🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.1

Radius: 9.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.75 AU - 0.81 AU

Year: 459 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,063,140 km

• M1: 126,410 km (0.114 R)
• M2: 521,199 km (0.088 R)
• M3: 1,080,097 km (0.085 R)
• M4: 1,584,241 km (0.078 R)
• M5: 1,945,820 km (0.114 R)
• M6: 3,624,906 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.1

Radius: 10

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.83 AU - 0.91 AU

Year: 541 Days

Day: 10.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,063,140 km

• M1: 124,316 km (0.054 R)
• M2: 440,715 km (0.094 R)
• M3: 797,955 km (0.088 R)
• M4: 1,163,572 km (0.109 R)
• M5: 1,563,148 km (0.111 R)
• M6: 1,994,439 km (0.1 R)
• M7: 2,331,632 km (0.113 R)
• M8: 2,738,389 km (0.107 R)
• M9: 3,215,606 km (0.118 R)
• M10: 3,568,208 km (0.073 R)
• M11: 4,337,441 km (0.044 R)
• M12: 4,877,788 km (0.026 R)
• M13: 5,229,792 km (0.083 R)
• M14: 5,772,084 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.3

Radius: 11.3

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.7 AU - 1.08 AU

Year: 560 Days

Day: 11.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,063,140 km

• M1: 140,772 km (0.112 R)
• M2: 680,371 km (0.04 R)
• M3: 1,087,128 km (0.101 R)
• M4: 1,574,966 km (0.069 R)
• M5: 2,047,845 km (0.077 R)
• M6: 2,593,279 km (0.042 R)
• M7: 2,953,810 km (0.067 R)
• M8: 3,504,929 km (0.099 R)
• M9: 4,020,592 km (0.104 R)
• M10: 4,475,519 km (0.07 R)
• M11: 4,897,385 km (0.069 R)
• M12: 5,363,532 km (0.081 R)
• M13: 5,821,452 km (0.045 R)
• M14: 7,332,091 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 12.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.87 AU - 1.21 AU

Year: 707 Days

Day: 14.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,063,140 km

• M1: 155,432 km (0.12 R)
• M2: 595,250 km (0.075 R)
• M3: 1,086,829 km (0.107 R)
• M4: 1,593,367 km (0.078 R)
• M5: 2,047,097 km (0.108 R)
• M6: 2,609,286 km (0.061 R)
• M7: 3,171,924 km (0.03 R)
• M8: 3,632,087 km (0.075 R)
• M9: 4,558,247 km (0.072 R)
• M10: 5,217,675 km (0.098 R)
• M11: 5,710,749 km (0.106 R)
• M12: 6,335,470 km (0.04 R)
• M13: 6,983,528 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903

Radius: 13.3

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.26 AU - 1.86 AU

Year: 1299 Days

Day: 8.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,063,140 km

• M1: 165,605 km (0.11 R)
• M2: 726,597 km (0.12 R)
• M3: 1,346,830 km (0.117 R)
• M4: 2,016,430 km (0.071 R)
• M5: 2,697,100 km (0.026 R)
• M6: 3,772,260 km (0.076 R)
• M7: 4,408,500 km (0.084 R)
• M8: 4,931,793 km (0.115 R)
• M9: 5,388,814 km (0.105 R)
• M10: 6,509,452 km (0.059 R)
• M11: 7,890,689 km (0.111 R)
• M12: 8,606,366 km (0.062 R)
• M13: 9,648,913 km (0.064 R)
• M14: 10,842,704 km (0.089 R)
• M15: 12,776,406 km (0.067 R)
• M16: 13,363,129 km (0.117 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.7

Radius: 5.7

Gravity: 19.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.37 AU - 9.59 AU

Year: 15033 Days

Day: 20.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,063,140 km

• M1: 71,358 km (0.109 R)
• M2: 344,823 km (0.063 R)
• M3: 573,558 km (0.099 R)
• M4: 1,118,394 km (0.112 R)
• M5: 1,298,210 km (0.053 R)
• M6: 1,941,182 km (0.083 R)
• M7: 2,446,972 km (0.079 R)
• M8: 3,135,272 km (0.048 R)
• M9: 3,365,055 km (0.112 R)
• M10: 3,744,883 km (0.089 R)
• M11: 5,628,769 km (0.095 R)
• M12: 6,046,447 km (0.111 R)
• M13: 6,403,238 km (0.099 R)
• M14: 7,832,945 km (0.117 R)
• M15: 8,896,585 km (0.106 R)
• M16: 10,108,179 km (0.053 R)
• M17: 10,441,483 km (0.114 R)
• M18: 10,897,307 km (0.044 R)
• M19: 11,130,082 km (0.061 R)
• M20: 12,661,216 km (0.089 R)
• M21: 14,327,586 km (0.105 R)
• M22: 16,743,742 km (0.086 R)
• M23: 17,289,026 km (0.111 R)
• M24: 17,685,759 km (0.085 R)
• M25: 19,847,150 km (0.074 R)
• M26: 28,682,250 km (0.038 R)
• M27: 29,801,093 km (0.086 R)
• M28: 31,888,133 km (0.072 R)
• M29: 32,245,223 km (0.09 R)
• M30: 35,707,217 km (0.092 R)
• M31: 37,527,823 km (0.063 R)
• M32: 38,192,636 km (0.113 R)
• M33: 42,347,866 km (0.087 R)
• M34: 46,336,594 km (0.059 R)
• M35: 49,130,484 km (0.099 R)
• M36: 50,891,999 km (0.073 R)
• M37: 56,776,281 km (0.049 R)
• M38: 58,537,198 km (0.098 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 17,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit