🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.8

Radius: 11.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.47 AU - 0.63 AU

Year: 277 Days

Day: 7.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,964,485 km

• M1: 144,212 km (0.095 R)
• M2: 543,489 km (0.028 R)
• M3: 919,728 km (0.086 R)
• M4: 1,284,447 km (0.096 R)
• M5: 1,676,543 km (0.104 R)
• M6: 2,227,662 km (0.119 R)
• M7: 2,711,312 km (0.046 R)
• M8: 3,223,385 km (0.107 R)
• M9: 3,753,560 km (0.087 R)
• M10: 4,118,579 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324

Radius: 10.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.55 AU - 0.85 AU

Year: 397 Days

Day: 10 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,964,485 km

• M1: 134,488 km (0.099 R)
• M2: 496,964 km (0.117 R)
• M3: 889,210 km (0.097 R)
• M4: 1,243,158 km (0.103 R)
• M5: 1,578,706 km (0.103 R)
• M6: 2,042,310 km (0.114 R)
• M7: 2,508,307 km (0.044 R)
• M8: 3,298,783 km (0.028 R)
• M9: 3,633,882 km (0.067 R)
• M10: 4,148,798 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.6

Radius: 10.4

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.78 AU - 1.26 AU

Year: 699 Days

Day: 10.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,964,485 km

• M1: 129,402 km (0.068 R)
• M2: 497,862 km (0.111 R)
• M3: 1,063,790 km (0.098 R)
• M4: 1,497,175 km (0.064 R)
• M5: 1,900,342 km (0.108 R)
• M6: 2,292,887 km (0.112 R)
• M7: 3,205,134 km (0.106 R)
• M8: 3,553,548 km (0.091 R)
• M9: 4,504,691 km (0.044 R)
• M10: 5,809,633 km (0.081 R)
• M11: 6,167,023 km (0.115 R)
• M12: 6,518,129 km (0.056 R)
• M13: 7,260,433 km (0.088 R)
• M14: 8,378,229 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.6

Radius: 10.2

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.68 AU - 2.68 AU

Year: 2976 Days

Day: 10.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,964,485 km

• M1: 127,757 km (0.101 R)
• M2: 464,501 km (0.116 R)
• M3: 938,577 km (0.112 R)
• M4: 1,779,467 km (0.064 R)
• M5: 2,216,292 km (0.113 R)
• M6: 2,579,516 km (0.06 R)
• M7: 3,109,841 km (0.097 R)
• M8: 4,369,155 km (0.069 R)
• M9: 4,725,946 km (0.064 R)
• M10: 5,667,665 km (0.083 R)
• M11: 6,144,433 km (0.069 R)
• M12: 6,812,537 km (0.047 R)
• M13: 8,324,972 km (0.04 R)
• M14: 8,776,757 km (0.086 R)
• M15: 10,122,091 km (0.081 R)
• M16: 13,922,326 km (0.117 R)
• M17: 14,791,938 km (0.069 R)
• M18: 15,359,513 km (0.072 R)
• M19: 16,842,177 km (0.119 R)
• M20: 17,253,272 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.3

Radius: 6.6

Gravity: 15.85 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.22 AU - 8.28 AU

Year: 14633 Days

Day: 23.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,964,485 km

• M1: 82,877 km (0.098 R)
• M2: 705,504 km (0.075 R)
• M3: 1,095,804 km (0.053 R)
• M4: 1,469,350 km (0.119 R)
• M5: 1,907,074 km (0.114 R)
• M6: 2,305,154 km (0.115 R)
• M7: 2,757,089 km (0.114 R)
• M8: 3,016,491 km (0.075 R)
• M9: 3,981,996 km (0.117 R)
• M10: 4,376,785 km (0.068 R)
• M11: 6,301,661 km (0.111 R)
• M12: 6,711,559 km (0.101 R)
• M13: 7,676,166 km (0.08 R)
• M14: 8,001,541 km (0.096 R)
• M15: 8,982,155 km (0.077 R)
• M16: 12,151,536 km (0.107 R)
• M17: 13,510,483 km (0.037 R)
• M18: 15,257,038 km (0.113 R)
• M19: 15,846,154 km (0.034 R)
• M20: 17,785,541 km (0.116 R)
• M21: 19,704,583 km (0.095 R)
• M22: 24,644,155 km (0.074 R)
• M23: 25,866,968 km (0.112 R)
• M24: 27,993,950 km (0.099 R)
• M25: 31,398,947 km (0.082 R)
• M26: 35,197,088 km (0.039 R)
• M27: 36,224,825 km (0.102 R)
• M28: 40,257,086 km (0.068 R)
• M29: 43,397,445 km (0.074 R)
• M30: 53,286,014 km (0.063 R)
• M31: 53,960,251 km (0.082 R)
• M32: 54,469,632 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.2

Radius: 6.2

Gravity: 17.72 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.79 AU - 9.79 AU

Year: 16189 Days

Day: 23 Hours

Environment

Temp: -242 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,964,485 km

• M1: 77,193 km (0.116 R)
• M2: 286,330 km (0.074 R)
• M3: 558,150 km (0.101 R)
• M4: 858,093 km (0.1 R)
• M5: 1,106,575 km (0.061 R)
• M6: 1,359,545 km (0.107 R)
• M7: 1,570,478 km (0.08 R)
• M8: 1,803,253 km (0.117 R)
• M9: 2,926,284 km (0.115 R)
• M10: 3,151,130 km (0.114 R)
• M11: 3,635,677 km (0.102 R)
• M12: 4,651,447 km (0.106 R)
• M13: 9,076,701 km (0.074 R)
• M14: 9,341,340 km (0.082 R)
• M15: 9,941,826 km (0.1 R)
• M16: 10,394,509 km (0.117 R)
• M17: 11,772,455 km (0.073 R)
• M18: 12,214,816 km (0.097 R)
• M19: 14,237,678 km (0.112 R)
• M20: 15,254,046 km (0.065 R)
• M21: 16,473,718 km (0.046 R)
• M22: 21,254,566 km (0.067 R)
• M23: 26,452,793 km (0.111 R)
• M24: 32,562,221 km (0.109 R)
• M25: 33,938,072 km (0.041 R)
• M26: 42,131,548 km (0.096 R)
• M27: 42,720,365 km (0.108 R)
• M28: 45,902,162 km (0.107 R)
• M29: 47,312,870 km (0.109 R)
• M30: 49,076,030 km (0.081 R)
• M31: 51,215,729 km (0.062 R)
• M32: 53,588,650 km (0.106 R)
• M33: 59,839,597 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 20,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit