🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.3

Radius: 15

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.48 AU - 0.72 AU

Year: 321 Days

Day: 10.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,515,782 km

• M1: 186,549 km (0.085 R)
• M2: 653,593 km (0.086 R)
• M3: 1,280,857 km (0.091 R)
• M4: 1,825,094 km (0.102 R)
• M5: 2,334,325 km (0.109 R)
• M6: 2,880,507 km (0.107 R)
• M7: 3,500,740 km (0.115 R)
• M8: 4,020,592 km (0.071 R)
• M9: 4,729,686 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.2

Radius: 9.3

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.47 AU - 1.63 AU

Year: 1332 Days

Day: 9 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,515,782 km

• M1: 115,938 km (0.112 R)
• M2: 438,920 km (0.093 R)
• M3: 921,074 km (0.051 R)
• M4: 1,236,127 km (0.113 R)
• M5: 2,215,096 km (0.065 R)
• M6: 2,701,588 km (0.08 R)
• M7: 3,243,132 km (0.114 R)
• M8: 4,487,487 km (0.079 R)
• M9: 5,979,277 km (0.09 R)
• M10: 6,322,754 km (0.107 R)
• M11: 6,728,015 km (0.12 R)
• M12: 8,726,642 km (0.06 R)
• M13: 12,111,743 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.1

Radius: 10.1

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.98 AU - 2.16 AU

Year: 2056 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,515,782 km

• M1: 134,339 km (0.048 R)
• M2: 572,810 km (0.078 R)
• M3: 1,730,548 km (0.09 R)
• M4: 2,363,048 km (0.118 R)
• M5: 2,763,671 km (0.107 R)
• M6: 3,575,240 km (0.088 R)
• M7: 4,369,903 km (0.093 R)
• M8: 4,710,388 km (0.054 R)
• M9: 5,542,152 km (0.077 R)
• M10: 6,441,834 km (0.105 R)
• M11: 9,833,966 km (0.109 R)
• M12: 12,663,609 km (0.068 R)
• M13: 13,852,164 km (0.088 R)
• M14: 14,450,107 km (0.088 R)
• M15: 15,995,752 km (0.114 R)
• M16: 16,449,632 km (0.092 R)
• M17: 17,916,888 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342

Radius: 14.5

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.84 AU - 3.26 AU

Year: 3677 Days

Day: 9.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,515,782 km

• M1: 180,265 km (0.064 R)
• M2: 778,956 km (0.118 R)
• M3: 1,474,287 km (0.081 R)
• M4: 1,954,047 km (0.116 R)
• M5: 2,568,296 km (0.097 R)
• M6: 3,026,515 km (0.036 R)
• M7: 4,171,686 km (0.069 R)
• M8: 5,764,455 km (0.099 R)
• M9: 8,768,978 km (0.12 R)
• M10: 9,822,447 km (0.1 R)
• M11: 10,686,075 km (0.057 R)
• M12: 12,435,921 km (0.073 R)
• M13: 15,334,979 km (0.091 R)
• M14: 17,936,635 km (0.101 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: 287 - 17,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit