🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.6

Radius: 9.8

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.42 AU - 2.32 AU

Year: 1734 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,525,664 km

• M1: 122,072 km (0.072 R)
• M2: 485,595 km (0.069 R)
• M3: 794,065 km (0.12 R)
• M4: 1,225,057 km (0.1 R)
• M5: 1,669,512 km (0.03 R)
• M6: 2,255,487 km (0.067 R)
• M7: 2,691,266 km (0.075 R)
• M8: 3,046,860 km (0.103 R)
• M9: 3,906,599 km (0.044 R)
• M10: 5,544,097 km (0.12 R)
• M11: 6,515,586 km (0.071 R)
• M12: 6,820,466 km (0.083 R)
• M13: 8,253,464 km (0.11 R)
• M14: 8,732,177 km (0.116 R)
• M15: 9,229,441 km (0.103 R)
• M16: 10,383,139 km (0.113 R)
• M17: 11,084,005 km (0.104 R)
• M18: 12,156,173 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.4

Radius: 9.7

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.11 AU - 3.31 AU

Year: 3901 Days

Day: 11.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 74.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,525,664 km

• M1: 120,725 km (0.117 R)
• M2: 536,308 km (0.084 R)
• M3: 1,249,890 km (0.106 R)
• M4: 2,341,057 km (0.054 R)
• M5: 2,985,824 km (0.104 R)
• M6: 3,868,900 km (0.048 R)
• M7: 4,579,640 km (0.109 R)
• M8: 5,973,443 km (0.112 R)
• M9: 6,465,770 km (0.1 R)
• M10: 6,798,625 km (0.057 R)
• M11: 7,206,728 km (0.108 R)
• M12: 7,664,497 km (0.072 R)
• M13: 8,565,974 km (0.051 R)
• M14: 9,536,715 km (0.082 R)
• M15: 9,968,753 km (0.108 R)
• M16: 10,662,289 km (0.111 R)
• M17: 11,964,090 km (0.049 R)
• M18: 16,615,536 km (0.109 R)
• M19: 17,012,270 km (0.105 R)
• M20: 17,883,827 km (0.03 R)
• M21: 19,339,714 km (0.052 R)
• M22: 21,401,920 km (0.101 R)
• M23: 22,486,056 km (0.118 R)
• M24: 22,971,800 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.2

Radius: 10.3

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.43 AU - 4.63 AU

Year: 6539 Days

Day: 7.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,525,664 km

• M1: 128,355 km (0.112 R)
• M2: 585,975 km (0.108 R)
• M3: 1,061,397 km (0.086 R)
• M4: 1,463,217 km (0.112 R)
• M5: 1,982,022 km (0.114 R)
• M6: 2,399,400 km (0.112 R)
• M7: 2,956,952 km (0.074 R)
• M8: 4,198,464 km (0.06 R)
• M9: 4,747,788 km (0.057 R)
• M10: 5,693,545 km (0.104 R)
• M11: 6,651,570 km (0.109 R)
• M12: 7,874,234 km (0.092 R)
• M13: 9,061,741 km (0.088 R)
• M14: 9,791,929 km (0.071 R)
• M15: 10,560,862 km (0.078 R)
• M16: 11,525,618 km (0.052 R)
• M17: 12,939,767 km (0.091 R)
• M18: 14,588,336 km (0.117 R)
• M19: 19,021,070 km (0.105 R)
• M20: 19,687,828 km (0.117 R)
• M21: 22,348,127 km (0.092 R)
• M22: 29,046,371 km (0.09 R)
• M23: 29,930,644 km (0.053 R)
• M24: 30,731,442 km (0.1 R)
• M25: 31,546,601 km (0.093 R)
• M26: 33,007,723 km (0.095 R)
• M27: 34,295,611 km (0.044 R)
• M28: 36,289,751 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.6

Radius: 9.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.64 AU - 4.96 AU

Year: 7133 Days

Day: 6.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,525,664 km

• M1: 123,418 km (0.037 R)
• M2: 553,213 km (0.083 R)
• M3: 1,216,380 km (0.046 R)
• M4: 1,901,539 km (0.051 R)
• M5: 2,714,453 km (0.106 R)
• M6: 3,159,507 km (0.041 R)
• M7: 3,519,290 km (0.118 R)
• M8: 5,070,620 km (0.102 R)
• M9: 6,061,407 km (0.098 R)
• M10: 6,859,661 km (0.071 R)
• M11: 10,302,207 km (0.107 R)
• M12: 12,239,350 km (0.092 R)
• M13: 13,955,088 km (0.091 R)
• M14: 16,948,242 km (0.113 R)
• M15: 17,463,906 km (0.099 R)
• M16: 18,662,484 km (0.11 R)
• M17: 20,489,373 km (0.116 R)
• M18: 20,853,943 km (0.086 R)
• M19: 22,355,607 km (0.067 R)
• M20: 31,150,316 km (0.088 R)
• M21: 32,711,220 km (0.04 R)
• M22: 33,712,778 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.2

Radius: 4.7

Gravity: 36.59 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.27 AU - 9.05 AU

Year: 14379 Days

Day: 22.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,525,664 km

• M1: 58,493 km (0.078 R)
• M2: 220,657 km (0.097 R)
• M3: 375,191 km (0.074 R)
• M4: 822,489 km (0.115 R)
• M5: 1,053,767 km (0.055 R)
• M6: 1,217,876 km (0.086 R)
• M7: 1,905,578 km (0.116 R)
• M8: 2,054,278 km (0.078 R)
• M9: 2,230,953 km (0.066 R)
• M10: 2,569,942 km (0.057 R)
• M11: 3,323,915 km (0.069 R)
• M12: 3,766,126 km (0.111 R)
• M13: 6,880,604 km (0.085 R)
• M14: 7,924,947 km (0.119 R)
• M15: 12,832,954 km (0.078 R)
• M16: 18,424,474 km (0.119 R)
• M17: 18,761,518 km (0.077 R)
• M18: 19,361,106 km (0.11 R)
• M19: 20,961,504 km (0.035 R)
• M20: 22,360,843 km (0.063 R)
• M21: 24,727,331 km (0.068 R)
• M22: 35,085,937 km (0.112 R)
• M23: 41,063,269 km (0.074 R)
• M24: 46,431,140 km (0.096 R)
• M25: 46,898,633 km (0.096 R)
• M26: 48,160,192 km (0.101 R)
• M27: 52,585,148 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 12,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit