🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.5

Radius: 11.6

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.64 AU - 0.82 AU

Year: 438 Days

Day: 5.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,365,240 km

• M1: 144,362 km (0.088 R)
• M2: 658,829 km (0.055 R)
• M3: 1,022,352 km (0.086 R)
• M4: 1,709,754 km (0.116 R)
• M5: 2,273,588 km (0.079 R)
• M6: 3,262,430 km (0.058 R)
• M7: 3,815,793 km (0.055 R)
• M8: 4,770,676 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.5

Radius: 11.2

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.62 AU - 0.98 AU

Year: 503 Days

Day: 9.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 79,365,240 km

• M1: 140,024 km (0.04 R)
• M2: 607,816 km (0.054 R)
• M3: 986,748 km (0.073 R)
• M4: 1,551,330 km (0.118 R)
• M5: 2,077,765 km (0.059 R)
• M6: 2,477,191 km (0.099 R)
• M7: 2,927,930 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.3

Radius: 9.5

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.45 AU - 1.69 AU

Year: 1383 Days

Day: 10.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,365,240 km

• M1: 118,182 km (0.096 R)
• M2: 504,145 km (0.101 R)
• M3: 806,482 km (0.033 R)
• M4: 1,162,974 km (0.109 R)
• M5: 1,518,269 km (0.106 R)
• M6: 1,824,645 km (0.032 R)
• M7: 2,240,677 km (0.092 R)
• M8: 2,565,155 km (0.105 R)
• M9: 3,205,882 km (0.068 R)
• M10: 4,335,645 km (0.111 R)
• M11: 5,668,413 km (0.089 R)
• M12: 6,299,566 km (0.113 R)
• M13: 6,729,511 km (0.098 R)
• M14: 7,945,293 km (0.113 R)
• M15: 9,000,855 km (0.117 R)
• M16: 9,332,065 km (0.052 R)
• M17: 9,859,996 km (0.112 R)
• M18: 10,342,150 km (0.083 R)
• M19: 12,392,987 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.9

Radius: 11.9

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.14 AU - 2.78 AU

Year: 2712 Days

Day: 10 Hours

Environment

Temp: -213 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,365,240 km

• M1: 148,102 km (0.028 R)
• M2: 531,521 km (0.092 R)
• M3: 922,720 km (0.097 R)
• M4: 1,379,592 km (0.077 R)
• M5: 2,936,905 km (0.035 R)
• M6: 3,355,331 km (0.077 R)
• M7: 3,969,729 km (0.038 R)
• M8: 4,918,180 km (0.119 R)
• M9: 5,600,645 km (0.087 R)
• M10: 6,129,474 km (0.077 R)
• M11: 7,367,845 km (0.03 R)
• M12: 7,778,491 km (0.06 R)
• M13: 8,467,389 km (0.114 R)
• M14: 10,033,380 km (0.067 R)
• M15: 10,607,387 km (0.09 R)
• M16: 11,600,716 km (0.116 R)
• M17: 12,157,669 km (0.062 R)
• M18: 13,365,672 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.1

Radius: 9.4

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.06 AU - 3.32 AU

Year: 3101 Days

Day: 6.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,365,240 km

• M1: 116,836 km (0.088 R)
• M2: 431,739 km (0.091 R)
• M3: 924,216 km (0.105 R)
• M4: 1,272,180 km (0.102 R)
• M5: 1,570,927 km (0.108 R)
• M6: 2,242,173 km (0.063 R)
• M7: 2,733,153 km (0.101 R)
• M8: 3,465,734 km (0.084 R)
• M9: 4,146,105 km (0.078 R)
• M10: 4,815,107 km (0.085 R)
• M11: 5,527,492 km (0.036 R)
• M12: 5,993,489 km (0.083 R)
• M13: 7,451,470 km (0.101 R)
• M14: 9,321,443 km (0.087 R)
• M15: 10,467,513 km (0.082 R)
• M16: 11,749,267 km (0.036 R)
• M17: 12,427,993 km (0.053 R)
• M18: 13,228,641 km (0.084 R)
• M19: 14,932,411 km (0.109 R)
• M20: 15,460,192 km (0.1 R)
• M21: 16,220,000 km (0.075 R)
• M22: 17,118,634 km (0.064 R)
• M23: 17,522,099 km (0.082 R)
• M24: 20,720,352 km (0.077 R)
• M25: 22,388,369 km (0.106 R)
• M26: 23,501,676 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.4

Radius: 14.3

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.39 AU - 4.67 AU

Year: 6777 Days

Day: 12.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,365,240 km

• M1: 177,872 km (0.057 R)
• M2: 779,255 km (0.065 R)
• M3: 2,447,272 km (0.089 R)
• M4: 3,479,946 km (0.074 R)
• M5: 4,008,026 km (0.12 R)
• M6: 4,479,708 km (0.047 R)
• M7: 5,196,880 km (0.084 R)
• M8: 8,182,106 km (0.106 R)
• M9: 8,816,102 km (0.082 R)
• M10: 13,104,474 km (0.08 R)
• M11: 13,973,788 km (0.104 R)
• M12: 17,700,719 km (0.083 R)
• M13: 22,125,525 km (0.112 R)
• M14: 22,695,343 km (0.09 R)
• M15: 28,462,940 km (0.113 R)
• M16: 30,417,436 km (0.094 R)
• M17: 31,941,090 km (0.103 R)
• M18: 32,774,201 km (0.052 R)
• M19: 34,483,805 km (0.112 R)
• M20: 36,252,202 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.5

Radius: 8

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.64 AU - 11.06 AU

Year: 21730 Days

Day: 19.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,365,240 km

• M1: 99,483 km (0.119 R)
• M2: 546,481 km (0.117 R)
• M3: 1,236,875 km (0.09 R)
• M4: 1,557,912 km (0.109 R)
• M5: 1,820,905 km (0.025 R)
• M6: 2,506,961 km (0.029 R)
• M7: 3,215,008 km (0.027 R)
• M8: 3,556,540 km (0.08 R)
• M9: 5,059,250 km (0.046 R)
• M10: 5,365,178 km (0.079 R)
• M11: 6,098,806 km (0.102 R)
• M12: 6,445,723 km (0.1 R)
• M13: 11,635,124 km (0.057 R)
• M14: 12,581,031 km (0.101 R)
• M15: 15,247,464 km (0.064 R)
• M16: 17,306,678 km (0.11 R)
• M17: 23,304,955 km (0.078 R)
• M18: 26,366,026 km (0.102 R)
• M19: 29,439,365 km (0.082 R)
• M20: 30,682,523 km (0.112 R)
• M21: 35,170,609 km (0.093 R)
• M22: 40,379,906 km (0.108 R)
• M23: 42,068,716 km (0.109 R)
• M24: 46,912,995 km (0.05 R)
• M25: 47,754,931 km (0.071 R)
• M26: 48,435,751 km (0.095 R)
• M27: 54,301,185 km (0.038 R)
• M28: 55,042,891 km (0.093 R)
• M29: 58,852,700 km (0.051 R)
• M30: 59,635,097 km (0.084 R)
• M31: 63,242,500 km (0.115 R)
• M32: 64,269,639 km (0.075 R)
• M33: 69,355,817 km (0.119 R)
• M34: 71,330,210 km (0.097 R)
• M35: 71,996,668 km (0.095 R)
• M36: 72,891,562 km (0.081 R)
• M37: 73,793,937 km (0.115 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: 289 - 18,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit