🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.6

Radius: 14.4

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.33 AU - 1.61 AU

Year: 1133 Days

Day: 11.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,630,262 km

• M1: 182,360 km (0.119 R)
• M2: 636,988 km (0.097 R)
• M3: 1,414,597 km (0.111 R)
• M4: 3,051,348 km (0.113 R)
• M5: 3,711,822 km (0.117 R)
• M6: 4,651,895 km (0.09 R)
• M7: 6,078,012 km (0.112 R)
• M8: 7,104,253 km (0.08 R)
• M9: 8,298,792 km (0.113 R)
• M10: 9,018,208 km (0.09 R)
• M11: 10,681,438 km (0.075 R)
• M12: 11,533,397 km (0.101 R)
• M13: 12,283,780 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996

Radius: 11.1

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.05 AU - 2.71 AU

Year: 2335 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,630,262 km

• M1: 138,079 km (0.067 R)
• M2: 554,111 km (0.107 R)
• M3: 956,080 km (0.107 R)
• M4: 1,427,313 km (0.086 R)
• M5: 1,915,900 km (0.103 R)
• M6: 2,573,532 km (0.081 R)
• M7: 2,980,438 km (0.11 R)
• M8: 4,190,386 km (0.095 R)
• M9: 5,728,402 km (0.111 R)
• M10: 6,399,498 km (0.076 R)
• M11: 6,914,713 km (0.109 R)
• M12: 9,150,752 km (0.025 R)
• M13: 10,726,915 km (0.064 R)
• M14: 11,413,719 km (0.084 R)
• M15: 15,145,887 km (0.059 R)
• M16: 17,232,478 km (0.071 R)
• M17: 18,174,645 km (0.119 R)
• M18: 20,283,227 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.8

Radius: 10.2

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.18 AU - 2.64 AU

Year: 2379 Days

Day: 8 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,630,262 km

• M1: 128,804 km (0.065 R)
• M2: 995,574 km (0.069 R)
• M3: 1,606,831 km (0.12 R)
• M4: 2,271,195 km (0.08 R)
• M5: 3,229,818 km (0.034 R)
• M6: 3,647,346 km (0.071 R)
• M7: 4,100,926 km (0.117 R)
• M8: 5,193,589 km (0.103 R)
• M9: 7,197,004 km (0.054 R)
• M10: 9,595,507 km (0.103 R)
• M11: 11,015,639 km (0.082 R)
• M12: 12,222,894 km (0.099 R)
• M13: 13,888,517 km (0.077 R)
• M14: 19,373,971 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.7

Radius: 10.2

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.96 AU - 3.12 AU

Year: 2574 Days

Day: 5.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,630,262 km

• M1: 126,859 km (0.052 R)
• M2: 447,447 km (0.116 R)
• M3: 841,488 km (0.067 R)
• M4: 1,874,013 km (0.057 R)
• M5: 2,722,083 km (0.091 R)
• M6: 3,566,563 km (0.114 R)
• M7: 4,641,723 km (0.074 R)
• M8: 5,301,898 km (0.085 R)
• M9: 5,894,754 km (0.117 R)
• M10: 7,723,738 km (0.088 R)
• M11: 8,453,177 km (0.069 R)
• M12: 9,297,657 km (0.11 R)
• M13: 10,049,536 km (0.119 R)
• M14: 11,193,511 km (0.063 R)
• M15: 11,674,618 km (0.085 R)
• M16: 13,378,538 km (0.115 R)
• M17: 15,984,084 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.2

Radius: 11.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.5 AU - 3.98 AU

Year: 3708 Days

Day: 14.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 107.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,630,262 km

• M1: 146,756 km (0.084 R)
• M2: 578,046 km (0.112 R)
• M3: 1,114,355 km (0.092 R)
• M4: 1,555,369 km (0.11 R)
• M5: 2,165,579 km (0.05 R)
• M6: 2,946,779 km (0.108 R)
• M7: 3,448,979 km (0.112 R)
• M8: 4,151,640 km (0.065 R)
• M9: 4,582,033 km (0.059 R)
• M10: 5,210,195 km (0.097 R)
• M11: 5,609,172 km (0.089 R)
• M12: 7,321,769 km (0.102 R)
• M13: 7,759,642 km (0.112 R)
• M14: 11,168,827 km (0.12 R)
• M15: 11,540,429 km (0.037 R)
• M16: 12,527,475 km (0.051 R)
• M17: 13,570,023 km (0.086 R)
• M18: 14,136,550 km (0.1 R)
• M19: 14,965,921 km (0.114 R)
• M20: 15,367,292 km (0.068 R)
• M21: 16,883,017 km (0.071 R)
• M22: 20,027,864 km (0.079 R)
• M23: 20,515,702 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 15

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.54 AU - 6.72 AU

Year: 8494 Days

Day: 9.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,630,262 km

• M1: 186,549 km (0.095 R)
• M2: 1,055,712 km (0.092 R)
• M3: 2,096,315 km (0.081 R)
• M4: 3,140,508 km (0.108 R)
• M5: 3,793,204 km (0.094 R)
• M6: 4,379,627 km (0.101 R)
• M7: 4,970,240 km (0.087 R)
• M8: 5,736,630 km (0.075 R)
• M9: 6,345,642 km (0.094 R)
• M10: 6,997,590 km (0.077 R)
• M11: 8,436,572 km (0.054 R)
• M12: 10,019,617 km (0.053 R)
• M13: 12,151,237 km (0.065 R)
• M14: 12,835,348 km (0.1 R)
• M15: 16,905,607 km (0.098 R)
• M16: 20,418,613 km (0.09 R)
• M17: 21,462,208 km (0.102 R)
• M18: 23,094,171 km (0.093 R)
• M19: 23,818,375 km (0.1 R)
• M20: 28,394,573 km (0.066 R)
• M21: 30,647,667 km (0.107 R)
• M22: 33,322,327 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.9

Radius: 5.9

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.72 AU - 8.66 AU

Year: 12258 Days

Day: 15.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,630,262 km

• M1: 75,248 km (0.104 R)
• M2: 322,533 km (0.114 R)
• M3: 536,907 km (0.114 R)
• M4: 857,495 km (0.048 R)
• M5: 1,056,909 km (0.107 R)
• M6: 2,189,215 km (0.085 R)
• M7: 2,373,071 km (0.089 R)
• M8: 2,587,295 km (0.099 R)
• M9: 3,100,117 km (0.104 R)
• M10: 4,129,500 km (0.075 R)
• M11: 5,603,338 km (0.094 R)
• M12: 6,273,387 km (0.115 R)
• M13: 6,608,785 km (0.079 R)
• M14: 7,561,873 km (0.115 R)
• M15: 8,290,116 km (0.062 R)
• M16: 8,785,733 km (0.054 R)
• M17: 9,017,460 km (0.064 R)
• M18: 11,127,987 km (0.109 R)
• M19: 12,646,106 km (0.036 R)
• M20: 13,669,954 km (0.066 R)
• M21: 14,489,302 km (0.096 R)
• M22: 15,274,391 km (0.059 R)
• M23: 16,715,617 km (0.055 R)
• M24: 18,471,298 km (0.115 R)
• M25: 21,748,538 km (0.059 R)
• M26: 22,516,424 km (0.047 R)
• M27: 23,568,397 km (0.069 R)
• M28: 24,106,350 km (0.033 R)
• M29: 25,206,942 km (0.099 R)
• M30: 27,115,063 km (0.09 R)
• M31: 29,736,766 km (0.078 R)
• M32: 34,206,451 km (0.097 R)
• M33: 37,747,133 km (0.113 R)
• M34: 42,837,350 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.5

Radius: 3.8

Gravity: 31.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.42 AU - 9.54 AU

Year: 17110 Days

Day: 18.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,630,262 km

• M1: 47,273 km (0.097 R)
• M2: 187,446 km (0.072 R)
• M3: 538,403 km (0.105 R)
• M4: 3,581,672 km (0.093 R)
• M5: 3,918,118 km (0.099 R)
• M6: 4,153,734 km (0.046 R)
• M7: 5,884,731 km (0.089 R)
• M8: 6,844,701 km (0.095 R)
• M9: 8,376,882 km (0.103 R)
• M10: 10,567,145 km (0.071 R)
• M11: 20,836,590 km (0.071 R)
• M12: 21,103,472 km (0.047 R)
• M13: 25,894,195 km (0.099 R)
• M14: 28,431,375 km (0.066 R)
• M15: 29,535,706 km (0.11 R)
• M16: 41,347,505 km (0.09 R)
• M17: 55,442,467 km (0.086 R)
• M18: 56,642,840 km (0.073 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 17,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit