🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.2

Radius: 10.2

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.37 AU - 2.29 AU

Year: 1598 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,532,418 km

• M1: 127,607 km (0.11 R)
• M2: 934,837 km (0.051 R)
• M3: 1,305,690 km (0.104 R)
• M4: 1,977,385 km (0.069 R)
• M5: 2,760,230 km (0.098 R)
• M6: 3,248,967 km (0.092 R)
• M7: 3,881,766 km (0.112 R)
• M8: 4,594,749 km (0.107 R)
• M9: 6,888,384 km (0.104 R)
• M10: 7,240,387 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 10.4

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.56 AU - 2.22 AU

Year: 1678 Days

Day: 11.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 100.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,532,418 km

• M1: 129,402 km (0.1 R)
• M2: 619,634 km (0.116 R)
• M3: 1,305,840 km (0.042 R)
• M4: 1,677,890 km (0.093 R)
• M5: 2,172,759 km (0.096 R)
• M6: 2,535,834 km (0.081 R)
• M7: 3,083,511 km (0.101 R)
• M8: 4,067,865 km (0.118 R)
• M9: 5,503,257 km (0.117 R)
• M10: 5,847,332 km (0.114 R)
• M11: 7,790,160 km (0.109 R)
• M12: 9,484,056 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.5

Radius: 8.7

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.63 AU - 2.49 AU

Year: 1909 Days

Day: 12.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,532,418 km

• M1: 109,356 km (0.113 R)
• M2: 392,694 km (0.062 R)
• M3: 976,126 km (0.116 R)
• M4: 1,422,825 km (0.1 R)
• M5: 3,106,549 km (0.054 R)
• M6: 3,765,528 km (0.116 R)
• M7: 4,322,331 km (0.114 R)
• M8: 5,127,018 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689

Radius: 12

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.94 AU - 3.1 AU

Year: 3389 Days

Day: 12.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,532,418 km

• M1: 149,299 km (0.104 R)
• M2: 533,765 km (0.05 R)
• M3: 938,128 km (0.065 R)
• M4: 1,431,951 km (0.107 R)
• M5: 2,406,880 km (0.102 R)
• M6: 3,118,667 km (0.104 R)
• M7: 3,761,040 km (0.112 R)
• M8: 4,792,667 km (0.044 R)
• M9: 5,387,917 km (0.071 R)
• M10: 5,893,707 km (0.118 R)
• M11: 7,219,294 km (0.057 R)
• M12: 8,036,697 km (0.096 R)
• M13: 10,210,653 km (0.093 R)
• M14: 11,113,626 km (0.093 R)
• M15: 12,113,837 km (0.072 R)
• M16: 12,658,972 km (0.081 R)
• M17: 14,696,944 km (0.095 R)
• M18: 15,369,984 km (0.089 R)
• M19: 15,955,211 km (0.113 R)
• M20: 18,926,075 km (0.083 R)
• M21: 22,113,108 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.3

Radius: 14.6

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.1 AU - 4.76 AU

Year: 5030 Days

Day: 7.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,532,418 km

• M1: 181,612 km (0.106 R)
• M2: 952,490 km (0.113 R)
• M3: 1,542,653 km (0.12 R)
• M4: 2,666,432 km (0.109 R)
• M5: 4,183,355 km (0.064 R)
• M6: 4,873,450 km (0.114 R)
• M7: 5,517,618 km (0.112 R)
• M8: 7,005,818 km (0.069 R)
• M9: 7,859,274 km (0.072 R)
• M10: 9,457,727 km (0.042 R)
• M11: 10,060,158 km (0.104 R)
• M12: 12,603,770 km (0.106 R)
• M13: 13,466,202 km (0.085 R)
• M14: 13,957,033 km (0.097 R)
• M15: 14,645,781 km (0.071 R)
• M16: 15,647,788 km (0.11 R)
• M17: 16,593,545 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.8

Radius: 5.4

Gravity: 18.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.97 AU - 12.21 AU

Year: 23846 Days

Day: 16 Hours

Environment

Temp: -233 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,532,418 km

• M1: 70,012 km (0.091 R)
• M2: 348,114 km (0.093 R)
• M3: 648,956 km (0.119 R)
• M4: 1,399,039 km (0.111 R)
• M5: 1,941,481 km (0.113 R)
• M6: 2,315,326 km (0.12 R)
• M7: 2,785,662 km (0.105 R)
• M8: 3,043,569 km (0.103 R)
• M9: 5,357,249 km (0.068 R)
• M10: 8,690,589 km (0.06 R)
• M11: 15,062,112 km (0.075 R)
• M12: 16,931,038 km (0.108 R)
• M13: 19,968,773 km (0.087 R)
• M14: 28,748,223 km (0.118 R)
• M15: 29,968,493 km (0.088 R)
• M16: 34,105,173 km (0.108 R)
• M17: 38,460,565 km (0.091 R)
• M18: 50,851,009 km (0.056 R)
• M19: 58,613,493 km (0.075 R)
• M20: 61,967,477 km (0.113 R)
• M21: 65,865,100 km (0.1 R)
• M22: 73,466,766 km (0.118 R)
• M23: 73,918,103 km (0.101 R)
• M24: 74,826,013 km (0.104 R)
• M25: 75,971,483 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 10,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit