🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.25 AU - 1.49 AU

Year: 566 Days

Day: 13.6 Hours

Environment

Temp: -0 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 46,419,795 km

• M1: 82,279 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.34 AU - 4.86 AU

Year: 2931 Days

Day: 15.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 151.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.1

Radius: 10.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.02 AU - 7.9 AU

Year: 7195 Days

Day: 5.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,419,795 km

• M1: 137,630 km (0.096 R)
• M2: 500,255 km (0.06 R)
• M3: 1,093,112 km (0.069 R)
• M4: 1,554,023 km (0.034 R)
• M5: 1,936,544 km (0.11 R)
• M6: 2,381,299 km (0.071 R)
• M7: 3,771,213 km (0.112 R)
• M8: 4,415,980 km (0.084 R)
• M9: 5,677,239 km (0.078 R)
• M10: 6,299,417 km (0.073 R)
• M11: 11,429,128 km (0.093 R)
• M12: 13,264,544 km (0.071 R)
• M13: 13,920,979 km (0.077 R)
• M14: 15,021,571 km (0.087 R)
• M15: 20,497,900 km (0.077 R)
• M16: 20,852,746 km (0.116 R)
• M17: 21,727,146 km (0.084 R)
• M18: 28,532,203 km (0.1 R)
• M19: 29,372,644 km (0.073 R)
• M20: 29,615,142 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.5

Radius: 4.1

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12.88 AU - 21.24 AU

Year: 24881 Days

Day: 15.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 46,419,795 km

• M1: 259,104 km (0.083 R)
• M2: 418,276 km (0.046 R)
• M3: 601,832 km (0.059 R)
• M4: 908,657 km (0.091 R)
• M5: 1,094,308 km (0.105 R)
• M6: 1,313,320 km (0.095 R)
• M7: 1,391,111 km (0.103 R)
• M8: 2,135,061 km (0.074 R)
• M9: 2,461,483 km (0.105 R)
• M10: 3,381,361 km (0.118 R)
• M11: 5,254,775 km (0.03 R)
• M12: 5,666,468 km (0.108 R)
• M13: 8,075,443 km (0.107 R)
• M14: 11,829,452 km (0.083 R)
• M15: 13,572,117 km (0.111 R)
• M16: 16,301,530 km (0.101 R)
• M17: 18,689,262 km (0.1 R)
• M18: 18,925,178 km (0.06 R)
• M19: 22,255,376 km (0.092 R)
• M20: 23,425,531 km (0.071 R)
• M21: 29,063,126 km (0.096 R)
• M22: 30,248,689 km (0.103 R)
• M23: 31,153,308 km (0.073 R)
• M24: 34,505,048 km (0.101 R)
• M25: 35,309,137 km (0.094 R)
• M26: 35,552,084 km (0.1 R)
• M27: 35,714,547 km (0.112 R)
• M28: 35,877,459 km (0.093 R)
• M29: 36,204,181 km (0.059 R)
• M30: 37,609,653 km (0.109 R)
• M31: 39,897,004 km (0.101 R)
• M32: 40,414,463 km (0.034 R)
• M33: 44,130,325 km (0.075 R)
• M34: 44,674,562 km (0.119 R)
• M35: 46,419,770 km (0.092 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 17,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit