🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.61 AU - 0.73 AU

Year: 349 Days

Day: 19.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,226,236 km

• M1: 33,360 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.5

Radius: 9.8

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.77 AU - 1.15 AU

Year: 598 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,226,236 km

• M1: 121,922 km (0.117 R)
• M2: 613,351 km (0.105 R)
• M3: 967,150 km (0.078 R)
• M4: 1,274,574 km (0.12 R)
• M5: 1,598,154 km (0.106 R)
• M6: 2,256,833 km (0.089 R)
• M7: 2,563,210 km (0.093 R)
• M8: 3,261,234 km (0.078 R)
• M9: 3,578,979 km (0.042 R)
• M10: 4,164,356 km (0.109 R)
• M11: 4,937,179 km (0.113 R)
• M12: 5,715,387 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.9

Radius: 12.1

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.05 AU - 1.45 AU

Year: 889 Days

Day: 13 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,226,236 km

• M1: 150,495 km (0.095 R)
• M2: 574,157 km (0.074 R)
• M3: 1,017,864 km (0.115 R)
• M4: 1,531,284 km (0.114 R)
• M5: 1,964,070 km (0.109 R)
• M6: 2,528,503 km (0.098 R)
• M7: 3,526,919 km (0.119 R)
• M8: 4,250,973 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.4

Radius: 10.8

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.33 AU - 4.85 AU

Year: 5259 Days

Day: 12 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,226,236 km

• M1: 134,788 km (0.095 R)
• M2: 479,162 km (0.108 R)
• M3: 873,652 km (0.098 R)
• M4: 2,479,734 km (0.083 R)
• M5: 3,174,018 km (0.11 R)
• M6: 3,641,511 km (0.107 R)
• M7: 4,948,099 km (0.103 R)
• M8: 5,607,377 km (0.053 R)
• M9: 6,109,128 km (0.037 R)
• M10: 6,512,893 km (0.03 R)
• M11: 7,067,751 km (0.103 R)
• M12: 8,234,764 km (0.097 R)
• M13: 8,612,649 km (0.076 R)
• M14: 10,723,624 km (0.091 R)
• M15: 11,827,656 km (0.042 R)
• M16: 12,358,430 km (0.045 R)
• M17: 12,955,475 km (0.073 R)
• M18: 13,571,519 km (0.078 R)
• M19: 13,939,978 km (0.116 R)
• M20: 15,767,316 km (0.093 R)
• M21: 17,377,139 km (0.103 R)
• M22: 17,937,383 km (0.045 R)
• M23: 18,381,390 km (0.114 R)
• M24: 23,990,412 km (0.091 R)
• M25: 25,314,054 km (0.085 R)
• M26: 26,358,546 km (0.062 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 20,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit