🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.5

Radius: 9.9

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.34 AU - 2.08 AU

Year: 1491 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,175,179 km

• M1: 123,119 km (0.08 R)
• M2: 458,817 km (0.055 R)
• M3: 811,419 km (0.09 R)
• M4: 1,268,141 km (0.1 R)
• M5: 1,654,104 km (0.082 R)
• M6: 2,037,074 km (0.108 R)
• M7: 2,969,368 km (0.097 R)
• M8: 3,374,629 km (0.071 R)
• M9: 4,316,347 km (0.113 R)
• M10: 4,922,219 km (0.083 R)
• M11: 5,401,830 km (0.079 R)
• M12: 5,769,990 km (0.068 R)
• M13: 8,867,863 km (0.118 R)
• M14: 9,251,132 km (0.115 R)
• M15: 9,678,982 km (0.083 R)
• M16: 13,053,461 km (0.043 R)
• M17: 14,981,329 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.5

Radius: 13.9

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.12 AU - 2.58 AU

Year: 2402 Days

Day: 14.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,175,179 km

• M1: 172,935 km (0.041 R)
• M2: 729,738 km (0.088 R)
• M3: 1,260,362 km (0.102 R)
• M4: 1,698,684 km (0.075 R)
• M5: 2,798,079 km (0.087 R)
• M6: 3,315,687 km (0.091 R)
• M7: 4,006,680 km (0.114 R)
• M8: 6,062,454 km (0.027 R)
• M9: 6,829,741 km (0.113 R)
• M10: 7,982,243 km (0.098 R)
• M11: 11,073,234 km (0.031 R)
• M12: 11,637,667 km (0.113 R)
• M13: 12,181,605 km (0.084 R)
• M14: 14,220,774 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.6

Radius: 8.9

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.99 AU - 3.19 AU

Year: 2780 Days

Day: 14.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,175,179 km

• M1: 110,852 km (0.119 R)
• M2: 558,000 km (0.034 R)
• M3: 955,631 km (0.055 R)
• M4: 1,353,711 km (0.115 R)
• M5: 1,986,361 km (0.068 R)
• M6: 2,611,829 km (0.083 R)
• M7: 2,903,246 km (0.118 R)
• M8: 3,769,118 km (0.082 R)
• M9: 4,316,946 km (0.077 R)
• M10: 5,212,139 km (0.103 R)
• M11: 6,780,075 km (0.085 R)
• M12: 7,240,238 km (0.119 R)
• M13: 7,623,208 km (0.117 R)
• M14: 9,255,321 km (0.032 R)
• M15: 11,618,070 km (0.109 R)
• M16: 12,232,917 km (0.047 R)
• M17: 13,289,826 km (0.077 R)
• M18: 13,767,791 km (0.11 R)
• M19: 14,859,856 km (0.085 R)
• M20: 15,742,483 km (0.102 R)
• M21: 17,441,466 km (0.114 R)
• M22: 17,841,341 km (0.111 R)
• M23: 20,370,742 km (0.055 R)
• M24: 21,199,813 km (0.095 R)
• M25: 22,051,025 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.1

Radius: 10.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.64 AU - 4.18 AU

Year: 4199 Days

Day: 12 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,175,179 km

• M1: 132,394 km (0.055 R)
• M2: 1,275,771 km (0.11 R)
• M3: 2,676,007 km (0.098 R)
• M4: 3,296,838 km (0.078 R)
• M5: 3,633,283 km (0.083 R)
• M6: 5,891,763 km (0.104 R)
• M7: 8,390,496 km (0.083 R)
• M8: 8,990,084 km (0.055 R)
• M9: 10,274,531 km (0.101 R)
• M10: 10,740,978 km (0.113 R)
• M11: 12,831,458 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.5

Radius: 13.1

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.45 AU - 4.49 AU

Year: 5275 Days

Day: 10.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 128.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,175,179 km

• M1: 165,455 km (0.115 R)
• M2: 649,105 km (0.103 R)
• M3: 1,434,494 km (0.08 R)
• M4: 1,877,752 km (0.118 R)
• M5: 2,402,542 km (0.063 R)
• M6: 3,158,759 km (0.078 R)
• M7: 4,084,919 km (0.077 R)
• M8: 6,014,283 km (0.063 R)
• M9: 8,790,520 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 8

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.37 AU - 5.17 AU

Year: 5884 Days

Day: 10.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,175,179 km

• M1: 100,380 km (0.108 R)
• M2: 410,646 km (0.117 R)
• M3: 956,678 km (0.105 R)
• M4: 1,226,553 km (0.109 R)
• M5: 1,535,622 km (0.06 R)
• M6: 1,910,814 km (0.069 R)
• M7: 2,465,223 km (0.064 R)
• M8: 2,752,451 km (0.053 R)
• M9: 3,821,029 km (0.047 R)
• M10: 4,084,022 km (0.056 R)
• M11: 5,172,646 km (0.081 R)
• M12: 5,862,142 km (0.048 R)
• M13: 6,310,936 km (0.067 R)
• M14: 6,679,545 km (0.089 R)
• M15: 8,299,540 km (0.098 R)
• M16: 8,865,768 km (0.047 R)
• M17: 11,737,449 km (0.066 R)
• M18: 11,988,923 km (0.045 R)
• M19: 12,712,528 km (0.042 R)
• M20: 16,709,484 km (0.102 R)
• M21: 17,875,450 km (0.075 R)
• M22: 22,230,393 km (0.108 R)
• M23: 23,400,398 km (0.103 R)
• M24: 24,693,073 km (0.117 R)
• M25: 25,693,434 km (0.099 R)
• M26: 29,131,044 km (0.049 R)
• M27: 31,488,856 km (0.031 R)
• M28: 32,269,607 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 19,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit