🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.85 AU - 1.19 AU

Year: 394 Days

Day: 36.6 Hours

Environment

Temp: -9 °C

Axial Tilt: 45.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,257,769 km

• M1: 38,447 km (0.102 R)
• M2: 144,212 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.77 AU - 2.47 AU

Year: 1182 Days

Day: 43.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.74 AU - 3.58 AU

Year: 2151 Days

Day: 22.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 144.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596

Radius: 14.9

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7 AU - 8.76 AU

Year: 8470 Days

Day: 13.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,257,769 km

• M1: 185,501 km (0.096 R)
• M2: 714,479 km (0.044 R)
• M3: 1,598,154 km (0.089 R)
• M4: 3,271,705 km (0.092 R)
• M5: 3,851,846 km (0.108 R)
• M6: 4,583,230 km (0.113 R)
• M7: 5,251,932 km (0.101 R)
• M8: 6,119,750 km (0.078 R)
• M9: 7,540,032 km (0.117 R)
• M10: 8,560,140 km (0.075 R)
• M11: 10,236,683 km (0.093 R)
• M12: 13,063,784 km (0.05 R)
• M13: 13,933,695 km (0.116 R)
• M14: 15,983,336 km (0.096 R)
• M15: 17,114,595 km (0.077 R)
• M16: 21,856,249 km (0.025 R)
• M17: 27,037,571 km (0.053 R)
• M18: 28,068,899 km (0.094 R)
• M19: 28,546,415 km (0.103 R)
• M20: 33,624,066 km (0.074 R)
• M21: 34,816,810 km (0.064 R)
• M22: 38,213,579 km (0.069 R)
• M23: 38,682,569 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 12.2

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.1 AU - 9.6 AU

Year: 10947 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 49,257,769 km

• M1: 151,842 km (0.109 R)
• M2: 791,672 km (0.099 R)
• M3: 9,506,645 km (0.109 R)
• M4: 11,547,310 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.4

Radius: 5.7

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 12.01 AU - 16.01 AU

Year: 20078 Days

Day: 15.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,257,769 km

• M1: 71,957 km (0.118 R)
• M2: 295,905 km (0.113 R)
• M3: 2,562,312 km (0.081 R)
• M4: 3,056,434 km (0.095 R)
• M5: 7,816,040 km (0.096 R)
• M6: 8,801,740 km (0.09 R)
• M7: 9,179,924 km (0.074 R)
• M8: 10,121,493 km (0.086 R)
• M9: 12,665,105 km (0.107 R)
• M10: 15,742,483 km (0.074 R)
• M11: 17,014,364 km (0.085 R)
• M12: 17,601,087 km (0.108 R)
• M13: 18,892,565 km (0.07 R)
• M14: 27,389,874 km (0.075 R)
• M15: 37,381,666 km (0.057 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: 238 - 18,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit