🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.1

Radius: 8.6

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.6 AU - 0.86 AU

Year: 416 Days

Day: 12.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,521,434 km

• M1: 107,561 km (0.077 R)
• M2: 383,719 km (0.116 R)
• M3: 683,213 km (0.039 R)
• M4: 977,472 km (0.112 R)
• M5: 1,576,911 km (0.116 R)
• M6: 1,967,212 km (0.079 R)
• M7: 2,411,966 km (0.117 R)
• M8: 2,964,731 km (0.113 R)
• M9: 3,432,673 km (0.104 R)
• M10: 3,809,061 km (0.119 R)
• M11: 4,446,198 km (0.067 R)
• M12: 4,879,434 km (0.119 R)
• M13: 5,199,124 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.8

Radius: 10.4

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.44 AU - 1.64 AU

Year: 1274 Days

Day: 9.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,521,434 km

• M1: 129,402 km (0.106 R)
• M2: 495,169 km (0.108 R)
• M3: 1,435,691 km (0.085 R)
• M4: 2,046,648 km (0.103 R)
• M5: 2,493,198 km (0.094 R)
• M6: 3,280,083 km (0.075 R)
• M7: 3,713,767 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.8

Radius: 13.6

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.29 AU - 3.85 AU

Year: 4498 Days

Day: 6.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 18,521,434 km

• M1: 176,825 km (0.061 R)
• M2: 651,948 km (0.047 R)
• M3: 1,259,016 km (0.087 R)
• M4: 1,867,729 km (0.066 R)
• M5: 2,995,697 km (0.082 R)
• M6: 3,526,770 km (0.055 R)
• M7: 4,608,961 km (0.056 R)
• M8: 6,494,642 km (0.051 R)
• M9: 7,627,397 km (0.083 R)
• M10: 8,259,298 km (0.074 R)
• M11: 9,233,629 km (0.076 R)
• M12: 10,241,470 km (0.113 R)
• M13: 12,098,129 km (0.106 R)
• M14: 14,431,407 km (0.046 R)
• M15: 16,125,753 km (0.11 R)
• M16: 17,287,231 km (0.109 R)
• M17: 19,324,604 km (0.063 R)
• M18: 21,517,559 km (0.043 R)
• M19: 23,285,806 km (0.078 R)
• M20: 26,156,589 km (0.111 R)
• M21: 26,710,101 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111

Radius: 10.5

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.38 AU - 5.24 AU

Year: 5967 Days

Day: 9.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,521,434 km

• M1: 131,796 km (0.117 R)
• M2: 500,704 km (0.118 R)
• M3: 919,129 km (0.047 R)
• M4: 1,343,239 km (0.111 R)
• M5: 2,052,184 km (0.07 R)
• M6: 2,822,313 km (0.07 R)
• M7: 3,645,102 km (0.112 R)
• M8: 4,243,643 km (0.093 R)
• M9: 4,861,781 km (0.078 R)
• M10: 5,251,484 km (0.075 R)
• M11: 7,052,343 km (0.083 R)
• M12: 10,233,691 km (0.112 R)
• M13: 10,799,021 km (0.075 R)
• M14: 11,625,400 km (0.073 R)
• M15: 12,792,114 km (0.096 R)
• M16: 13,492,830 km (0.096 R)
• M17: 15,259,880 km (0.108 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 15,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit