🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.5

Radius: 9.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.11 AU - 3.35 AU

Year: 3114 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,935,945 km

• M1: 115,639 km (0.041 R)
• M2: 429,047 km (0.069 R)
• M3: 871,108 km (0.087 R)
• M4: 1,415,645 km (0.036 R)
• M5: 2,100,653 km (0.075 R)
• M6: 2,855,075 km (0.108 R)
• M7: 3,780,039 km (0.103 R)
• M8: 5,202,116 km (0.109 R)
• M9: 5,619,345 km (0.116 R)
• M10: 6,520,971 km (0.045 R)
• M11: 7,286,763 km (0.12 R)
• M12: 8,673,086 km (0.104 R)
• M13: 9,770,686 km (0.045 R)
• M14: 12,078,981 km (0.117 R)
• M15: 14,683,330 km (0.081 R)
• M16: 15,050,593 km (0.066 R)
• M17: 15,518,236 km (0.098 R)
• M18: 16,581,129 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.9

Radius: 14.5

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.96 AU - 3.68 AU

Year: 4176 Days

Day: 12 Hours

Environment

Temp: -220 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,935,945 km

• M1: 180,265 km (0.042 R)
• M2: 707,897 km (0.099 R)
• M3: 1,369,419 km (0.101 R)
• M4: 2,221,379 km (0.102 R)
• M5: 2,674,062 km (0.116 R)
• M6: 3,171,475 km (0.031 R)
• M7: 3,810,407 km (0.096 R)
• M8: 4,422,562 km (0.108 R)
• M9: 5,223,359 km (0.12 R)
• M10: 6,008,598 km (0.098 R)
• M11: 6,751,801 km (0.109 R)
• M12: 8,319,287 km (0.075 R)
• M13: 10,839,862 km (0.034 R)
• M14: 12,704,300 km (0.074 R)
• M15: 13,592,911 km (0.12 R)
• M16: 14,623,042 km (0.089 R)
• M17: 15,234,598 km (0.07 R)
• M18: 16,400,265 km (0.092 R)
• M19: 17,510,880 km (0.098 R)
• M20: 20,317,784 km (0.08 R)
• M21: 21,273,565 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 8

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.19 AU - 3.97 AU

Year: 4676 Days

Day: 8 Hours

Environment

Temp: -211 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,935,945 km

• M1: 99,632 km (0.103 R)
• M2: 494,122 km (0.104 R)
• M3: 1,335,610 km (0.116 R)
• M4: 2,351,230 km (0.114 R)
• M5: 3,011,106 km (0.082 R)
• M6: 3,454,813 km (0.06 R)
• M7: 3,963,745 km (0.073 R)
• M8: 4,769,031 km (0.074 R)
• M9: 5,345,581 km (0.11 R)
• M10: 6,115,561 km (0.102 R)
• M11: 7,154,668 km (0.062 R)
• M12: 7,945,592 km (0.081 R)
• M13: 9,538,211 km (0.086 R)
• M14: 10,452,403 km (0.031 R)
• M15: 10,930,817 km (0.104 R)
• M16: 12,214,666 km (0.107 R)
• M17: 13,041,494 km (0.088 R)
• M18: 13,494,027 km (0.078 R)
• M19: 14,061,452 km (0.117 R)
• M20: 19,445,928 km (0.115 R)
• M21: 19,970,568 km (0.057 R)
• M22: 21,185,452 km (0.078 R)
• M23: 25,669,199 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.1

Radius: 11

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.05 AU - 4.57 AU

Year: 5133 Days

Day: 9.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,935,945 km

• M1: 138,079 km (0.106 R)
• M2: 505,641 km (0.085 R)
• M3: 954,883 km (0.094 R)
• M4: 1,466,358 km (0.069 R)
• M5: 2,213,749 km (0.059 R)
• M6: 2,942,141 km (0.072 R)
• M7: 3,593,042 km (0.098 R)
• M8: 4,176,324 km (0.059 R)
• M9: 4,821,839 km (0.103 R)
• M10: 7,841,472 km (0.113 R)
• M11: 10,345,291 km (0.109 R)
• M12: 11,893,928 km (0.102 R)
• M13: 14,685,275 km (0.031 R)
• M14: 19,584,904 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.2

Radius: 14.2

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.13 AU - 4.65 AU

Year: 6349 Days

Day: 8.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,935,945 km

• M1: 177,124 km (0.051 R)
• M2: 863,928 km (0.03 R)
• M3: 1,900,791 km (0.106 R)
• M4: 2,461,035 km (0.101 R)
• M5: 3,151,878 km (0.1 R)
• M6: 3,612,789 km (0.106 R)
• M7: 4,402,965 km (0.069 R)
• M8: 6,745,069 km (0.073 R)
• M9: 7,788,364 km (0.103 R)
• M10: 9,778,016 km (0.108 R)
• M11: 10,720,183 km (0.116 R)
• M12: 12,730,928 km (0.061 R)
• M13: 15,662,598 km (0.092 R)
• M14: 17,218,715 km (0.099 R)
• M15: 18,103,586 km (0.105 R)
• M16: 22,186,262 km (0.109 R)
• M17: 24,399,413 km (0.054 R)
• M18: 33,462,052 km (0.105 R)
• M19: 37,708,686 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.5

Radius: 6.3

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.76 AU - 11.86 AU

Year: 22851 Days

Day: 15.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,935,945 km

• M1: 78,688 km (0.1 R)
• M2: 356,342 km (0.05 R)
• M3: 810,820 km (0.119 R)
• M4: 1,051,972 km (0.075 R)
• M5: 1,520,662 km (0.04 R)
• M6: 2,343,899 km (0.103 R)
• M7: 2,652,370 km (0.103 R)
• M8: 3,088,598 km (0.074 R)
• M9: 5,105,775 km (0.065 R)
• M10: 6,428,221 km (0.117 R)
• M11: 6,989,512 km (0.086 R)
• M12: 10,010,192 km (0.099 R)
• M13: 11,123,649 km (0.084 R)
• M14: 13,455,580 km (0.032 R)
• M15: 15,254,644 km (0.105 R)
• M16: 16,804,628 km (0.092 R)
• M17: 17,453,135 km (0.102 R)
• M18: 17,700,570 km (0.109 R)
• M19: 19,410,324 km (0.058 R)
• M20: 19,765,020 km (0.075 R)
• M21: 23,453,356 km (0.113 R)
• M22: 31,421,088 km (0.105 R)
• M23: 32,404,245 km (0.104 R)
• M24: 37,492,817 km (0.093 R)
• M25: 39,868,431 km (0.101 R)
• M26: 40,297,777 km (0.054 R)
• M27: 40,875,075 km (0.072 R)
• M28: 41,751,419 km (0.078 R)
• M29: 42,046,277 km (0.046 R)
• M30: 56,800,367 km (0.109 R)
• M31: 59,181,217 km (0.119 R)
• M32: 60,114,408 km (0.089 R)
• M33: 63,360,682 km (0.115 R)
• M34: 66,923,206 km (0.112 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 10,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit