🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.7

Radius: 11.7

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.82 AU - 0.94 AU

Year: 560 Days

Day: 14.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,900,632 km

• M1: 145,559 km (0.101 R)
• M2: 522,695 km (0.057 R)
• M3: 912,697 km (0.118 R)
• M4: 1,287,888 km (0.111 R)
• M5: 1,810,134 km (0.12 R)
• M6: 2,260,274 km (0.083 R)
• M7: 3,390,187 km (0.07 R)
• M8: 3,808,313 km (0.06 R)
• M9: 4,700,215 km (0.108 R)
• M10: 5,204,660 km (0.073 R)
• M11: 6,282,662 km (0.073 R)
• M12: 6,707,969 km (0.046 R)
• M13: 7,130,732 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.3

Radius: 10.2

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.35 AU - 1.57 AU

Year: 1197 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,900,632 km

• M1: 127,457 km (0.041 R)
• M2: 501,602 km (0.067 R)
• M3: 866,022 km (0.058 R)
• M4: 1,236,426 km (0.087 R)
• M5: 1,666,071 km (0.036 R)
• M6: 3,062,717 km (0.097 R)
• M7: 4,445,899 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.3

Radius: 14.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.22 AU - 4.02 AU

Year: 4671 Days

Day: 5.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,900,632 km

• M1: 181,761 km (0.086 R)
• M2: 670,647 km (0.094 R)
• M3: 1,224,758 km (0.1 R)
• M4: 2,077,466 km (0.111 R)
• M5: 2,831,289 km (0.118 R)
• M6: 6,202,777 km (0.064 R)
• M7: 7,222,585 km (0.101 R)
• M8: 8,144,258 km (0.101 R)
• M9: 8,633,742 km (0.072 R)
• M10: 10,959,241 km (0.079 R)
• M11: 13,725,006 km (0.083 R)
• M12: 15,139,005 km (0.115 R)
• M13: 16,097,928 km (0.03 R)
• M14: 16,592,349 km (0.116 R)
• M15: 17,611,858 km (0.073 R)
• M16: 18,492,990 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.7

Radius: 6.3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.6 AU - 9.44 AU

Year: 15405 Days

Day: 21.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,900,632 km

• M1: 78,389 km (0.108 R)
• M2: 295,306 km (0.107 R)
• M3: 1,019,958 km (0.108 R)
• M4: 1,564,943 km (0.112 R)
• M5: 2,025,406 km (0.097 R)
• M6: 2,609,585 km (0.075 R)
• M7: 4,610,307 km (0.119 R)
• M8: 5,036,661 km (0.077 R)
• M9: 5,614,109 km (0.046 R)
• M10: 7,457,903 km (0.085 R)
• M11: 7,885,753 km (0.116 R)
• M12: 8,329,909 km (0.036 R)
• M13: 9,092,409 km (0.114 R)
• M14: 9,356,748 km (0.089 R)
• M15: 10,513,290 km (0.055 R)
• M16: 11,001,577 km (0.061 R)
• M17: 12,341,974 km (0.111 R)
• M18: 13,672,647 km (0.052 R)
• M19: 15,780,631 km (0.102 R)
• M20: 16,550,760 km (0.103 R)
• M21: 19,735,250 km (0.098 R)
• M22: 21,626,616 km (0.109 R)
• M23: 22,495,780 km (0.08 R)
• M24: 26,117,694 km (0.093 R)
• M25: 35,567,492 km (0.119 R)
• M26: 37,787,225 km (0.111 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 17,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit