🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.2

Radius: 8.5

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.64 AU - 0.8 AU

Year: 394 Days

Day: 8.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,375,624 km

• M1: 105,766 km (0.117 R)
• M2: 471,084 km (0.071 R)
• M3: 745,147 km (0.11 R)
• M4: 1,152,053 km (0.087 R)
• M5: 1,732,343 km (0.077 R)
• M6: 2,030,791 km (0.073 R)
• M7: 2,476,144 km (0.071 R)
• M8: 3,095,479 km (0.046 R)
• M9: 3,453,766 km (0.11 R)
• M10: 3,839,729 km (0.089 R)
• M11: 4,878,536 km (0.066 R)
• M12: 5,189,101 km (0.117 R)
• M13: 5,562,498 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.3

Radius: 9.8

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.24 AU - 1.28 AU

Year: 913 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,375,624 km

• M1: 121,922 km (0.082 R)
• M2: 457,919 km (0.075 R)
• M3: 1,472,492 km (0.034 R)
• M4: 1,810,882 km (0.099 R)
• M5: 2,137,903 km (0.068 R)
• M6: 2,797,480 km (0.11 R)
• M7: 3,438,806 km (0.078 R)
• M8: 4,141,916 km (0.096 R)
• M9: 4,483,897 km (0.108 R)
• M10: 5,070,470 km (0.063 R)
• M11: 5,382,531 km (0.074 R)
• M12: 6,153,708 km (0.035 R)
• M13: 7,558,732 km (0.109 R)
• M14: 8,229,678 km (0.103 R)
• M15: 9,137,887 km (0.113 R)
• M16: 9,572,319 km (0.12 R)
• M17: 10,234,140 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.8

Radius: 9.5

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.55 AU - 2.03 AU

Year: 1546 Days

Day: 6.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,375,624 km

• M1: 118,930 km (0.117 R)
• M2: 500,405 km (0.052 R)
• M3: 1,171,052 km (0.065 R)
• M4: 1,650,962 km (0.078 R)
• M5: 2,072,230 km (0.066 R)
• M6: 3,190,025 km (0.068 R)
• M7: 3,593,490 km (0.09 R)
• M8: 4,359,581 km (0.099 R)
• M9: 4,934,785 km (0.12 R)
• M10: 5,372,957 km (0.063 R)
• M11: 5,772,234 km (0.12 R)
• M12: 6,797,129 km (0.112 R)
• M13: 7,189,524 km (0.119 R)
• M14: 7,912,381 km (0.101 R)
• M15: 8,513,914 km (0.098 R)
• M16: 9,145,367 km (0.083 R)
• M17: 11,432,419 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16

Radius: 8.2

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.14 AU - 2.82 AU

Year: 2522 Days

Day: 12.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 83,375,624 km

• M1: 450,589 km (0.097 R)
• M2: 1,314,217 km (0.096 R)
• M3: 1,982,621 km (0.1 R)
• M4: 2,912,222 km (0.088 R)
• M5: 3,784,377 km (0.086 R)

Asteroid Belt

Center: 3.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 11.3

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.3 AU - 4.6 AU

Year: 6061 Days

Day: 9.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,375,624 km

• M1: 140,622 km (0.076 R)
• M2: 615,146 km (0.09 R)
• M3: 1,388,867 km (0.051 R)
• M4: 1,756,279 km (0.09 R)
• M5: 2,493,647 km (0.057 R)
• M6: 2,865,547 km (0.058 R)
• M7: 3,676,368 km (0.104 R)
• M8: 4,036,001 km (0.111 R)
• M9: 4,911,597 km (0.085 R)
• M10: 6,038,967 km (0.097 R)
• M11: 7,368,593 km (0.065 R)
• M12: 7,748,871 km (0.106 R)
• M13: 8,549,219 km (0.046 R)
• M14: 9,315,759 km (0.089 R)
• M15: 10,220,527 km (0.094 R)
• M16: 10,936,801 km (0.09 R)
• M17: 11,635,274 km (0.077 R)
• M18: 12,847,166 km (0.067 R)
• M19: 13,399,481 km (0.115 R)
• M20: 14,433,801 km (0.07 R)
• M21: 15,520,330 km (0.073 R)
• M22: 16,595,939 km (0.072 R)
• M23: 18,754,337 km (0.06 R)
• M24: 19,179,045 km (0.063 R)
• M25: 21,630,356 km (0.058 R)
• M26: 22,097,550 km (0.089 R)
• M27: 22,971,501 km (0.077 R)
• M28: 24,200,148 km (0.088 R)
• M29: 24,619,322 km (0.074 R)
• M30: 31,902,344 km (0.104 R)
• M31: 34,160,524 km (0.057 R)
• M32: 34,900,884 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.7

Radius: 3.4

Gravity: 69.87 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.08 AU - 10.38 AU

Year: 21127 Days

Day: 23.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,375,624 km

• M1: 43,383 km (0.067 R)
• M2: 893,847 km (0.118 R)
• M3: 1,004,251 km (0.087 R)
• M4: 1,359,994 km (0.058 R)
• M5: 3,676,816 km (0.103 R)
• M6: 3,865,908 km (0.043 R)
• M7: 5,827,884 km (0.109 R)
• M8: 6,996,692 km (0.071 R)
• M9: 15,802,173 km (0.092 R)
• M10: 17,419,625 km (0.073 R)
• M11: 19,426,331 km (0.109 R)
• M12: 28,994,760 km (0.074 R)
• M13: 31,798,823 km (0.069 R)
• M14: 32,996,204 km (0.055 R)
• M15: 36,768,165 km (0.109 R)
• M16: 50,858,938 km (0.08 R)
• M17: 53,603,610 km (0.049 R)
• M18: 57,025,512 km (0.117 R)
• M19: 72,624,231 km (0.072 R)
• M20: 75,863,324 km (0.115 R)
• M21: 79,681,660 km (0.081 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: 348 - 10,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit