🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.3

Radius: 9.6

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.68 AU - 1.06 AU

Year: 560 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,603,617 km

• M1: 119,529 km (0.092 R)
• M2: 516,711 km (0.12 R)
• M3: 849,267 km (0.12 R)
• M4: 1,675,197 km (0.103 R)
• M5: 2,217,938 km (0.101 R)
• M6: 5,000,309 km (0.066 R)
• M7: 5,830,427 km (0.099 R)
• M8: 6,850,834 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.3

Radius: 14

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.79 AU - 1.83 AU

Year: 1681 Days

Day: 7.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,603,617 km

• M1: 174,132 km (0.046 R)
• M2: 751,430 km (0.104 R)
• M3: 1,470,697 km (0.069 R)
• M4: 2,133,116 km (0.105 R)
• M5: 2,734,200 km (0.092 R)
• M6: 3,403,651 km (0.084 R)
• M7: 4,164,057 km (0.081 R)
• M8: 4,885,268 km (0.108 R)
• M9: 5,404,821 km (0.029 R)
• M10: 6,046,746 km (0.114 R)
• M11: 6,808,797 km (0.112 R)
• M12: 7,286,613 km (0.09 R)
• M13: 7,993,164 km (0.094 R)
• M14: 8,662,166 km (0.089 R)
• M15: 9,195,482 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.5

Radius: 10.1

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.78 AU - 2.2 AU

Year: 1938 Days

Day: 12.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,603,617 km

• M1: 125,961 km (0.053 R)
• M2: 571,763 km (0.116 R)
• M3: 913,145 km (0.051 R)
• M4: 1,268,141 km (0.113 R)
• M5: 1,757,476 km (0.112 R)
• M6: 2,111,724 km (0.078 R)
• M7: 2,776,237 km (0.103 R)
• M8: 3,118,966 km (0.078 R)
• M9: 3,557,587 km (0.068 R)
• M10: 4,037,048 km (0.11 R)
• M11: 5,017,513 km (0.065 R)
• M12: 5,598,551 km (0.108 R)
• M13: 7,874,234 km (0.03 R)
• M14: 8,473,822 km (0.059 R)
• M15: 9,007,138 km (0.118 R)
• M16: 10,960,587 km (0.11 R)
• M17: 12,134,033 km (0.087 R)
• M18: 12,934,232 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.8

Radius: 12.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.26 AU - 3.25 AU

Year: 3148 Days

Day: 10.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,603,617 km

• M1: 160,369 km (0.05 R)
• M2: 818,600 km (0.081 R)
• M3: 1,917,994 km (0.12 R)
• M4: 2,346,891 km (0.074 R)
• M5: 3,020,231 km (0.064 R)
• M6: 3,550,855 km (0.069 R)
• M7: 5,059,101 km (0.108 R)
• M8: 5,552,624 km (0.11 R)
• M9: 6,437,795 km (0.106 R)
• M10: 9,116,195 km (0.097 R)
• M11: 9,551,824 km (0.064 R)
• M12: 10,464,969 km (0.109 R)
• M13: 12,776,705 km (0.086 R)
• M14: 13,602,336 km (0.028 R)
• M15: 14,906,979 km (0.112 R)
• M16: 17,485,298 km (0.104 R)
• M17: 20,286,518 km (0.025 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.9

Radius: 9.2

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.19 AU - 3.33 AU

Year: 3165 Days

Day: 14.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 175.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,603,617 km

• M1: 114,442 km (0.1 R)
• M2: 628,909 km (0.103 R)
• M3: 1,594,115 km (0.046 R)
• M4: 2,082,552 km (0.053 R)
• M5: 2,668,228 km (0.111 R)
• M6: 4,061,433 km (0.11 R)
• M7: 4,403,264 km (0.109 R)
• M8: 5,443,717 km (0.086 R)
• M9: 6,048,990 km (0.111 R)
• M10: 6,845,599 km (0.103 R)
• M11: 7,742,737 km (0.086 R)
• M12: 8,405,605 km (0.105 R)
• M13: 8,891,948 km (0.083 R)
• M14: 10,073,921 km (0.091 R)
• M15: 11,026,859 km (0.092 R)
• M16: 11,865,954 km (0.086 R)
• M17: 12,522,688 km (0.1 R)
• M18: 12,837,292 km (0.093 R)
• M19: 13,342,484 km (0.101 R)
• M20: 13,718,274 km (0.091 R)
• M21: 16,388,297 km (0.062 R)
• M22: 16,873,742 km (0.092 R)
• M23: 18,272,782 km (0.088 R)
• M24: 19,386,538 km (0.077 R)
• M25: 19,868,841 km (0.085 R)
• M26: 21,173,035 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.6

Radius: 10.8

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.29 AU - 3.57 AU

Year: 3462 Days

Day: 13 Hours

Environment

Temp: -215 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,603,617 km

• M1: 134,339 km (0.111 R)
• M2: 704,606 km (0.066 R)
• M3: 1,371,364 km (0.04 R)
• M4: 2,193,703 km (0.115 R)
• M5: 2,573,532 km (0.104 R)
• M6: 3,903,457 km (0.041 R)
• M7: 5,358,596 km (0.106 R)
• M8: 5,699,230 km (0.095 R)
• M9: 9,991,343 km (0.102 R)
• M10: 12,624,564 km (0.055 R)
• M11: 18,438,536 km (0.116 R)
• M12: 19,958,002 km (0.052 R)
• M13: 21,167,500 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.2

Radius: 12

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.64 AU - 3.7 AU

Year: 4853 Days

Day: 14.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,603,617 km

• M1: 149,299 km (0.111 R)
• M2: 530,025 km (0.079 R)
• M3: 970,142 km (0.055 R)
• M4: 1,429,557 km (0.092 R)
• M5: 2,448,917 km (0.105 R)
• M6: 3,160,405 km (0.093 R)
• M7: 3,821,029 km (0.085 R)
• M8: 4,946,753 km (0.093 R)
• M9: 7,110,387 km (0.094 R)
• M10: 8,010,368 km (0.072 R)
• M11: 8,384,063 km (0.12 R)
• M12: 9,203,411 km (0.12 R)
• M13: 11,635,722 km (0.108 R)
• M14: 12,071,800 km (0.066 R)
• M15: 14,073,270 km (0.055 R)
• M16: 15,542,172 km (0.034 R)
• M17: 16,723,097 km (0.113 R)
• M18: 19,383,994 km (0.116 R)
• M19: 21,329,216 km (0.065 R)
• M20: 21,917,434 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 9.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.52 AU - 4.94 AU

Year: 6005 Days

Day: 14.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,603,617 km

• M1: 116,986 km (0.079 R)
• M2: 423,960 km (0.093 R)
• M3: 733,778 km (0.072 R)
• M4: 1,601,595 km (0.089 R)
• M5: 1,954,197 km (0.098 R)
• M6: 2,255,936 km (0.057 R)
• M7: 2,685,731 km (0.068 R)
• M8: 3,061,072 km (0.055 R)
• M9: 4,565,278 km (0.053 R)
• M10: 7,064,011 km (0.116 R)
• M11: 8,586,619 km (0.1 R)
• M12: 9,913,701 km (0.079 R)
• M13: 10,439,837 km (0.119 R)
• M14: 11,680,751 km (0.066 R)
• M15: 13,846,779 km (0.113 R)
• M16: 15,342,458 km (0.111 R)
• M17: 17,114,595 km (0.085 R)
• M18: 20,214,711 km (0.038 R)
• M19: 22,754,734 km (0.089 R)
• M20: 23,599,214 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.3

Radius: 4.1

Gravity: 14.59 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.14 AU - 5.96 AU

Year: 9025 Days

Day: 17.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,603,617 km

• M1: 52,958 km (0.1 R)
• M2: 336,595 km (0.102 R)
• M3: 1,110,615 km (0.101 R)
• M4: 1,458,878 km (0.076 R)
• M5: 1,632,711 km (0.1 R)
• M6: 1,862,194 km (0.073 R)
• M7: 2,385,637 km (0.066 R)
• M8: 2,885,593 km (0.104 R)
• M9: 4,018,199 km (0.06 R)
• M10: 5,836,262 km (0.115 R)
• M11: 6,372,420 km (0.117 R)
• M12: 6,635,713 km (0.106 R)
• M13: 7,836,684 km (0.096 R)
• M14: 10,613,670 km (0.103 R)
• M15: 11,749,417 km (0.117 R)
• M16: 13,386,765 km (0.102 R)
• M17: 14,371,568 km (0.096 R)
• M18: 16,179,010 km (0.082 R)
• M19: 18,996,536 km (0.111 R)
• M20: 23,187,670 km (0.118 R)
• M21: 24,684,097 km (0.117 R)
• M22: 28,218,048 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.2

Radius: 5.9

Gravity: 20 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.85 AU - 7.11 AU

Year: 12729 Days

Day: 20 Hours

Environment

Temp: -237 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,603,617 km

• M1: 104,569 km (0.1 R)
• M2: 360,980 km (0.068 R)
• M3: 574,755 km (0.058 R)
• M4: 1,125,425 km (0.061 R)
• M5: 1,423,723 km (0.109 R)
• M6: 1,874,162 km (0.089 R)
• M7: 2,799,724 km (0.11 R)
• M8: 3,998,003 km (0.054 R)
• M9: 4,291,514 km (0.093 R)
• M10: 5,156,339 km (0.113 R)
• M11: 6,683,434 km (0.097 R)
• M12: 10,989,460 km (0.1 R)
• M13: 12,406,451 km (0.084 R)
• M14: 15,886,396 km (0.106 R)
• M15: 18,322,897 km (0.059 R)
• M16: 23,542,516 km (0.102 R)
• M17: 25,481,155 km (0.103 R)
• M18: 28,477,600 km (0.118 R)
• M19: 30,788,439 km (0.076 R)
• M20: 40,329,791 km (0.12 R)
• M21: 42,113,596 km (0.101 R)
• M22: 43,806,296 km (0.109 R)
• M23: 46,578,344 km (0.116 R)
• M24: 50,244,240 km (0.077 R)
• M25: 54,262,439 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 17,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit