,101,551 km (0.085 R)
• M6: 2,363,646 km (0.118 R)
• M7: 2,977,596 km (0.102 R)
• M8: 4,258,902 km (0.118 R)
• M9: 6,937,900 km (0.071 R)
• M10: 10,055,370 km (0.086 R)
• M11: 10,223,668 km (0.107 R)
• M12: 12,073,595 km (0.091 R)
• M13: 13,311,368 km (0.075 R)
• M14: 13,926,215 km (0.07 R)
• M15: 14,559,762 km (0.117 R)
• M16: 16,968,288 km (0.103 R)
• M17: 18,349,974 km (0.065 R)
• M18: 18,601,298 km (0.068 R)
• M19: 19,629,784 km (0.027 R)
• M20: 21,519,953 km (0.095 R)
• M21: 25,449,291 km (0.076 R)
• M22: 26,715,188 km (0.116 R)
• M23: 29,257,753 km (0.062 R)
• M24: 29,831,012 km (0.111 R)
• M25: 33,429,290 km (0.079 R)
• M26: 34,181,917 km (0.115 R)
• M27: 36,113,225 km (0.065 R)
• M28: 41,760,545 km (0.089 R)
• M29: 44,265,112 km (0.047 R)
• M30: 53,221,088 km (0.103 R)
• M31: 61,236,841 km (0.063 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 16,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit