🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.2

Radius: 10.7

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.46 AU - 0.68 AU

Year: 287 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,722,738 km

• M1: 133,142 km (0.083 R)
• M2: 583,132 km (0.095 R)
• M3: 949,498 km (0.098 R)
• M4: 1,370,167 km (0.088 R)
• M5: 1,774,979 km (0.116 R)
• M6: 2,275,832 km (0.086 R)
• M7: 2,709,517 km (0.092 R)
• M8: 3,239,691 km (0.089 R)
• M9: 3,885,206 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.4

Radius: 14.5

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.57 AU - 0.57 AU

Year: 287 Days

Day: 9.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,722,738 km

• M1: 180,265 km (0.105 R)
• M2: 707,448 km (0.059 R)
• M3: 1,193,492 km (0.065 R)
• M4: 1,743,862 km (0.106 R)
• M5: 2,400,597 km (0.043 R)
• M6: 2,918,355 km (0.108 R)
• M7: 3,500,441 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.5

Radius: 12.7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.5 AU - 4.7 AU

Year: 6579 Days

Day: 10.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,722,738 km

• M1: 157,975 km (0.114 R)
• M2: 591,660 km (0.063 R)
• M3: 1,048,083 km (0.067 R)
• M4: 1,615,657 km (0.097 R)
• M5: 2,233,496 km (0.111 R)
• M6: 2,673,613 km (0.05 R)
• M7: 3,752,962 km (0.111 R)
• M8: 4,404,461 km (0.114 R)
• M9: 4,846,073 km (0.117 R)
• M10: 6,140,693 km (0.092 R)
• M11: 7,828,905 km (0.052 R)
• M12: 8,666,953 km (0.115 R)
• M13: 12,628,753 km (0.118 R)
• M14: 14,623,940 km (0.093 R)
• M15: 18,091,918 km (0.093 R)
• M16: 20,484,436 km (0.105 R)
• M17: 23,818,524 km (0.086 R)
• M18: 24,724,638 km (0.108 R)
• M19: 26,766,500 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.5

Radius: 6

Gravity: 23.57 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.1 AU - 7.12 AU

Year: 10071 Days

Day: 19.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,722,738 km

• M1: 74,649 km (0.066 R)
• M2: 1,024,895 km (0.058 R)
• M3: 1,232,836 km (0.08 R)
• M4: 1,863,989 km (0.111 R)
• M5: 2,424,533 km (0.108 R)
• M6: 3,634,331 km (0.117 R)
• M7: 4,414,484 km (0.092 R)
• M8: 6,647,531 km (0.083 R)
• M9: 7,895,177 km (0.102 R)
• M10: 9,047,978 km (0.09 R)
• M11: 10,151,712 km (0.092 R)
• M12: 13,805,191 km (0.071 R)
• M13: 14,389,819 km (0.117 R)
• M14: 17,487,991 km (0.091 R)
• M15: 17,789,880 km (0.057 R)
• M16: 18,018,615 km (0.055 R)
• M17: 21,430,793 km (0.084 R)
• M18: 22,657,495 km (0.048 R)
• M19: 23,106,738 km (0.118 R)
• M20: 24,773,407 km (0.052 R)
• M21: 25,927,854 km (0.095 R)
• M22: 27,218,734 km (0.096 R)
• M23: 31,126,081 km (0.107 R)
• M24: 36,118,012 km (0.11 R)
• M25: 45,912,484 km (0.116 R)
• M26: 47,066,781 km (0.102 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: 503 - 19,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit