🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.6

Radius: 9.2

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.98 AU - 1.1 AU

Year: 746 Days

Day: 10.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,327,986 km

• M1: 114,442 km (0.047 R)
• M2: 499,058 km (0.104 R)
• M3: 867,069 km (0.09 R)
• M4: 1,258,417 km (0.091 R)
• M5: 1,572,423 km (0.077 R)
• M6: 1,892,413 km (0.087 R)
• M7: 2,308,894 km (0.119 R)
• M8: 2,701,887 km (0.079 R)
• M9: 3,494,157 km (0.108 R)
• M10: 3,785,425 km (0.078 R)
• M11: 4,467,142 km (0.085 R)
• M12: 4,828,720 km (0.037 R)
• M13: 5,247,145 km (0.081 R)
• M14: 6,219,681 km (0.071 R)
• M15: 8,701,211 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 12.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.84 AU - 3.28 AU

Year: 3763 Days

Day: 8.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,327,986 km

• M1: 159,621 km (0.031 R)
• M2: 2,105,590 km (0.115 R)
• M3: 3,376,125 km (0.105 R)
• M4: 4,922,967 km (0.11 R)
• M5: 5,829,231 km (0.089 R)
• M6: 7,245,773 km (0.077 R)
• M7: 8,129,447 km (0.114 R)
• M8: 9,394,746 km (0.115 R)
• M9: 10,710,609 km (0.116 R)
• M10: 11,735,055 km (0.074 R)
• M11: 12,780,595 km (0.078 R)
• M12: 14,628,278 km (0.097 R)
• M13: 15,249,708 km (0.081 R)
• M14: 17,537,957 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768

Radius: 9.5

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.47 AU - 3.77 AU

Year: 3874 Days

Day: 5.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,327,986 km

• M1: 118,182 km (0.075 R)
• M2: 447,148 km (0.105 R)
• M3: 850,913 km (0.081 R)
• M4: 1,190,500 km (0.099 R)
• M5: 1,552,228 km (0.115 R)
• M6: 1,907,373 km (0.035 R)
• M7: 2,870,634 km (0.092 R)
• M8: 3,274,697 km (0.075 R)
• M9: 5,365,178 km (0.111 R)
• M10: 5,951,751 km (0.11 R)
• M11: 6,549,694 km (0.073 R)
• M12: 7,623,208 km (0.059 R)
• M13: 8,005,880 km (0.073 R)
• M14: 9,115,297 km (0.106 R)
• M15: 10,366,235 km (0.111 R)
• M16: 11,819,877 km (0.104 R)
• M17: 13,555,512 km (0.095 R)
• M18: 13,911,854 km (0.1 R)
• M19: 14,537,023 km (0.09 R)
• M20: 15,732,011 km (0.097 R)
• M21: 20,431,479 km (0.073 R)
• M22: 21,928,953 km (0.043 R)
• M23: 24,012,702 km (0.108 R)
• M24: 25,293,858 km (0.082 R)
• M25: 26,303,943 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.3

Radius: 11.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.84 AU - 5.04 AU

Year: 7718 Days

Day: 12.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,327,986 km

• M1: 143,016 km (0.113 R)
• M2: 664,065 km (0.117 R)
• M3: 1,027,438 km (0.08 R)
• M4: 1,768,097 km (0.065 R)
• M5: 2,778,631 km (0.116 R)
• M6: 3,334,537 km (0.094 R)
• M7: 3,817,438 km (0.106 R)
• M8: 4,670,446 km (0.061 R)
• M9: 5,805,445 km (0.118 R)
• M10: 6,437,944 km (0.116 R)
• M11: 6,896,761 km (0.062 R)
• M12: 8,282,337 km (0.048 R)
• M13: 9,084,630 km (0.103 R)
• M14: 9,891,710 km (0.071 R)
• M15: 10,745,914 km (0.09 R)
• M16: 13,951,049 km (0.11 R)
• M17: 14,963,976 km (0.073 R)
• M18: 16,672,683 km (0.096 R)
• M19: 17,540,201 km (0.117 R)
• M20: 18,297,615 km (0.115 R)
• M21: 19,510,704 km (0.082 R)
• M22: 20,776,751 km (0.117 R)
• M23: 25,684,458 km (0.096 R)
• M24: 28,032,547 km (0.092 R)
• M25: 29,739,608 km (0.118 R)
• M26: 32,428,779 km (0.119 R)
• M27: 33,464,595 km (0.097 R)
• M28: 37,943,406 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.3

Radius: 6.1

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.23 AU - 7.61 AU

Year: 11434 Days

Day: 24 Hours

Environment

Temp: -233 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,327,986 km

• M1: 75,846 km (0.097 R)
• M2: 281,394 km (0.038 R)
• M3: 523,742 km (0.078 R)
• M4: 1,210,696 km (0.07 R)
• M5: 1,437,037 km (0.114 R)
• M6: 3,332,442 km (0.112 R)
• M7: 3,611,442 km (0.076 R)
• M8: 4,110,949 km (0.12 R)
• M9: 4,655,635 km (0.064 R)
• M10: 5,155,292 km (0.112 R)
• M11: 5,788,241 km (0.117 R)
• M12: 9,065,033 km (0.098 R)
• M13: 9,563,493 km (0.062 R)
• M14: 9,937,338 km (0.106 R)
• M15: 13,990,094 km (0.066 R)
• M16: 15,789,307 km (0.096 R)
• M17: 17,667,658 km (0.098 R)
• M18: 18,230,595 km (0.117 R)
• M19: 19,097,215 km (0.061 R)
• M20: 19,765,020 km (0.066 R)
• M21: 21,225,843 km (0.105 R)
• M22: 22,347,080 km (0.089 R)
• M23: 25,233,870 km (0.087 R)
• M24: 25,589,165 km (0.084 R)
• M25: 26,309,478 km (0.116 R)
• M26: 26,858,503 km (0.11 R)
• M27: 27,321,807 km (0.102 R)
• M28: 27,602,453 km (0.073 R)
• M29: 30,715,884 km (0.105 R)
• M30: 32,987,078 km (0.068 R)
• M31: 38,209,690 km (0.113 R)
• M32: 38,913,697 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238

Radius: 7.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.6 AU - 11.68 AU

Year: 21039 Days

Day: 24.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,327,986 km

• M1: 98,286 km (0.107 R)
• M2: 567,126 km (0.119 R)
• M3: 1,246,898 km (0.116 R)
• M4: 1,530,536 km (0.097 R)
• M5: 1,857,557 km (0.089 R)
• M6: 3,034,144 km (0.105 R)
• M7: 3,580,176 km (0.064 R)
• M8: 4,367,959 km (0.105 R)
• M9: 7,169,029 km (0.065 R)
• M10: 9,038,703 km (0.099 R)
• M11: 12,389,396 km (0.072 R)
• M12: 14,576,368 km (0.101 R)
• M13: 15,832,691 km (0.107 R)
• M14: 18,084,438 km (0.118 R)
• M15: 29,449,538 km (0.091 R)
• M16: 30,217,124 km (0.114 R)
• M17: 30,661,729 km (0.083 R)
• M18: 32,136,615 km (0.048 R)
• M19: 34,016,162 km (0.07 R)
• M20: 36,592,686 km (0.092 R)
• M21: 40,764,672 km (0.111 R)
• M22: 42,130,800 km (0.091 R)
• M23: 45,098,372 km (0.039 R)
• M24: 55,162,420 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 14,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit