🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.3

Radius: 9.2

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.47 AU - 0.55 AU

Year: 251 Days

Day: 8.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,293,273 km

• M1: 114,442 km (0.062 R)
• M2: 418,575 km (0.077 R)
• M3: 834,158 km (0.112 R)
• M4: 1,337,854 km (0.077 R)
• M5: 1,838,857 km (0.074 R)
• M6: 2,188,766 km (0.118 R)
• M7: 2,618,711 km (0.099 R)
• M8: 2,926,434 km (0.088 R)
• M9: 3,998,302 km (0.069 R)
• M10: 4,370,053 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.4

Radius: 12

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.49 AU - 0.57 AU

Year: 266 Days

Day: 7 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,293,273 km

• M1: 149,299 km (0.12 R)
• M2: 595,100 km (0.119 R)
• M3: 1,024,297 km (0.084 R)
• M4: 1,449,903 km (0.095 R)
• M5: 1,932,804 km (0.079 R)
• M6: 2,497,536 km (0.09 R)
• M7: 2,887,688 km (0.076 R)
• M8: 3,576,735 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.8

Radius: 8.1

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.57 AU - 0.59 AU

Year: 305 Days

Day: 11.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,293,273 km

• M1: 100,679 km (0.118 R)
• M2: 364,570 km (0.098 R)
• M3: 624,422 km (0.087 R)
• M4: 928,255 km (0.094 R)
• M5: 1,260,960 km (0.056 R)
• M6: 1,621,342 km (0.094 R)
• M7: 2,179,641 km (0.11 R)
• M8: 2,560,368 km (0.073 R)
• M9: 3,063,316 km (0.053 R)
• M10: 3,423,248 km (0.118 R)
• M11: 3,822,974 km (0.11 R)

Asteroid Belt

Center: 3.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.3

Radius: 3.3

Gravity: 43.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.65 AU - 7.09 AU

Year: 11097 Days

Day: 21.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,293,273 km

• M1: 42,187 km (0.093 R)
• M2: 181,911 km (0.115 R)
• M3: 620,831 km (0.117 R)
• M4: 800,199 km (0.083 R)
• M5: 1,055,862 km (0.084 R)
• M6: 2,787,756 km (0.105 R)
• M7: 2,893,971 km (0.108 R)
• M8: 3,765,827 km (0.112 R)
• M9: 3,869,648 km (0.088 R)
• M10: 4,001,893 km (0.079 R)
• M11: 5,562,946 km (0.113 R)
• M12: 6,150,417 km (0.093 R)
• M13: 6,589,188 km (0.098 R)
• M14: 7,777,145 km (0.089 R)
• M15: 7,988,078 km (0.102 R)
• M16: 8,465,594 km (0.117 R)
• M17: 9,054,262 km (0.12 R)
• M18: 12,071,202 km (0.091 R)
• M19: 12,183,849 km (0.118 R)
• M20: 17,285,735 km (0.082 R)
• M21: 19,131,772 km (0.08 R)
• M22: 25,083,075 km (0.093 R)
• M23: 31,301,559 km (0.092 R)
• M24: 32,374,475 km (0.11 R)
• M25: 33,029,863 km (0.075 R)
• M26: 35,856,066 km (0.067 R)
• M27: 41,213,914 km (0.04 R)
• M28: 44,617,864 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 16,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit