🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.53 AU - 0.73 AU

Year: 178 Days

Day: 25.5 Hours

Environment

Temp: 222 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 29,507,220 km

• M1: 40,990 km (0.115 R)
• M2: 192,532 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.01 AU - 1.33 AU

Year: 451 Days

Day: 21.6 Hours

Environment

Temp: 35 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 29,507,220 km

• M1: 40,242 km (0.07 R)
• M2: 145,260 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.14 AU - 1.24 AU

Year: 463 Days

Day: 28 Hours

Environment

Temp: 27 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.5 AU - 1.68 AU

Year: 715 Days

Day: 21.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.49 AU - 3.07 AU

Year: 1652 Days

Day: 24.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.94 AU - 3.6 AU

Year: 2108 Days

Day: 15.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.59 AU - 5.83 AU

Year: 3644 Days

Day: 23.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.5

Radius: 14.7

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.47 AU - 8.49 AU

Year: 8035 Days

Day: 7.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 29,507,220 km

• M1: 221,405 km (0.092 R)
• M2: 491,130 km (0.073 R)
• M3: 714,330 km (0.075 R)
• M4: 858,841 km (0.109 R)
• M5: 1,252,583 km (0.046 R)
• M6: 1,447,808 km (0.114 R)
• M7: 1,669,811 km (0.087 R)
• M8: 1,785,151 km (0.082 R)
• M9: 1,886,429 km (0.118 R)
• M10: 2,094,819 km (0.1 R)
• M11: 2,311,138 km (0.094 R)
• M12: 2,649,827 km (0.115 R)
• M13: 2,904,592 km (0.049 R)
• M14: 3,106,250 km (0.071 R)
• M15: 3,375,377 km (0.076 R)
• M16: 4,070,408 km (0.065 R)
• M17: 4,457,867 km (0.1 R)
• M18: 4,809,871 km (0.117 R)
• M19: 5,097,996 km (0.117 R)
• M20: 5,565,938 km (0.092 R)
• M21: 5,767,148 km (0.089 R)
• M22: 6,254,837 km (0.091 R)
• M23: 6,569,740 km (0.095 R)
• M24: 6,782,618 km (0.107 R)
• M25: 7,079,121 km (0.102 R)
• M26: 7,242,631 km (0.11 R)
• M27: 7,435,014 km (0.109 R)
• M28: 7,853,140 km (0.105 R)
• M29: 8,221,749 km (0.065 R)
• M30: 8,538,149 km (0.11 R)
• M31: 8,712,430 km (0.09 R)
• M32: 9,064,434 km (0.101 R)
• M33: 9,601,491 km (0.026 R)
• M34: 10,241,021 km (0.068 R)
• M35: 10,364,440 km (0.061 R)
• M36: 10,457,340 km (0.042 R)
• M37: 11,083,706 km (0.106 R)
• M38: 11,178,850 km (0.057 R)
• M39: 11,529,508 km (0.12 R)
• M40: 12,307,417 km (0.099 R)
• M41: 13,371,058 km (0.116 R)
• M42: 13,743,407 km (0.115 R)
• M43: 14,602,697 km (0.106 R)
• M44: 14,706,967 km (0.101 R)
• M45: 15,443,886 km (0.054 R)
• M46: 15,621,159 km (0.095 R)
• M47: 18,023,701 km (0.088 R)
• M48: 18,510,343 km (0.072 R)
• M49: 18,736,535 km (0.085 R)
• M50: 19,153,464 km (0.087 R)
• M51: 19,343,902 km (0.106 R)
• M52: 20,189,878 km (0.119 R)
• M53: 21,165,705 km (0.052 R)
• M54: 21,758,561 km (0.074 R)
• M55: 22,236,826 km (0.05 R)
• M56: 22,678,289 km (0.102 R)
• M57: 22,960,730 km (0.119 R)
• M58: 23,244,368 km (0.098 R)
• M59: 23,856,073 km (0.117 R)
• M60: 24,225,580 km (0.056 R)
• M61: 24,555,742 km (0.085 R)
• M62: 25,429,394 km (0.04 R)
• M63: 25,596,944 km (0.099 R)
• M64: 25,764,792 km (0.095 R)
• M65: 26,101,836 km (0.073 R)
• M66: 26,228,546 km (0.108 R)
• M67: 28,631,836 km (0.072 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 16,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit