🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.7

Radius: 8.7

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.57 AU - 2.49 AU

Year: 2033 Days

Day: 7.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 79.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,139,776 km

• M1: 109,057 km (0.117 R)
• M2: 709,244 km (0.076 R)
• M3: 985,252 km (0.073 R)
• M4: 1,757,476 km (0.111 R)
• M5: 2,190,562 km (0.114 R)
• M6: 2,795,386 km (0.108 R)
• M7: 3,286,067 km (0.036 R)
• M8: 3,913,929 km (0.082 R)
• M9: 4,369,455 km (0.045 R)
• M10: 4,655,785 km (0.113 R)
• M11: 6,531,293 km (0.089 R)
• M12: 7,099,765 km (0.081 R)
• M13: 9,322,939 km (0.107 R)
• M14: 10,833,579 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.9

Radius: 13.1

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.89 AU - 3.83 AU

Year: 4329 Days

Day: 14.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,139,776 km

• M1: 162,912 km (0.073 R)
• M2: 867,817 km (0.115 R)
• M3: 1,564,644 km (0.092 R)
• M4: 2,865,996 km (0.116 R)
• M5: 3,439,405 km (0.086 R)
• M6: 4,408,200 km (0.115 R)
• M7: 5,388,366 km (0.05 R)
• M8: 5,858,851 km (0.082 R)
• M9: 6,326,793 km (0.104 R)
• M10: 8,825,826 km (0.11 R)
• M11: 9,324,734 km (0.076 R)
• M12: 10,129,122 km (0.079 R)
• M13: 10,548,445 km (0.092 R)
• M14: 11,199,046 km (0.043 R)
• M15: 11,876,425 km (0.077 R)
• M16: 12,968,041 km (0.103 R)
• M17: 13,563,441 km (0.032 R)
• M18: 14,281,211 km (0.1 R)
• M19: 15,186,577 km (0.085 R)
• M20: 15,681,298 km (0.11 R)
• M21: 18,133,506 km (0.036 R)
• M22: 20,364,160 km (0.056 R)
• M23: 21,442,461 km (0.082 R)
• M24: 23,860,112 km (0.071 R)
• M25: 25,749,982 km (0.118 R)
• M26: 26,375,301 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105

Radius: 14.5

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.17 AU - 3.85 AU

Year: 4622 Days

Day: 6.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,139,776 km

• M1: 180,415 km (0.079 R)
• M2: 710,291 km (0.08 R)
• M3: 1,224,907 km (0.11 R)
• M4: 2,250,401 km (0.093 R)
• M5: 2,715,650 km (0.064 R)
• M6: 3,214,559 km (0.104 R)
• M7: 3,916,023 km (0.118 R)
• M8: 4,577,246 km (0.109 R)
• M9: 5,813,672 km (0.065 R)
• M10: 6,396,805 km (0.11 R)
• M11: 7,427,983 km (0.082 R)
• M12: 9,035,412 km (0.052 R)
• M13: 9,719,673 km (0.067 R)
• M14: 10,438,191 km (0.091 R)
• M15: 11,339,668 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447

Radius: 12.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.19 AU - 4.95 AU

Year: 6867 Days

Day: 11.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,139,776 km

• M1: 154,684 km (0.113 R)
• M2: 561,590 km (0.107 R)
• M3: 3,289,059 km (0.044 R)
• M4: 8,207,538 km (0.096 R)
• M5: 9,797,613 km (0.085 R)
• M6: 10,460,930 km (0.062 R)
• M7: 13,796,065 km (0.074 R)
• M8: 15,674,566 km (0.092 R)
• M9: 26,227,798 km (0.113 R)
• M10: 31,499,627 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.2

Radius: 4.5

Gravity: 48.26 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.6 AU - 7.56 AU

Year: 10538 Days

Day: 19.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,139,776 km

• M1: 55,950 km (0.096 R)
• M2: 263,891 km (0.036 R)
• M3: 409,449 km (0.085 R)
• M4: 970,741 km (0.044 R)
• M5: 1,431,502 km (0.077 R)
• M6: 1,639,742 km (0.12 R)
• M7: 3,655,424 km (0.067 R)
• M8: 6,384,987 km (0.062 R)
• M9: 8,700,163 km (0.104 R)
• M10: 9,911,757 km (0.089 R)
• M11: 10,231,447 km (0.108 R)
• M12: 11,288,955 km (0.07 R)
• M13: 12,726,440 km (0.113 R)
• M14: 14,281,660 km (0.117 R)
• M15: 15,035,035 km (0.085 R)
• M16: 15,886,695 km (0.108 R)
• M17: 18,393,956 km (0.111 R)
• M18: 21,416,581 km (0.119 R)
• M19: 22,860,200 km (0.114 R)
• M20: 23,231,053 km (0.043 R)
• M21: 23,700,192 km (0.086 R)
• M22: 24,175,614 km (0.105 R)
• M23: 26,140,882 km (0.102 R)
• M24: 31,744,070 km (0.097 R)
• M25: 33,497,656 km (0.106 R)
• M26: 33,855,943 km (0.083 R)
• M27: 36,184,733 km (0.101 R)
• M28: 40,614,625 km (0.038 R)
• M29: 43,807,941 km (0.117 R)
• M30: 50,845,773 km (0.06 R)
• M31: 51,477,375 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680

Radius: 6.3

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.05 AU - 9.21 AU

Year: 14815 Days

Day: 22 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,139,776 km

• M1: 78,389 km (0.102 R)
• M2: 394,190 km (0.051 R)
• M3: 1,500,018 km (0.065 R)
• M4: 2,925,835 km (0.087 R)
• M5: 3,299,082 km (0.12 R)
• M6: 3,816,690 km (0.037 R)
• M7: 5,885,779 km (0.062 R)
• M8: 10,977,342 km (0.086 R)
• M9: 11,391,130 km (0.033 R)
• M10: 15,449,271 km (0.098 R)
• M11: 16,195,316 km (0.088 R)
• M12: 18,827,790 km (0.083 R)
• M13: 20,733,218 km (0.112 R)
• M14: 26,051,572 km (0.111 R)
• M15: 33,182,603 km (0.114 R)
• M16: 34,172,043 km (0.033 R)
• M17: 40,384,843 km (0.095 R)
• M18: 43,096,454 km (0.057 R)
• M19: 44,273,639 km (0.044 R)
• M20: 47,621,191 km (0.119 R)
• M21: 49,837,035 km (0.108 R)
• M22: 51,297,259 km (0.047 R)
• M23: 56,895,511 km (0.111 R)
• M24: 61,953,714 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 12,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit