🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707

Radius: 9.2

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.69 AU - 0.81 AU

Year: 433 Days

Day: 14.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,359,557 km

• M1: 116,238 km (0.071 R)
• M2: 428,448 km (0.075 R)
• M3: 812,316 km (0.107 R)
• M4: 1,269,637 km (0.104 R)
• M5: 1,558,810 km (0.106 R)
• M6: 1,900,641 km (0.114 R)
• M7: 2,329,089 km (0.095 R)
• M8: 2,737,940 km (0.066 R)
• M9: 3,392,880 km (0.099 R)
• M10: 3,828,658 km (0.074 R)
• M11: 5,091,115 km (0.12 R)
• M12: 5,663,626 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.3

Radius: 13.6

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.13 AU - 1.35 AU

Year: 921 Days

Day: 10.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,359,557 km

• M1: 169,195 km (0.108 R)
• M2: 740,210 km (0.112 R)
• M3: 1,195,736 km (0.098 R)
• M4: 1,693,298 km (0.097 R)
• M5: 2,169,319 km (0.118 R)
• M6: 2,666,432 km (0.1 R)
• M7: 3,226,676 km (0.077 R)
• M8: 3,879,821 km (0.031 R)
• M9: 4,390,099 km (0.037 R)
• M10: 5,471,393 km (0.091 R)
• M11: 6,487,910 km (0.112 R)
• M12: 6,941,790 km (0.084 R)
• M13: 7,370,537 km (0.105 R)
• M14: 7,889,193 km (0.055 R)
• M15: 8,738,909 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.5

Radius: 13.5

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.44 AU - 2.04 AU

Year: 1531 Days

Day: 13.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,359,557 km

• M1: 167,849 km (0.102 R)
• M2: 654,042 km (0.081 R)
• M3: 1,301,501 km (0.06 R)
• M4: 2,108,283 km (0.064 R)
• M5: 2,646,237 km (0.103 R)
• M6: 3,387,045 km (0.108 R)
• M7: 4,021,191 km (0.101 R)
• M8: 4,493,621 km (0.077 R)
• M9: 5,393,901 km (0.086 R)
• M10: 6,212,800 km (0.071 R)
• M11: 7,807,962 km (0.109 R)
• M12: 8,639,576 km (0.092 R)
• M13: 10,064,945 km (0.106 R)
• M14: 10,834,027 km (0.055 R)
• M15: 11,529,508 km (0.103 R)
• M16: 13,172,541 km (0.115 R)
• M17: 14,007,746 km (0.119 R)

Asteroid Belt

Center: 5.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.1

Radius: 5.3

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.55 AU - 10.81 AU

Year: 21660 Days

Day: 21.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,359,557 km

• M1: 66,122 km (0.09 R)
• M2: 586,124 km (0.081 R)
• M3: 977,173 km (0.04 R)
• M4: 1,256,622 km (0.067 R)
• M5: 1,650,663 km (0.106 R)
• M6: 1,947,166 km (0.076 R)
• M7: 2,938,252 km (0.093 R)
• M8: 3,651,834 km (0.094 R)
• M9: 5,244,752 km (0.05 R)
• M10: 7,391,032 km (0.102 R)
• M11: 11,610,141 km (0.035 R)
• M12: 12,192,974 km (0.078 R)
• M13: 13,311,667 km (0.054 R)
• M14: 13,734,880 km (0.117 R)
• M15: 17,387,461 km (0.094 R)
• M16: 17,956,980 km (0.04 R)
• M17: 19,672,419 km (0.074 R)
• M18: 21,350,159 km (0.101 R)
• M19: 22,969,706 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 12,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit