🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.68 AU - 1.04 AU

Year: 287 Days

Day: 33 Hours

Environment

Temp: 116 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.65 AU - 2.79 AU

Year: 1614 Days

Day: 46.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,260,824 km

• M1: 81,830 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.6

Radius: 12.2

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.71 AU - 8.57 AU

Year: 7600 Days

Day: 7.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,260,824 km

• M1: 151,692 km (0.092 R)
• M2: 789,727 km (0.086 R)
• M3: 1,225,506 km (0.111 R)
• M4: 1,854,415 km (0.101 R)
• M5: 2,501,576 km (0.116 R)
• M6: 3,162,798 km (0.073 R)
• M7: 4,806,430 km (0.099 R)
• M8: 5,442,969 km (0.093 R)
• M9: 7,536,591 km (0.109 R)
• M10: 8,525,433 km (0.081 R)
• M11: 10,660,195 km (0.079 R)
• M12: 11,585,457 km (0.088 R)
• M13: 12,013,457 km (0.055 R)
• M14: 14,253,685 km (0.047 R)
• M15: 16,759,599 km (0.1 R)
• M16: 20,773,908 km (0.105 R)
• M17: 21,566,927 km (0.09 R)
• M18: 22,961,328 km (0.093 R)
• M19: 25,031,165 km (0.116 R)
• M20: 26,202,815 km (0.081 R)
• M21: 31,360,351 km (0.108 R)
• M22: 33,148,195 km (0.112 R)
• M23: 35,561,658 km (0.119 R)
• M24: 36,696,507 km (0.105 R)
• M25: 41,478,403 km (0.098 R)
• M26: 41,978,210 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.5

Radius: 10.6

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.45 AU - 8.75 AU

Year: 9077 Days

Day: 6.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,260,824 km

• M1: 131,796 km (0.108 R)
• M2: 497,862 km (0.068 R)
• M3: 883,375 km (0.071 R)
• M4: 1,275,920 km (0.103 R)
• M5: 2,266,109 km (0.107 R)
• M6: 2,925,087 km (0.029 R)
• M7: 3,488,922 km (0.088 R)
• M8: 4,052,307 km (0.114 R)
• M9: 5,419,183 km (0.026 R)
• M10: 5,895,951 km (0.109 R)
• M11: 8,955,228 km (0.094 R)
• M12: 12,528,074 km (0.053 R)
• M13: 14,235,733 km (0.112 R)
• M14: 14,799,717 km (0.105 R)
• M15: 19,448,172 km (0.06 R)
• M16: 24,987,482 km (0.112 R)
• M17: 25,643,020 km (0.102 R)
• M18: 27,073,923 km (0.036 R)
• M19: 28,646,496 km (0.111 R)
• M20: 29,004,035 km (0.071 R)
• M21: 31,024,055 km (0.106 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 16,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit