🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.4

Radius: 12.1

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.09 AU - 1.71 AU

Year: 1070 Days

Day: 14.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,398,964 km

• M1: 150,495 km (0.102 R)
• M2: 571,464 km (0.102 R)
• M3: 1,071,719 km (0.064 R)
• M4: 1,656,048 km (0.086 R)
• M5: 2,214,497 km (0.032 R)
• M6: 2,707,572 km (0.112 R)
• M7: 3,176,262 km (0.112 R)
• M8: 4,244,690 km (0.11 R)
• M9: 5,164,118 km (0.102 R)
• M10: 6,233,743 km (0.057 R)
• M11: 6,985,622 km (0.103 R)
• M12: 7,771,759 km (0.094 R)
• M13: 8,534,259 km (0.031 R)
• M14: 8,975,872 km (0.073 R)
• M15: 9,637,544 km (0.103 R)
• M16: 10,517,777 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.1

Radius: 13.5

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.91 AU - 5.71 AU

Year: 7901 Days

Day: 10.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,398,964 km

• M1: 206,295 km (0.078 R)
• M2: 688,898 km (0.116 R)
• M3: 1,235,529 km (0.091 R)
• M4: 1,774,979 km (0.12 R)
• M5: 2,305,303 km (0.087 R)
• M6: 5,636,997 km (0.08 R)
• M7: 7,509,664 km (0.075 R)
• M8: 8,914,388 km (0.079 R)
• M9: 9,505,748 km (0.115 R)
• M10: 10,956,249 km (0.118 R)
• M11: 12,036,046 km (0.053 R)
• M12: 14,752,744 km (0.052 R)
• M13: 20,342,318 km (0.039 R)
• M14: 21,895,444 km (0.07 R)
• M15: 24,412,278 km (0.109 R)
• M16: 25,825,080 km (0.066 R)
• M17: 29,827,272 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.3

Radius: 13.1

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.43 AU - 6.85 AU

Year: 8648 Days

Day: 8.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,398,964 km

• M1: 164,258 km (0.113 R)
• M2: 590,463 km (0.11 R)
• M3: 1,047,335 km (0.118 R)
• M4: 1,492,538 km (0.082 R)
• M5: 4,954,233 km (0.105 R)
• M6: 6,972,757 km (0.079 R)
• M7: 12,177,117 km (0.116 R)
• M8: 14,033,926 km (0.05 R)
• M9: 16,538,493 km (0.067 R)
• M10: 19,132,670 km (0.111 R)
• M11: 20,391,087 km (0.118 R)
• M12: 20,937,120 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.7

Radius: 12.9

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.58 AU - 6.8 AU

Year: 8764 Days

Day: 13.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,398,964 km

• M1: 160,668 km (0.076 R)
• M2: 583,880 km (0.098 R)
• M3: 1,051,075 km (0.108 R)
• M4: 8,308,217 km (0.039 R)
• M5: 8,929,048 km (0.081 R)
• M6: 11,195,905 km (0.079 R)
• M7: 11,999,694 km (0.094 R)
• M8: 13,424,763 km (0.082 R)
• M9: 15,119,408 km (0.117 R)
• M10: 15,550,848 km (0.101 R)
• M11: 16,101,817 km (0.109 R)
• M12: 18,682,231 km (0.092 R)
• M13: 19,494,697 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 19,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit