🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.8

Radius: 13.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.75 AU - 0.77 AU

Year: 457 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 53,383,564 km

• M1: 165,605 km (0.111 R)
• M2: 602,879 km (0.103 R)
• M3: 1,193,342 km (0.067 R)
• M4: 2,126,683 km (0.094 R)
• M5: 2,632,025 km (0.027 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.5

Radius: 4.1

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.49 AU - 7.37 AU

Year: 12592 Days

Day: 21 Hours

Environment

Temp: -231 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,383,564 km

• M1: 245,191 km (0.082 R)
• M2: 3,954,021 km (0.087 R)
• M3: 5,948,460 km (0.115 R)
• M4: 7,517,443 km (0.116 R)
• M5: 8,048,066 km (0.1 R)
• M6: 9,223,158 km (0.084 R)
• M7: 9,707,107 km (0.038 R)
• M8: 12,001,788 km (0.103 R)
• M9: 13,528,883 km (0.05 R)
• M10: 18,433,898 km (0.101 R)
• M11: 18,814,625 km (0.038 R)
• M12: 22,625,032 km (0.069 R)
• M13: 23,134,712 km (0.101 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.2

Radius: 3.8

Gravity: 15.8 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.9 AU - 8.62 AU

Year: 13503 Days

Day: 21.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,383,564 km

• M1: 210,185 km (0.087 R)
• M2: 401,670 km (0.11 R)
• M3: 593,904 km (0.083 R)
• M4: 1,741,319 km (0.093 R)
• M5: 1,938,938 km (0.119 R)
• M6: 2,307,398 km (0.111 R)
• M7: 3,181,797 km (0.091 R)
• M8: 4,701,562 km (0.056 R)
• M9: 6,015,480 km (0.103 R)
• M10: 6,829,891 km (0.116 R)
• M11: 7,595,682 km (0.068 R)
• M12: 17,986,750 km (0.03 R)
• M13: 28,247,220 km (0.049 R)
• M14: 29,310,561 km (0.102 R)
• M15: 33,189,484 km (0.085 R)
• M16: 35,807,597 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.1

Radius: 5.4

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.72 AU - 11.2 AU

Year: 18513 Days

Day: 18.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,383,564 km

• M1: 67,917 km (0.082 R)
• M2: 388,506 km (0.087 R)
• M3: 612,005 km (0.059 R)
• M4: 1,422,077 km (0.064 R)
• M5: 2,878,712 km (0.067 R)
• M6: 4,425,554 km (0.104 R)
• M7: 7,477,650 km (0.086 R)
• M8: 8,185,846 km (0.107 R)
• M9: 10,362,645 km (0.092 R)
• M10: 11,354,778 km (0.07 R)
• M11: 13,848,125 km (0.063 R)
• M12: 26,654,900 km (0.079 R)
• M13: 28,717,705 km (0.037 R)
• M14: 33,274,456 km (0.088 R)
• M15: 37,527,075 km (0.089 R)
• M16: 39,455,391 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 12,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit