🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.6

Radius: 9.6

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.54 AU - 0.78 AU

Year: 358 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,768,882 km

• M1: 120,277 km (0.079 R)
• M2: 442,959 km (0.056 R)
• M3: 908,957 km (0.036 R)
• M4: 1,292,825 km (0.098 R)
• M5: 1,688,511 km (0.098 R)
• M6: 2,070,734 km (0.089 R)
• M7: 2,647,434 km (0.119 R)
• M8: 3,398,265 km (0.076 R)
• M9: 4,284,633 km (0.106 R)
• M10: 4,685,705 km (0.116 R)
• M11: 5,269,884 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.1

Radius: 9.2

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.76 AU - 0.78 AU

Year: 451 Days

Day: 11.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,768,882 km

• M1: 114,442 km (0.072 R)
• M2: 428,000 km (0.072 R)
• M3: 798,853 km (0.076 R)
• M4: 1,358,797 km (0.1 R)
• M5: 1,656,946 km (0.116 R)
• M6: 2,334,624 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.1

Radius: 13.8

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.73 AU - 1.03 AU

Year: 550 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,768,882 km

• M1: 172,187 km (0.06 R)
• M2: 635,342 km (0.093 R)
• M3: 1,129,913 km (0.107 R)
• M4: 1,621,043 km (0.106 R)
• M5: 2,271,195 km (0.07 R)
• M6: 3,000,185 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.6

Radius: 8.1

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.17 AU - 1.89 AU

Year: 1262 Days

Day: 5.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,768,882 km

• M1: 100,679 km (0.048 R)
• M2: 765,941 km (0.056 R)
• M3: 1,577,958 km (0.064 R)
• M4: 1,830,031 km (0.101 R)
• M5: 2,219,584 km (0.108 R)
• M6: 2,600,310 km (0.112 R)
• M7: 3,493,559 km (0.118 R)
• M8: 4,044,528 km (0.096 R)
• M9: 4,467,292 km (0.103 R)
• M10: 5,443,119 km (0.059 R)
• M11: 6,673,262 km (0.078 R)
• M12: 7,264,473 km (0.098 R)
• M13: 10,855,719 km (0.108 R)
• M14: 11,430,624 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.6

Radius: 6.6

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.73 AU - 7.47 AU

Year: 10047 Days

Day: 21.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,768,882 km

• M1: 82,129 km (0.104 R)
• M2: 362,027 km (0.063 R)
• M3: 1,094,308 km (0.103 R)
• M4: 1,677,591 km (0.082 R)
• M5: 2,487,813 km (0.095 R)
• M6: 5,058,353 km (0.08 R)
• M7: 5,999,323 km (0.068 R)
• M8: 8,265,133 km (0.072 R)
• M9: 9,193,088 km (0.084 R)
• M10: 15,150,225 km (0.03 R)
• M11: 16,332,348 km (0.051 R)
• M12: 22,670,211 km (0.111 R)
• M13: 27,988,415 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.1

Radius: 4.6

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.18 AU - 6.24 AU

Year: 10320 Days

Day: 22.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,768,882 km

• M1: 57,146 km (0.06 R)
• M2: 268,528 km (0.106 R)
• M3: 426,354 km (0.077 R)
• M4: 935,286 km (0.102 R)
• M5: 1,237,623 km (0.06 R)
• M6: 1,465,610 km (0.118 R)
• M7: 1,680,882 km (0.102 R)
• M8: 1,931,757 km (0.076 R)
• M9: 3,467,679 km (0.091 R)
• M10: 3,622,363 km (0.118 R)
• M11: 3,827,910 km (0.082 R)
• M12: 4,262,642 km (0.108 R)
• M13: 4,947,650 km (0.119 R)
• M14: 5,374,752 km (0.091 R)
• M15: 5,795,122 km (0.091 R)
• M16: 6,076,666 km (0.03 R)
• M17: 6,701,237 km (0.057 R)
• M18: 7,367,546 km (0.054 R)
• M19: 9,458,176 km (0.072 R)
• M20: 13,530,828 km (0.094 R)
• M21: 13,749,540 km (0.084 R)
• M22: 17,514,320 km (0.098 R)
• M23: 19,457,297 km (0.077 R)
• M24: 20,877,879 km (0.101 R)
• M25: 22,063,143 km (0.098 R)
• M26: 22,290,232 km (0.054 R)
• M27: 24,405,097 km (0.115 R)
• M28: 25,887,014 km (0.091 R)
• M29: 28,938,212 km (0.103 R)
• M30: 32,123,749 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.3

Radius: 3.9

Gravity: 65.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.49 AU - 10.61 AU

Year: 18155 Days

Day: 24.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,768,882 km

• M1: 48,769 km (0.057 R)
• M2: 992,731 km (0.093 R)
• M3: 1,956,740 km (0.06 R)
• M4: 2,249,802 km (0.096 R)
• M5: 3,629,394 km (0.077 R)
• M6: 3,783,330 km (0.093 R)
• M7: 4,408,200 km (0.06 R)
• M8: 4,690,940 km (0.107 R)
• M9: 5,099,193 km (0.103 R)
• M10: 5,571,174 km (0.102 R)
• M11: 7,404,197 km (0.108 R)
• M12: 8,754,168 km (0.09 R)
• M13: 8,975,573 km (0.076 R)
• M14: 11,268,011 km (0.1 R)
• M15: 14,453,398 km (0.065 R)
• M16: 16,291,807 km (0.099 R)
• M17: 17,397,036 km (0.088 R)
• M18: 18,012,481 km (0.114 R)
• M19: 20,814,599 km (0.073 R)
• M20: 22,835,965 km (0.103 R)
• M21: 25,767,036 km (0.109 R)
• M22: 33,966,346 km (0.056 R)
• M23: 38,354,500 km (0.086 R)
• M24: 52,291,936 km (0.103 R)
• M25: 53,020,029 km (0.113 R)
• M26: 60,877,058 km (0.117 R)
• M27: 62,904,558 km (0.11 R)
• M28: 67,737,467 km (0.104 R)
• M29: 72,136,392 km (0.113 R)
• M30: 74,634,976 km (0.086 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: 324 - 11,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit