🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.5

Radius: 8.9

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.01 AU - 1.21 AU

Year: 780 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,438,615 km

• M1: 124,316 km (0.086 R)
• M2: 576,251 km (0.101 R)
• M3: 906,114 km (0.11 R)
• M4: 1,190,201 km (0.06 R)
• M5: 1,742,815 km (0.08 R)
• M6: 2,330,585 km (0.115 R)
• M7: 2,836,076 km (0.103 R)
• M8: 3,662,156 km (0.104 R)
• M9: 4,319,339 km (0.108 R)
• M10: 4,977,420 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.3

Radius: 8.2

Gravity: 14.19 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.95 AU - 1.33 AU

Year: 812 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,438,615 km

• M1: 106,663 km (0.091 R)
• M2: 392,246 km (0.09 R)
• M3: 673,340 km (0.106 R)
• M4: 1,450,950 km (0.029 R)
• M5: 1,903,184 km (0.057 R)
• M6: 2,906,387 km (0.115 R)
• M7: 3,393,777 km (0.107 R)
• M8: 3,840,776 km (0.084 R)
• M9: 4,944,210 km (0.07 R)
• M10: 5,823,247 km (0.079 R)
• M11: 6,442,582 km (0.041 R)
• M12: 6,756,887 km (0.098 R)
• M13: 8,863,375 km (0.095 R)
• M14: 9,140,430 km (0.085 R)
• M15: 9,509,039 km (0.103 R)
• M16: 10,006,153 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.5

Radius: 10.6

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.37 AU - 1.83 AU

Year: 1350 Days

Day: 15 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,438,615 km

• M1: 131,796 km (0.09 R)
• M2: 482,603 km (0.052 R)
• M3: 820,694 km (0.103 R)
• M4: 1,424,321 km (0.072 R)
• M5: 1,945,371 km (0.081 R)
• M6: 2,797,630 km (0.094 R)
• M7: 3,204,835 km (0.083 R)
• M8: 4,057,693 km (0.112 R)
• M9: 4,943,162 km (0.118 R)
• M10: 5,561,600 km (0.095 R)
• M11: 6,428,669 km (0.068 R)
• M12: 6,836,623 km (0.09 R)
• M13: 7,679,906 km (0.11 R)
• M14: 9,572,618 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.5

Radius: 13.1

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.34 AU - 3.74 AU

Year: 4442 Days

Day: 7.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,438,615 km

• M1: 162,912 km (0.106 R)
• M2: 677,678 km (0.075 R)
• M3: 1,089,521 km (0.062 R)
• M4: 1,708,557 km (0.055 R)
• M5: 5,332,416 km (0.045 R)
• M6: 6,333,675 km (0.111 R)
• M7: 7,280,031 km (0.103 R)
• M8: 13,702,118 km (0.054 R)
• M9: 16,570,807 km (0.113 R)
• M10: 17,241,454 km (0.097 R)
• M11: 17,983,908 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.3

Radius: 13.2

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.73 AU - 5.43 AU

Year: 7635 Days

Day: 13.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 24,438,615 km

• M1: 164,857 km (0.104 R)
• M2: 991,834 km (0.108 R)
• M3: 1,743,713 km (0.112 R)
• M4: 2,354,670 km (0.085 R)
• M5: 2,776,536 km (0.071 R)
• M6: 3,483,686 km (0.056 R)
• M7: 4,232,722 km (0.106 R)
• M8: 5,115,200 km (0.12 R)
• M9: 5,988,852 km (0.092 R)
• M10: 6,411,765 km (0.111 R)
• M11: 6,959,742 km (0.027 R)
• M12: 7,916,869 km (0.116 R)
• M13: 9,341,789 km (0.078 R)
• M14: 10,002,263 km (0.083 R)
• M15: 10,883,544 km (0.089 R)
• M16: 11,367,793 km (0.105 R)
• M17: 12,327,463 km (0.047 R)
• M18: 13,450,494 km (0.108 R)
• M19: 15,532,597 km (0.115 R)
• M20: 19,396,860 km (0.028 R)
• M21: 20,766,728 km (0.09 R)
• M22: 21,212,380 km (0.102 R)
• M23: 22,509,992 km (0.104 R)
• M24: 24,844,915 km (0.038 R)
• M25: 29,991,381 km (0.091 R)
• M26: 31,041,708 km (0.105 R)
• M27: 33,317,091 km (0.074 R)
• M28: 34,134,045 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.2

Radius: 3.9

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.86 AU - 8.6 AU

Year: 14332 Days

Day: 20.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,438,615 km

• M1: 50,414 km (0.105 R)
• M2: 693,985 km (0.073 R)
• M3: 949,198 km (0.092 R)
• M4: 2,256,235 km (0.081 R)
• M5: 6,502,421 km (0.091 R)
• M6: 12,303,527 km (0.079 R)
• M7: 15,346,498 km (0.096 R)
• M8: 15,888,939 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 18,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit