🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.5

Radius: 11.6

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.73 AU - 0.79 AU

Year: 435 Days

Day: 10.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,174,303 km

• M1: 144,512 km (0.117 R)
• M2: 529,427 km (0.088 R)
• M3: 1,072,018 km (0.073 R)
• M4: 1,472,193 km (0.098 R)
• M5: 1,919,490 km (0.108 R)
• M6: 2,822,912 km (0.084 R)
• M7: 4,199,362 km (0.085 R)
• M8: 4,976,373 km (0.074 R)
• M9: 5,391,657 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.3

Radius: 12.5

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.79 AU - 0.83 AU

Year: 478 Days

Day: 8 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,174,303 km

• M1: 155,731 km (0.087 R)
• M2: 554,559 km (0.086 R)
• M3: 953,238 km (0.089 R)
• M4: 1,370,316 km (0.116 R)
• M5: 2,393,117 km (0.087 R)
• M6: 2,853,430 km (0.1 R)
• M7: 3,435,665 km (0.042 R)
• M8: 5,287,088 km (0.072 R)
• M9: 5,816,365 km (0.11 R)
• M10: 6,303,456 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.8

Radius: 9.9

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.75 AU - 1.23 AU

Year: 646 Days

Day: 7.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,174,303 km

• M1: 123,119 km (0.068 R)
• M2: 483,201 km (0.119 R)
• M3: 862,282 km (0.1 R)
• M4: 1,213,388 km (0.056 R)
• M5: 1,710,652 km (0.067 R)
• M6: 2,247,409 km (0.083 R)
• M7: 2,600,759 km (0.03 R)
• M8: 3,380,014 km (0.087 R)
• M9: 3,715,263 km (0.118 R)
• M10: 5,194,487 km (0.094 R)
• M11: 5,896,400 km (0.101 R)
• M12: 6,280,717 km (0.079 R)
• M13: 6,724,873 km (0.118 R)
• M14: 7,629,043 km (0.109 R)
• M15: 7,963,992 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356

Radius: 8

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.06 AU - 1.24 AU

Year: 809 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 153 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,174,303 km

• M1: 99,632 km (0.1 R)
• M2: 366,814 km (0.081 R)
• M3: 730,187 km (0.117 R)
• M4: 1,256,622 km (0.11 R)
• M5: 1,971,850 km (0.098 R)
• M6: 2,537,928 km (0.058 R)
• M7: 2,831,140 km (0.118 R)
• M8: 3,098,621 km (0.095 R)
• M9: 3,685,044 km (0.108 R)
• M10: 4,076,991 km (0.107 R)
• M11: 4,829,468 km (0.084 R)
• M12: 5,264,798 km (0.089 R)
• M13: 5,689,656 km (0.116 R)
• M14: 6,547,899 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.6

Radius: 14.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2 AU - 2.26 AU

Year: 2039 Days

Day: 8.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,174,303 km

• M1: 177,872 km (0.032 R)
• M2: 630,256 km (0.072 R)
• M3: 2,078,513 km (0.079 R)
• M4: 2,876,468 km (0.113 R)
• M5: 4,099,730 km (0.045 R)
• M6: 4,840,987 km (0.075 R)
• M7: 6,700,788 km (0.039 R)
• M8: 8,005,730 km (0.117 R)
• M9: 10,037,419 km (0.101 R)
• M10: 10,622,945 km (0.099 R)
• M11: 11,269,956 km (0.028 R)
• M12: 12,024,228 km (0.116 R)
• M13: 13,545,638 km (0.048 R)
• M14: 15,526,913 km (0.045 R)
• M15: 17,537,508 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.4

Radius: 14.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2 AU - 2.28 AU

Year: 2054 Days

Day: 8.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,174,303 km

• M1: 177,872 km (0.09 R)
• M2: 826,827 km (0.108 R)
• M3: 2,766,513 km (0.076 R)
• M4: 3,363,110 km (0.07 R)
• M5: 4,224,195 km (0.058 R)
• M6: 4,707,546 km (0.109 R)
• M7: 5,275,120 km (0.108 R)
• M8: 6,412,513 km (0.106 R)
• M9: 7,111,883 km (0.109 R)
• M10: 8,304,178 km (0.107 R)
• M11: 9,033,467 km (0.097 R)
• M12: 9,590,420 km (0.092 R)
• M13: 12,770,572 km (0.049 R)
• M14: 15,392,275 km (0.089 R)
• M15: 15,886,695 km (0.086 R)
• M16: 17,011,971 km (0.119 R)
• M17: 18,520,216 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.8

Radius: 6.1

Gravity: 18.83 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.52 AU - 7.66 AU

Year: 11098 Days

Day: 17 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,174,303 km

• M1: 76,295 km (0.078 R)
• M2: 321,037 km (0.087 R)
• M3: 527,781 km (0.032 R)
• M4: 1,247,497 km (0.109 R)
• M5: 1,676,394 km (0.091 R)
• M6: 1,866,981 km (0.089 R)
• M7: 2,330,585 km (0.105 R)
• M8: 2,569,044 km (0.069 R)
• M9: 4,214,770 km (0.087 R)
• M10: 8,536,802 km (0.119 R)
• M11: 10,058,362 km (0.088 R)
• M12: 10,425,476 km (0.086 R)
• M13: 11,075,478 km (0.112 R)
• M14: 12,576,095 km (0.102 R)
• M15: 12,818,443 km (0.114 R)
• M16: 17,807,532 km (0.116 R)
• M17: 18,972,002 km (0.1 R)
• M18: 20,352,192 km (0.086 R)
• M19: 24,892,338 km (0.096 R)
• M20: 26,544,197 km (0.072 R)
• M21: 27,144,234 km (0.064 R)
• M22: 28,683,746 km (0.075 R)
• M23: 32,500,736 km (0.085 R)
• M24: 35,065,591 km (0.036 R)
• M25: 41,123,557 km (0.107 R)
• M26: 47,549,833 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.7

Radius: 3.6

Gravity: 29.92 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.21 AU - 8.97 AU

Year: 15095 Days

Day: 21.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,174,303 km

• M1: 46,974 km (0.109 R)
• M2: 500,405 km (0.101 R)
• M3: 839,842 km (0.104 R)
• M4: 1,025,942 km (0.09 R)
• M5: 1,264,252 km (0.062 R)
• M6: 2,075,670 km (0.11 R)
• M7: 3,331,245 km (0.072 R)
• M8: 4,638,432 km (0.067 R)
• M9: 4,955,130 km (0.088 R)
• M10: 9,547,187 km (0.114 R)
• M11: 29,422,909 km (0.058 R)
• M12: 32,399,009 km (0.056 R)
• M13: 34,490,687 km (0.104 R)
• M14: 34,847,926 km (0.085 R)
• M15: 42,382,573 km (0.091 R)
• M16: 45,164,046 km (0.085 R)
• M17: 48,659,400 km (0.103 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 15,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit