🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570

Radius: 11.8

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.67 AU - 0.69 AU

Year: 374 Days

Day: 11.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,613,513 km

• M1: 146,905 km (0.115 R)
• M2: 607,816 km (0.094 R)
• M3: 1,706,313 km (0.065 R)
• M4: 2,178,893 km (0.068 R)
• M5: 2,719,240 km (0.116 R)
• M6: 3,292,799 km (0.1 R)
• M7: 3,691,327 km (0.118 R)
• M8: 4,083,872 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.9

Radius: 13.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.15 AU - 3.53 AU

Year: 4071 Days

Day: 10.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,613,513 km

• M1: 172,935 km (0.1 R)
• M2: 670,946 km (0.044 R)
• M3: 1,647,521 km (0.108 R)
• M4: 2,532,542 km (0.117 R)
• M5: 3,053,143 km (0.102 R)
• M6: 4,431,987 km (0.101 R)
• M7: 5,127,766 km (0.101 R)
• M8: 6,422,835 km (0.113 R)
• M9: 10,244,911 km (0.052 R)
• M10: 10,750,851 km (0.118 R)
• M11: 14,057,562 km (0.082 R)
• M12: 14,683,181 km (0.113 R)
• M13: 15,280,675 km (0.054 R)
• M14: 16,134,729 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926

Radius: 14.9

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.64 AU - 4.1 AU

Year: 4125 Days

Day: 9.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,613,513 km

• M1: 185,501 km (0.072 R)
• M2: 753,375 km (0.102 R)
• M3: 1,373,458 km (0.053 R)
• M4: 2,039,169 km (0.099 R)
• M5: 2,522,071 km (0.106 R)
• M6: 3,215,457 km (0.103 R)
• M7: 4,079,684 km (0.102 R)
• M8: 4,629,605 km (0.072 R)
• M9: 5,590,323 km (0.065 R)
• M10: 8,163,556 km (0.064 R)
• M11: 9,856,854 km (0.034 R)
• M12: 11,964,239 km (0.113 R)
• M13: 14,088,978 km (0.096 R)
• M14: 16,395,627 km (0.071 R)
• M15: 18,491,344 km (0.044 R)
• M16: 19,272,095 km (0.107 R)
• M17: 20,969,283 km (0.092 R)
• M18: 22,690,556 km (0.113 R)
• M19: 24,349,447 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.8

Radius: 13.6

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.7 AU - 4.48 AU

Year: 5516 Days

Day: 9.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,613,513 km

• M1: 175,628 km (0.04 R)
• M2: 1,047,484 km (0.116 R)
• M3: 1,781,411 km (0.117 R)
• M4: 2,627,238 km (0.087 R)
• M5: 3,682,651 km (0.097 R)
• M6: 4,115,737 km (0.026 R)
• M7: 4,608,512 km (0.102 R)
• M8: 7,621,114 km (0.061 R)
• M9: 9,495,874 km (0.107 R)
• M10: 10,495,936 km (0.084 R)
• M11: 12,400,915 km (0.098 R)
• M12: 14,415,101 km (0.027 R)
• M13: 16,639,173 km (0.095 R)
• M14: 17,260,602 km (0.093 R)
• M15: 19,016,133 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.7

Radius: 8

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.78 AU - 9.4 AU

Year: 13944 Days

Day: 16.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,613,513 km

• M1: 99,483 km (0.049 R)
• M2: 357,689 km (0.073 R)
• M3: 632,649 km (0.088 R)
• M4: 892,351 km (0.07 R)
• M5: 1,472,492 km (0.098 R)
• M6: 2,223,772 km (0.111 R)
• M7: 2,938,850 km (0.054 R)
• M8: 3,362,811 km (0.059 R)
• M9: 4,119,626 km (0.118 R)
• M10: 4,490,479 km (0.048 R)
• M11: 5,053,865 km (0.041 R)
• M12: 5,406,766 km (0.044 R)
• M13: 6,321,408 km (0.071 R)
• M14: 7,159,156 km (0.101 R)
• M15: 9,897,844 km (0.117 R)
• M16: 10,172,057 km (0.091 R)
• M17: 10,621,299 km (0.079 R)
• M18: 12,110,995 km (0.108 R)
• M19: 12,873,346 km (0.056 R)
• M20: 15,134,966 km (0.101 R)
• M21: 16,397,572 km (0.097 R)
• M22: 17,971,192 km (0.112 R)
• M23: 18,545,050 km (0.069 R)
• M24: 24,271,507 km (0.097 R)
• M25: 32,621,910 km (0.097 R)
• M26: 38,641,579 km (0.118 R)
• M27: 45,512,609 km (0.047 R)
• M28: 47,039,854 km (0.084 R)
• M29: 50,357,635 km (0.088 R)
• M30: 50,681,515 km (0.038 R)
• M31: 51,661,530 km (0.045 R)
• M32: 52,156,250 km (0.09 R)
• M33: 61,241,479 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.6

Radius: 3.4

Gravity: 45.12 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.4 AU - 8.72 AU

Year: 16701 Days

Day: 15.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,613,513 km

• M1: 42,486 km (0.034 R)
• M2: 229,932 km (0.051 R)
• M3: 861,983 km (0.084 R)
• M4: 1,336,807 km (0.103 R)
• M5: 1,622,987 km (0.092 R)
• M6: 2,462,231 km (0.095 R)
• M7: 4,316,946 km (0.063 R)
• M8: 5,541,554 km (0.111 R)
• M9: 8,066,467 km (0.066 R)
• M10: 8,209,782 km (0.079 R)
• M11: 11,088,493 km (0.087 R)
• M12: 11,565,262 km (0.062 R)
• M13: 12,752,171 km (0.103 R)
• M14: 12,881,573 km (0.098 R)
• M15: 15,364,749 km (0.033 R)
• M16: 15,511,354 km (0.082 R)
• M17: 16,564,075 km (0.077 R)
• M18: 23,896,165 km (0.117 R)
• M19: 37,323,472 km (0.107 R)
• M20: 46,593,753 km (0.107 R)
• M21: 52,499,278 km (0.083 R)
• M22: 53,501,584 km (0.106 R)
• M23: 56,584,946 km (0.068 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 17,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit