🌌 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: 309.8

Radius: 9.9

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.67 AU - 0.79 AU

Year: 431 Days

Day: 5.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,907,019 km

• M1: 123,568 km (0.055 R)
• M2: 523,742 km (0.108 R)
• M3: 911,799 km (0.062 R)
• M4: 1,254,079 km (0.065 R)
• M5: 1,611,767 km (0.041 R)
• M6: 2,161,689 km (0.105 R)
• M7: 2,919,552 km (0.036 R)
• M8: 3,317,482 km (0.093 R)
• M9: 4,198,015 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.4

Radius: 15

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.18 AU - 1.9 AU

Year: 1319 Days

Day: 12.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,907,019 km

• M1: 186,549 km (0.075 R)
• M2: 701,165 km (0.044 R)
• M3: 1,297,911 km (0.058 R)
• M4: 1,845,589 km (0.04 R)
• M5: 2,548,699 km (0.083 R)
• M6: 3,150,830 km (0.08 R)
• M7: 3,978,855 km (0.11 R)
• M8: 5,084,981 km (0.066 R)
• M9: 5,636,249 km (0.048 R)
• M10: 6,204,871 km (0.09 R)
• M11: 6,811,789 km (0.03 R)
• M12: 7,717,455 km (0.064 R)
• M13: 8,504,340 km (0.046 R)
• M14: 9,254,872 km (0.111 R)
• M15: 9,800,007 km (0.101 R)
• M16: 11,189,771 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.7

Radius: 10.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.6 AU - 1.98 AU

Year: 1653 Days

Day: 13.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,907,019 km

• M1: 128,056 km (0.11 R)
• M2: 648,956 km (0.042 R)
• M3: 993,180 km (0.096 R)
• M4: 1,387,371 km (0.086 R)
• M5: 2,034,082 km (0.109 R)
• M6: 3,368,944 km (0.091 R)
• M7: 4,222,849 km (0.119 R)
• M8: 4,888,260 km (0.101 R)
• M9: 5,277,962 km (0.118 R)
• M10: 6,027,298 km (0.05 R)
• M11: 6,475,942 km (0.05 R)
• M12: 6,946,876 km (0.113 R)
• M13: 7,334,784 km (0.093 R)
• M14: 8,644,663 km (0.101 R)
• M15: 9,002,800 km (0.079 R)
• M16: 10,569,389 km (0.058 R)
• M17: 11,258,287 km (0.093 R)
• M18: 12,310,259 km (0.091 R)
• M19: 12,802,436 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.3

Radius: 5.1

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.37 AU - 5.73 AU

Year: 9025 Days

Day: 22.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 92.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,907,019 km

• M1: 69,862 km (0.082 R)
• M2: 311,164 km (0.115 R)
• M3: 509,680 km (0.103 R)
• M4: 718,369 km (0.11 R)
• M5: 1,198,279 km (0.116 R)
• M6: 1,828,834 km (0.055 R)
• M7: 2,350,033 km (0.081 R)
• M8: 3,324,663 km (0.08 R)
• M9: 5,574,765 km (0.094 R)
• M10: 5,789,737 km (0.085 R)
• M11: 6,802,215 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.5

Radius: 4.8

Gravity: 31.53 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.57 AU - 7.55 AU

Year: 11598 Days

Day: 18.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,907,019 km

• M1: 67,768 km (0.102 R)
• M2: 343,626 km (0.114 R)
• M3: 911,949 km (0.044 R)
• M4: 1,909,916 km (0.111 R)
• M5: 2,085,993 km (0.118 R)
• M6: 2,659,102 km (0.11 R)
• M7: 3,457,805 km (0.085 R)
• M8: 4,496,314 km (0.106 R)
• M9: 4,841,436 km (0.105 R)
• M10: 5,204,061 km (0.073 R)
• M11: 5,374,752 km (0.033 R)
• M12: 5,619,943 km (0.114 R)
• M13: 5,946,216 km (0.095 R)
• M14: 6,362,098 km (0.07 R)
• M15: 7,293,794 km (0.118 R)
• M16: 8,406,204 km (0.108 R)
• M17: 9,174,688 km (0.108 R)
• M18: 9,936,739 km (0.111 R)
• M19: 12,353,942 km (0.097 R)
• M20: 13,218,617 km (0.097 R)
• M21: 13,601,139 km (0.109 R)
• M22: 14,122,787 km (0.09 R)
• M23: 14,455,493 km (0.086 R)
• M24: 15,981,840 km (0.074 R)
• M25: 16,636,031 km (0.06 R)
• M26: 18,626,281 km (0.095 R)
• M27: 19,026,456 km (0.113 R)
• M28: 19,432,315 km (0.115 R)
• M29: 21,548,526 km (0.112 R)
• M30: 23,719,939 km (0.054 R)
• M31: 27,863,351 km (0.08 R)
• M32: 30,878,347 km (0.103 R)
• M33: 31,438,591 km (0.101 R)
• M34: 35,674,754 km (0.115 R)
• M35: 38,442,165 km (0.104 R)
• M36: 38,830,371 km (0.048 R)
• M37: 39,351,869 km (0.11 R)
• M38: 43,553,625 km (0.095 R)
• M39: 44,827,152 km (0.119 R)
• M40: 45,689,882 km (0.119 R)

Asteroid Belt

Center: 8.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.4

Radius: 6

Gravity: 21.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 9.27 AU - 10.55 AU

Year: 21534 Days

Day: 22.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,907,019 km

• M1: 74,649 km (0.12 R)
• M2: 557,701 km (0.096 R)
• M3: 767,587 km (0.089 R)
• M4: 1,723,218 km (0.087 R)
• M5: 2,158,099 km (0.071 R)
• M6: 2,401,794 km (0.066 R)
• M7: 5,257,468 km (0.089 R)
• M8: 5,496,076 km (0.11 R)
• M9: 6,299,566 km (0.113 R)
• M10: 12,476,462 km (0.083 R)
• M11: 13,780,806 km (0.044 R)
• M12: 19,530,750 km (0.068 R)
• M13: 23,244,966 km (0.116 R)
• M14: 26,005,047 km (0.095 R)
• M15: 28,486,127 km (0.06 R)
• M16: 30,991,592 km (0.083 R)
• M17: 31,640,249 km (0.037 R)
• M18: 36,149,727 km (0.057 R)
• M19: 39,382,836 km (0.103 R)
• M20: 41,225,134 km (0.108 R)
• M21: 43,769,943 km (0.078 R)
• M22: 45,745,682 km (0.12 R)
• M23: 50,407,302 km (0.093 R)
• M24: 62,084,014 km (0.092 R)
• M25: 64,996,834 km (0.087 R)
• M26: 65,208,216 km (0.079 R)
• M27: 81,916,952 km (0.112 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: 390 - 16,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit