🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.9

Radius: 14.2

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.79 AU - 1.15 AU

Year: 637 Days

Day: 11.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 168.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,343,773 km

• M1: 176,675 km (0.086 R)
• M2: 763,996 km (0.083 R)
• M3: 1,232,387 km (0.093 R)
• M4: 1,687,015 km (0.098 R)
• M5: 2,167,673 km (0.094 R)
• M6: 2,648,630 km (0.097 R)
• M7: 3,166,688 km (0.082 R)
• M8: 3,637,472 km (0.118 R)
• M9: 4,396,083 km (0.047 R)
• M10: 4,859,986 km (0.1 R)
• M11: 5,541,255 km (0.104 R)
• M12: 6,012,338 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347

Radius: 14.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.01 AU - 2.23 AU

Year: 2058 Days

Day: 9 Hours

Environment

Temp: -203 °C

Axial Tilt: 175.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,343,773 km

• M1: 177,872 km (0.064 R)
• M2: 854,503 km (0.117 R)
• M3: 1,516,474 km (0.114 R)
• M4: 2,134,612 km (0.109 R)
• M5: 2,599,113 km (0.115 R)
• M6: 3,737,553 km (0.102 R)
• M7: 4,383,816 km (0.092 R)
• M8: 5,332,865 km (0.051 R)
• M9: 6,414,906 km (0.098 R)
• M10: 7,504,428 km (0.111 R)
• M11: 8,952,535 km (0.119 R)
• M12: 9,663,723 km (0.094 R)
• M13: 11,129,184 km (0.114 R)
• M14: 11,697,357 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 13.8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.94 AU - 2.34 AU

Year: 2088 Days

Day: 6.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,343,773 km

• M1: 172,935 km (0.107 R)
• M2: 820,395 km (0.092 R)
• M3: 1,361,939 km (0.083 R)
• M4: 2,013,438 km (0.065 R)
• M5: 2,554,084 km (0.068 R)
• M6: 3,505,826 km (0.096 R)
• M7: 5,180,724 km (0.093 R)
• M8: 6,259,325 km (0.08 R)
• M9: 6,730,707 km (0.111 R)
• M10: 7,834,440 km (0.117 R)
• M11: 9,253,975 km (0.096 R)
• M12: 9,867,625 km (0.11 R)
• M13: 10,363,542 km (0.061 R)
• M14: 11,637,667 km (0.062 R)
• M15: 14,226,608 km (0.094 R)
• M16: 15,607,995 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 10.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.96 AU - 4.1 AU

Year: 5395 Days

Day: 5.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,343,773 km

• M1: 128,804 km (0.045 R)
• M2: 503,696 km (0.069 R)
• M3: 1,047,185 km (0.081 R)
• M4: 1,380,489 km (0.058 R)
• M5: 1,773,034 km (0.096 R)
• M6: 2,300,067 km (0.103 R)
• M7: 2,617,813 km (0.089 R)
• M8: 4,083,124 km (0.083 R)
• M9: 4,408,200 km (0.056 R)
• M10: 5,489,344 km (0.087 R)
• M11: 7,294,991 km (0.094 R)
• M12: 8,095,938 km (0.067 R)
• M13: 9,267,139 km (0.079 R)
• M14: 10,206,464 km (0.098 R)
• M15: 11,479,692 km (0.034 R)
• M16: 12,273,757 km (0.096 R)
• M17: 13,355,200 km (0.054 R)
• M18: 13,763,752 km (0.091 R)
• M19: 14,180,681 km (0.042 R)
• M20: 14,713,699 km (0.113 R)
• M21: 15,260,030 km (0.069 R)
• M22: 20,939,364 km (0.09 R)
• M23: 21,491,230 km (0.116 R)
• M24: 24,171,126 km (0.084 R)
• M25: 27,229,056 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.7

Radius: 3.4

Gravity: 69.78 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.07 AU - 9.39 AU

Year: 14332 Days

Day: 15 Hours

Environment

Temp: -234 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,343,773 km

• M1: 42,336 km (0.112 R)
• M2: 161,865 km (0.079 R)
• M3: 436,377 km (0.094 R)
• M4: 620,981 km (0.049 R)
• M5: 834,906 km (0.116 R)
• M6: 1,023,100 km (0.082 R)
• M7: 2,870,783 km (0.119 R)
• M8: 5,335,109 km (0.114 R)
• M9: 6,260,372 km (0.064 R)
• M10: 6,977,245 km (0.086 R)
• M11: 7,561,125 km (0.094 R)
• M12: 8,571,958 km (0.103 R)
• M13: 8,876,539 km (0.067 R)
• M14: 9,135,792 km (0.065 R)
• M15: 10,167,419 km (0.114 R)
• M16: 17,782,699 km (0.112 R)
• M17: 24,749,472 km (0.12 R)
• M18: 40,232,403 km (0.046 R)
• M19: 42,093,699 km (0.04 R)
• M20: 44,161,441 km (0.061 R)
• M21: 45,986,834 km (0.045 R)
• M22: 46,295,903 km (0.118 R)
• M23: 48,179,191 km (0.107 R)
• M24: 54,306,869 km (0.057 R)
• M25: 63,193,282 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 13,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit