🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.7

Radius: 13.1

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.69 AU - 2.15 AU

Year: 1836 Days

Day: 7.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,088,745 km

• M1: 163,959 km (0.111 R)
• M2: 590,912 km (0.108 R)
• M3: 1,145,022 km (0.12 R)
• M4: 1,565,093 km (0.062 R)
• M5: 2,118,904 km (0.041 R)
• M6: 2,872,130 km (0.076 R)
• M7: 3,572,846 km (0.087 R)
• M8: 4,061,433 km (0.119 R)
• M9: 4,861,332 km (0.091 R)
• M10: 5,317,307 km (0.077 R)
• M11: 6,605,494 km (0.106 R)
• M12: 7,078,373 km (0.119 R)
• M13: 8,335,743 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.2

Radius: 9.7

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.88 AU - 2.14 AU

Year: 1967 Days

Day: 14.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,088,745 km

• M1: 121,773 km (0.114 R)
• M2: 516,561 km (0.108 R)
• M3: 1,025,493 km (0.101 R)
• M4: 1,505,104 km (0.067 R)
• M5: 1,880,146 km (0.092 R)
• M6: 2,477,640 km (0.099 R)
• M7: 2,933,465 km (0.12 R)
• M8: 3,721,995 km (0.113 R)
• M9: 4,510,376 km (0.074 R)
• M10: 6,319,612 km (0.111 R)
• M11: 6,864,149 km (0.114 R)
• M12: 7,226,774 km (0.105 R)
• M13: 8,160,863 km (0.081 R)
• M14: 10,985,720 km (0.106 R)
• M15: 11,446,780 km (0.104 R)
• M16: 11,773,352 km (0.112 R)
• M17: 12,143,757 km (0.091 R)
• M18: 13,025,038 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876

Radius: 13.7

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.33 AU - 2.57 AU

Year: 2647 Days

Day: 5.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,088,745 km

• M1: 170,392 km (0.103 R)
• M2: 603,328 km (0.053 R)
• M3: 1,074,861 km (0.106 R)
• M4: 1,511,836 km (0.097 R)
• M5: 2,020,319 km (0.115 R)
• M6: 2,704,580 km (0.116 R)
• M7: 3,249,565 km (0.109 R)
• M8: 4,258,004 km (0.104 R)
• M9: 5,365,477 km (0.114 R)
• M10: 6,177,345 km (0.106 R)
• M11: 8,145,754 km (0.104 R)
• M12: 8,898,381 km (0.053 R)
• M13: 10,037,120 km (0.064 R)
• M14: 11,229,415 km (0.093 R)
• M15: 11,988,923 km (0.048 R)
• M16: 14,474,492 km (0.047 R)
• M17: 15,323,459 km (0.09 R)
• M18: 15,838,226 km (0.075 R)
• M19: 16,685,997 km (0.119 R)
• M20: 18,127,821 km (0.117 R)
• M21: 18,762,116 km (0.06 R)
• M22: 19,351,681 km (0.106 R)
• M23: 20,630,145 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.8

Radius: 11.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.81 AU - 4.25 AU

Year: 5584 Days

Day: 12.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,088,745 km

• M1: 142,268 km (0.081 R)
• M2: 606,171 km (0.035 R)
• M3: 964,757 km (0.113 R)
• M4: 1,386,473 km (0.094 R)
• M5: 3,243,581 km (0.071 R)
• M6: 4,260,996 km (0.057 R)
• M7: 5,992,143 km (0.093 R)
• M8: 6,599,061 km (0.1 R)
• M9: 7,448,777 km (0.077 R)
• M10: 7,829,653 km (0.091 R)
• M11: 8,781,993 km (0.096 R)
• M12: 9,365,575 km (0.099 R)
• M13: 9,809,880 km (0.082 R)
• M14: 10,395,706 km (0.1 R)
• M15: 12,151,237 km (0.09 R)
• M16: 13,992,038 km (0.092 R)
• M17: 15,336,774 km (0.113 R)
• M18: 15,784,670 km (0.102 R)
• M19: 20,019,337 km (0.104 R)
• M20: 21,031,067 km (0.064 R)
• M21: 22,005,697 km (0.098 R)
• M22: 22,648,070 km (0.066 R)
• M23: 25,655,137 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 10.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.45 AU - 5.27 AU

Year: 6284 Days

Day: 9.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,088,745 km

• M1: 133,142 km (0.081 R)
• M2: 892,351 km (0.081 R)
• M3: 1,990,848 km (0.097 R)
• M4: 2,366,788 km (0.099 R)
• M5: 2,854,926 km (0.039 R)
• M6: 3,539,785 km (0.117 R)
• M7: 3,891,340 km (0.095 R)
• M8: 4,418,373 km (0.1 R)
• M9: 4,944,958 km (0.089 R)
• M10: 5,335,558 km (0.113 R)
• M11: 5,826,239 km (0.095 R)
• M12: 6,898,107 km (0.104 R)
• M13: 7,801,080 km (0.066 R)
• M14: 8,571,808 km (0.05 R)
• M15: 9,209,843 km (0.107 R)
• M16: 10,862,152 km (0.038 R)
• M17: 15,609,491 km (0.07 R)
• M18: 18,637,950 km (0.115 R)
• M19: 19,952,167 km (0.111 R)
• M20: 20,321,076 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.6

Radius: 3.3

Gravity: 56.71 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.72 AU - 10.5 AU

Year: 17439 Days

Day: 16.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,088,745 km

• M1: 123,119 km (0.031 R)
• M2: 465,549 km (0.099 R)
• M3: 577,448 km (0.114 R)
• M4: 794,664 km (0.093 R)
• M5: 979,567 km (0.104 R)
• M6: 1,727,556 km (0.072 R)
• M7: 2,940,346 km (0.032 R)
• M8: 3,143,201 km (0.057 R)
• M9: 3,382,408 km (0.109 R)
• M10: 3,605,159 km (0.11 R)
• M11: 5,297,709 km (0.089 R)
• M12: 6,273,836 km (0.058 R)
• M13: 7,136,267 km (0.085 R)
• M14: 8,472,326 km (0.084 R)
• M15: 8,987,391 km (0.078 R)
• M16: 10,834,925 km (0.085 R)
• M17: 12,005,977 km (0.086 R)
• M18: 16,646,952 km (0.117 R)
• M19: 21,686,007 km (0.063 R)
• M20: 23,735,198 km (0.085 R)
• M21: 26,446,660 km (0.062 R)
• M22: 27,100,402 km (0.118 R)
• M23: 29,357,385 km (0.063 R)
• M24: 33,729,832 km (0.101 R)
• M25: 38,934,940 km (0.038 R)
• M26: 43,737,032 km (0.114 R)
• M27: 47,467,105 km (0.06 R)
• M28: 54,320,034 km (0.09 R)
• M29: 57,707,827 km (0.036 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 12,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit