🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.1

Radius: 10.2

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.53 AU - 0.87 AU

Year: 412 Days

Day: 9.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,791,988 km

• M1: 126,859 km (0.052 R)
• M2: 474,225 km (0.11 R)
• M3: 1,341,444 km (0.12 R)
• M4: 1,769,593 km (0.106 R)
• M5: 2,164,681 km (0.057 R)
• M6: 2,532,842 km (0.112 R)
• M7: 3,047,458 km (0.089 R)
• M8: 3,718,255 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.3

Radius: 14.4

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.59 AU - 0.93 AU

Year: 466 Days

Day: 10.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 51,791,988 km

• M1: 179,069 km (0.045 R)
• M2: 646,861 km (0.089 R)
• M3: 2,448,169 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.7

Radius: 13.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.7 AU - 0.98 AU

Year: 541 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,791,988 km

• M1: 173,085 km (0.038 R)
• M2: 633,697 km (0.037 R)
• M3: 1,077,853 km (0.098 R)
• M4: 1,608,925 km (0.099 R)
• M5: 2,297,375 km (0.065 R)
• M6: 2,874,822 km (0.099 R)
• M7: 3,394,076 km (0.109 R)
• M8: 4,451,733 km (0.076 R)
• M9: 5,073,462 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.1

Radius: 10.1

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.08 AU - 3.18 AU

Year: 2998 Days

Day: 8.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,791,988 km

• M1: 136,284 km (0.075 R)
• M2: 478,564 km (0.097 R)
• M3: 1,024,596 km (0.077 R)
• M4: 1,397,095 km (0.084 R)
• M5: 2,083,898 km (0.077 R)
• M6: 2,724,327 km (0.084 R)
• M7: 3,399,163 km (0.089 R)
• M8: 3,776,598 km (0.089 R)
• M9: 4,351,952 km (0.062 R)
• M10: 5,225,454 km (0.062 R)
• M11: 5,914,202 km (0.092 R)
• M12: 6,836,922 km (0.052 R)
• M13: 8,584,075 km (0.097 R)
• M14: 9,037,207 km (0.11 R)
• M15: 9,542,848 km (0.109 R)
• M16: 10,414,555 km (0.097 R)
• M17: 10,769,700 km (0.063 R)
• M18: 12,802,885 km (0.08 R)
• M19: 15,029,799 km (0.082 R)
• M20: 17,173,387 km (0.05 R)
• M21: 17,558,751 km (0.039 R)
• M22: 18,691,656 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.2

Radius: 9.6

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.88 AU - 5.18 AU

Year: 6777 Days

Day: 13.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,791,988 km

• M1: 119,379 km (0.103 R)
• M2: 502,798 km (0.12 R)
• M3: 851,960 km (0.067 R)
• M4: 1,310,178 km (0.087 R)
• M5: 2,110,527 km (0.079 R)
• M6: 3,739,199 km (0.059 R)
• M7: 4,979,814 km (0.108 R)
• M8: 6,578,267 km (0.09 R)
• M9: 7,216,601 km (0.101 R)
• M10: 8,012,911 km (0.116 R)
• M11: 9,381,133 km (0.077 R)
• M12: 11,044,512 km (0.102 R)
• M13: 13,278,905 km (0.106 R)
• M14: 13,952,694 km (0.081 R)
• M15: 17,204,054 km (0.069 R)
• M16: 20,556,243 km (0.075 R)
• M17: 22,542,454 km (0.03 R)
• M18: 24,320,425 km (0.103 R)
• M19: 27,249,103 km (0.115 R)
• M20: 28,428,532 km (0.089 R)
• M21: 31,279,568 km (0.117 R)
• M22: 31,673,609 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.1

Radius: 5.5

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.4 AU - 6.5 AU

Year: 10202 Days

Day: 18.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,791,988 km

• M1: 87,664 km (0.104 R)
• M2: 354,098 km (0.045 R)
• M3: 642,224 km (0.091 R)
• M4: 2,869,138 km (0.115 R)
• M5: 3,647,196 km (0.111 R)
• M6: 3,958,210 km (0.097 R)
• M7: 4,507,533 km (0.106 R)
• M8: 4,971,586 km (0.083 R)
• M9: 6,025,204 km (0.108 R)
• M10: 6,460,085 km (0.087 R)
• M11: 7,392,528 km (0.066 R)
• M12: 11,833,640 km (0.116 R)
• M13: 12,171,133 km (0.065 R)
• M14: 17,719,718 km (0.106 R)
• M15: 17,908,212 km (0.052 R)
• M16: 21,038,098 km (0.099 R)
• M17: 22,694,745 km (0.097 R)
• M18: 28,268,911 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.7

Radius: 5

Gravity: 20.31 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.59 AU - 8.43 AU

Year: 13046 Days

Day: 23.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,791,988 km

• M1: 73,901 km (0.106 R)
• M2: 236,813 km (0.088 R)
• M3: 786,286 km (0.088 R)
• M4: 1,185,563 km (0.113 R)
• M5: 1,376,749 km (0.094 R)
• M6: 1,887,626 km (0.103 R)
• M7: 2,059,663 km (0.055 R)
• M8: 2,619,160 km (0.036 R)
• M9: 3,949,683 km (0.088 R)
• M10: 5,097,398 km (0.109 R)
• M11: 6,803,861 km (0.116 R)
• M12: 7,252,206 km (0.107 R)
• M13: 7,590,446 km (0.064 R)
• M14: 10,578,664 km (0.084 R)
• M15: 13,432,991 km (0.088 R)
• M16: 14,007,746 km (0.062 R)
• M17: 15,206,324 km (0.042 R)
• M18: 15,690,423 km (0.118 R)
• M19: 17,805,438 km (0.112 R)
• M20: 18,111,365 km (0.045 R)
• M21: 26,846,983 km (0.105 R)
• M22: 28,272,502 km (0.103 R)
• M23: 34,009,131 km (0.038 R)
• M24: 38,659,979 km (0.098 R)
• M25: 39,044,296 km (0.112 R)
• M26: 41,403,604 km (0.1 R)
• M27: 43,440,828 km (0.086 R)
• M28: 46,259,850 km (0.047 R)
• M29: 49,498,943 km (0.064 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 148 - 15,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit