🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.3

Radius: 12.1

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.62 AU - 1.02 AU

Year: 522 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,638,294 km

• M1: 150,495 km (0.12 R)
• M2: 537,804 km (0.106 R)
• M3: 979,866 km (0.069 R)
• M4: 1,679,386 km (0.052 R)
• M5: 2,511,150 km (0.107 R)
• M6: 2,999,138 km (0.091 R)
• M7: 3,562,673 km (0.05 R)
• M8: 3,990,374 km (0.034 R)
• M9: 4,584,576 km (0.103 R)
• M10: 5,484,707 km (0.091 R)
• M11: 5,879,944 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.6

Radius: 14.1

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.24 AU - 1.86 AU

Year: 1356 Days

Day: 12.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,638,294 km

• M1: 175,478 km (0.093 R)
• M2: 742,155 km (0.113 R)
• M3: 1,214,136 km (0.097 R)
• M4: 1,691,503 km (0.109 R)
• M5: 2,209,411 km (0.073 R)
• M6: 2,872,429 km (0.105 R)
• M7: 3,410,383 km (0.062 R)
• M8: 4,284,034 km (0.098 R)
• M9: 4,802,241 km (0.052 R)
• M10: 5,342,290 km (0.072 R)
• M11: 5,965,813 km (0.058 R)
• M12: 6,614,470 km (0.052 R)
• M13: 8,133,187 km (0.108 R)
• M14: 9,602,388 km (0.037 R)
• M15: 10,150,216 km (0.113 R)
• M16: 10,751,150 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.9

Radius: 12

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.68 AU - 2.78 AU

Year: 2341 Days

Day: 10.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,638,294 km

• M1: 154,086 km (0.071 R)
• M2: 704,307 km (0.099 R)
• M3: 1,215,184 km (0.087 R)
• M4: 1,598,304 km (0.053 R)
• M5: 2,016,729 km (0.072 R)
• M6: 2,454,751 km (0.067 R)
• M7: 3,096,377 km (0.11 R)
• M8: 4,569,018 km (0.061 R)
• M9: 5,495,927 km (0.043 R)
• M10: 6,308,991 km (0.105 R)
• M11: 7,200,594 km (0.082 R)
• M12: 8,454,524 km (0.108 R)
• M13: 9,334,309 km (0.085 R)
• M14: 10,860,357 km (0.118 R)
• M15: 11,237,942 km (0.101 R)
• M16: 12,464,495 km (0.114 R)
• M17: 15,559,974 km (0.068 R)
• M18: 16,089,251 km (0.097 R)
• M19: 16,531,014 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.5

Radius: 14

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.78 AU - 5.78 AU

Year: 7346 Days

Day: 7.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,638,294 km

• M1: 174,132 km (0.048 R)
• M2: 821,592 km (0.105 R)
• M3: 1,268,889 km (0.114 R)
• M4: 1,767,798 km (0.064 R)
• M5: 3,276,792 km (0.095 R)
• M6: 4,632,896 km (0.115 R)
• M7: 5,875,456 km (0.077 R)
• M8: 6,623,595 km (0.09 R)
• M9: 7,329,697 km (0.11 R)
• M10: 8,734,870 km (0.096 R)
• M11: 10,894,315 km (0.092 R)
• M12: 11,687,483 km (0.075 R)
• M13: 12,419,166 km (0.108 R)
• M14: 15,889,089 km (0.118 R)
• M15: 17,156,183 km (0.082 R)
• M16: 18,230,296 km (0.101 R)
• M17: 19,015,236 km (0.102 R)
• M18: 19,890,982 km (0.081 R)
• M19: 22,308,483 km (0.058 R)
• M20: 24,520,437 km (0.111 R)
• M21: 25,638,981 km (0.109 R)
• M22: 26,791,333 km (0.081 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 11,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit