🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.2

Radius: 12.3

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.67 AU - 1.03 AU

Year: 532 Days

Day: 6.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 68,804,675 km

• M1: 153,338 km (0.041 R)
• M2: 593,754 km (0.085 R)
• M3: 1,252,433 km (0.11 R)
• M4: 2,066,695 km (0.048 R)
• M5: 2,530,298 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 13.2

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.98 AU - 1.64 AU

Year: 1017 Days

Day: 10.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,804,675 km

• M1: 164,258 km (0.107 R)
• M2: 599,439 km (0.112 R)
• M3: 1,213,239 km (0.086 R)
• M4: 1,768,696 km (0.111 R)
• M5: 2,521,771 km (0.113 R)
• M6: 3,001,980 km (0.037 R)
• M7: 3,530,510 km (0.077 R)
• M8: 4,036,749 km (0.101 R)
• M9: 5,296,662 km (0.113 R)
• M10: 5,782,406 km (0.111 R)
• M11: 6,373,916 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.9

Radius: 11.9

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.58 AU - 2.02 AU

Year: 1638 Days

Day: 10.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,804,675 km

• M1: 148,102 km (0.097 R)
• M2: 531,222 km (0.107 R)
• M3: 935,735 km (0.075 R)
• M4: 2,117,707 km (0.101 R)
• M5: 3,093,834 km (0.075 R)
• M6: 3,537,092 km (0.079 R)
• M7: 4,365,415 km (0.097 R)
• M8: 5,017,213 km (0.089 R)
• M9: 6,471,454 km (0.115 R)
• M10: 6,921,445 km (0.071 R)
• M11: 7,537,489 km (0.033 R)
• M12: 8,138,423 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.5

Radius: 13.4

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.84 AU - 2.56 AU

Year: 2213 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,804,675 km

• M1: 167,400 km (0.116 R)
• M2: 586,723 km (0.095 R)
• M3: 1,005,298 km (0.06 R)
• M4: 1,443,470 km (0.104 R)
• M5: 2,127,282 km (0.096 R)
• M6: 2,633,072 km (0.116 R)
• M7: 3,219,346 km (0.078 R)
• M8: 3,820,430 km (0.052 R)
• M9: 4,820,791 km (0.072 R)
• M10: 5,271,679 km (0.075 R)
• M11: 6,849,488 km (0.037 R)
• M12: 7,936,616 km (0.088 R)
• M13: 8,691,935 km (0.096 R)
• M14: 9,694,540 km (0.025 R)
• M15: 10,487,110 km (0.073 R)
• M16: 12,518,200 km (0.104 R)
• M17: 13,881,785 km (0.092 R)
• M18: 14,313,973 km (0.103 R)
• M19: 15,250,905 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.7

Radius: 13.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.29 AU - 4.35 AU

Year: 5064 Days

Day: 9 Hours

Environment

Temp: -213 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,804,675 km

• M1: 195,674 km (0.107 R)
• M2: 626,815 km (0.108 R)
• M3: 1,280,109 km (0.111 R)
• M4: 2,643,245 km (0.103 R)
• M5: 3,515,101 km (0.112 R)
• M6: 4,353,597 km (0.074 R)
• M7: 4,897,685 km (0.1 R)
• M8: 5,431,450 km (0.037 R)
• M9: 6,490,902 km (0.067 R)
• M10: 7,270,756 km (0.099 R)
• M11: 7,789,412 km (0.089 R)
• M12: 10,807,698 km (0.113 R)
• M13: 11,669,831 km (0.117 R)
• M14: 12,189,683 km (0.098 R)
• M15: 13,894,949 km (0.113 R)
• M16: 14,479,279 km (0.112 R)
• M17: 15,470,963 km (0.071 R)
• M18: 15,983,485 km (0.113 R)
• M19: 18,911,265 km (0.1 R)
• M20: 20,365,955 km (0.081 R)
• M21: 23,348,338 km (0.114 R)
• M22: 26,368,121 km (0.075 R)
• M23: 27,430,116 km (0.098 R)
• M24: 28,013,697 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695

Radius: 7.8

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.12 AU - 8.36 AU

Year: 13213 Days

Day: 18.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,804,675 km

• M1: 105,167 km (0.044 R)
• M2: 475,572 km (0.058 R)
• M3: 838,795 km (0.05 R)
• M4: 1,872,367 km (0.078 R)
• M5: 2,332,680 km (0.063 R)
• M6: 2,775,938 km (0.081 R)
• M7: 3,558,036 km (0.071 R)
• M8: 4,700,365 km (0.079 R)
• M9: 6,420,441 km (0.058 R)
• M10: 8,285,179 km (0.111 R)
• M11: 8,571,210 km (0.092 R)
• M12: 8,913,490 km (0.11 R)
• M13: 9,366,771 km (0.062 R)
• M14: 10,156,499 km (0.083 R)
• M15: 11,104,201 km (0.032 R)
• M16: 12,478,557 km (0.113 R)
• M17: 13,045,982 km (0.102 R)
• M18: 14,097,206 km (0.11 R)
• M19: 15,133,021 km (0.097 R)
• M20: 15,924,245 km (0.043 R)
• M21: 17,982,861 km (0.096 R)
• M22: 18,952,405 km (0.109 R)
• M23: 23,749,859 km (0.067 R)
• M24: 25,613,699 km (0.081 R)
• M25: 30,413,247 km (0.102 R)
• M26: 31,210,005 km (0.091 R)
• M27: 36,667,635 km (0.064 R)
• M28: 37,181,504 km (0.093 R)
• M29: 40,366,143 km (0.089 R)
• M30: 47,575,564 km (0.109 R)
• M31: 53,926,442 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.6

Radius: 5.9

Gravity: 16.68 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.78 AU - 9.46 AU

Year: 18680 Days

Day: 22 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,804,675 km

• M1: 73,602 km (0.094 R)
• M2: 324,328 km (0.076 R)
• M3: 1,323,642 km (0.085 R)
• M4: 1,518,418 km (0.071 R)
• M5: 2,221,678 km (0.044 R)
• M6: 2,476,593 km (0.06 R)
• M7: 2,969,967 km (0.071 R)
• M8: 3,226,976 km (0.072 R)
• M9: 3,815,045 km (0.116 R)
• M10: 4,639,180 km (0.115 R)
• M11: 6,676,553 km (0.055 R)
• M12: 8,011,864 km (0.118 R)
• M13: 8,768,230 km (0.11 R)
• M14: 9,137,139 km (0.078 R)
• M15: 9,406,864 km (0.095 R)
• M16: 11,322,464 km (0.119 R)
• M17: 11,886,897 km (0.047 R)
• M18: 12,208,533 km (0.091 R)
• M19: 15,750,861 km (0.039 R)
• M20: 17,755,173 km (0.093 R)
• M21: 18,948,665 km (0.084 R)
• M22: 19,387,585 km (0.109 R)
• M23: 20,285,920 km (0.089 R)
• M24: 20,652,734 km (0.054 R)
• M25: 21,211,482 km (0.093 R)
• M26: 21,780,104 km (0.094 R)
• M27: 38,667,010 km (0.116 R)
• M28: 40,231,505 km (0.05 R)
• M29: 43,486,007 km (0.091 R)
• M30: 45,177,211 km (0.098 R)
• M31: 46,118,032 km (0.081 R)
• M32: 50,513,217 km (0.099 R)
• M33: 55,001,901 km (0.03 R)
• M34: 56,074,368 km (0.098 R)
• M35: 60,503,213 km (0.1 R)
• M36: 63,777,611 km (0.102 R)
• M37: 64,960,931 km (0.093 R)
• M38: 67,778,906 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 11,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit