🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.44 AU - 0.62 AU

Year: 145 Days

Day: 14.7 Hours

Environment

Temp: 239 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.48 AU - 0.66 AU

Year: 162 Days

Day: 42.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.53 AU - 4.61 AU

Year: 3093 Days

Day: 29.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.6

Radius: 12.7

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.21 AU - 7.29 AU

Year: 7354 Days

Day: 6.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,740,094 km

• M1: 157,975 km (0.049 R)
• M2: 694,134 km (0.087 R)
• M3: 1,409,960 km (0.115 R)
• M4: 2,092,874 km (0.106 R)
• M5: 2,853,729 km (0.058 R)
• M6: 3,289,059 km (0.109 R)
• M7: 3,954,769 km (0.099 R)
• M8: 4,576,797 km (0.029 R)
• M9: 6,842,158 km (0.099 R)
• M10: 7,481,689 km (0.085 R)
• M11: 8,199,758 km (0.095 R)
• M12: 8,880,728 km (0.08 R)
• M13: 10,310,136 km (0.103 R)
• M14: 10,772,243 km (0.026 R)
• M15: 16,622,567 km (0.036 R)
• M16: 17,323,583 km (0.076 R)
• M17: 21,499,458 km (0.104 R)
• M18: 21,950,944 km (0.054 R)
• M19: 23,820,170 km (0.086 R)
• M20: 26,132,354 km (0.103 R)
• M21: 27,167,871 km (0.095 R)
• M22: 28,954,069 km (0.089 R)
• M23: 32,957,907 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641

Radius: 15

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.29 AU - 11.73 AU

Year: 11931 Days

Day: 7 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,740,094 km

• M1: 186,549 km (0.063 R)
• M2: 708,795 km (0.12 R)
• M3: 1,279,511 km (0.074 R)
• M4: 1,908,570 km (0.081 R)
• M5: 2,742,129 km (0.113 R)
• M6: 3,232,511 km (0.08 R)
• M7: 4,249,328 km (0.096 R)
• M8: 7,364,853 km (0.11 R)
• M9: 12,173,976 km (0.115 R)
• M10: 13,140,527 km (0.114 R)
• M11: 14,552,582 km (0.045 R)
• M12: 18,367,327 km (0.106 R)
• M13: 20,048,209 km (0.117 R)
• M14: 21,053,806 km (0.091 R)
• M15: 21,569,021 km (0.07 R)
• M16: 22,535,423 km (0.104 R)
• M17: 23,256,335 km (0.114 R)
• M18: 25,511,523 km (0.1 R)
• M19: 27,093,970 km (0.108 R)
• M20: 28,012,351 km (0.114 R)
• M21: 28,740,893 km (0.04 R)
• M22: 30,127,515 km (0.118 R)
• M23: 40,051,090 km (0.06 R)
• M24: 43,558,711 km (0.1 R)
• M25: 45,244,679 km (0.101 R)
• M26: 48,002,516 km (0.105 R)
• M27: 52,582,604 km (0.058 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 12,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit