🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.6

Radius: 10

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.21 AU - 3.61 AU

Year: 3310 Days

Day: 10.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,086,879 km

• M1: 124,615 km (0.105 R)
• M2: 459,714 km (0.12 R)
• M3: 927,507 km (0.038 R)
• M4: 1,337,555 km (0.074 R)
• M5: 1,663,528 km (0.096 R)
• M6: 2,230,355 km (0.119 R)
• M7: 2,995,099 km (0.036 R)
• M8: 3,854,688 km (0.049 R)
• M9: 4,256,658 km (0.11 R)
• M10: 4,891,252 km (0.101 R)
• M11: 5,430,104 km (0.104 R)
• M12: 6,324,400 km (0.091 R)
• M13: 7,396,268 km (0.118 R)
• M14: 8,106,858 km (0.112 R)
• M15: 9,177,381 km (0.088 R)
• M16: 9,664,022 km (0.068 R)
• M17: 10,270,642 km (0.106 R)
• M18: 13,115,395 km (0.082 R)
• M19: 13,691,496 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.9

Radius: 11.3

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.87 AU - 3.01 AU

Year: 3362 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,086,879 km

• M1: 142,268 km (0.081 R)
• M2: 501,452 km (0.088 R)
• M3: 903,422 km (0.073 R)
• M4: 1,328,579 km (0.048 R)
• M5: 1,811,780 km (0.12 R)
• M6: 2,245,763 km (0.107 R)
• M7: 2,749,010 km (0.107 R)
• M8: 3,424,146 km (0.082 R)
• M9: 4,652,943 km (0.04 R)
• M10: 6,333,824 km (0.076 R)
• M11: 7,716,109 km (0.118 R)
• M12: 9,020,452 km (0.096 R)
• M13: 9,725,358 km (0.101 R)
• M14: 10,981,381 km (0.074 R)
• M15: 16,576,192 km (0.111 R)
• M16: 17,099,485 km (0.098 R)
• M17: 18,179,133 km (0.079 R)
• M18: 21,621,979 km (0.09 R)
• M19: 22,599,302 km (0.115 R)
• M20: 23,972,460 km (0.097 R)
• M21: 24,642,060 km (0.114 R)
• M22: 25,631,052 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697

Radius: 13.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3 AU - 3.32 AU

Year: 3746 Days

Day: 14.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,086,879 km

• M1: 176,974 km (0.104 R)
• M2: 646,412 km (0.068 R)
• M3: 3,396,171 km (0.063 R)
• M4: 4,222,549 km (0.054 R)
• M5: 6,573,480 km (0.092 R)
• M6: 9,459,223 km (0.071 R)
• M7: 12,863,622 km (0.12 R)
• M8: 18,069,478 km (0.117 R)
• M9: 18,983,521 km (0.084 R)
• M10: 23,020,719 km (0.097 R)
• M11: 23,805,210 km (0.118 R)
• M12: 24,903,707 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.9

Radius: 10.6

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.18 AU - 6.32 AU

Year: 8022 Days

Day: 10.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 151.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,086,879 km

• M1: 132,394 km (0.099 R)
• M2: 675,135 km (0.081 R)
• M3: 1,022,202 km (0.075 R)
• M4: 1,753,137 km (0.085 R)
• M5: 2,180,239 km (0.11 R)
• M6: 2,554,384 km (0.098 R)
• M7: 3,540,533 km (0.061 R)
• M8: 4,789,974 km (0.074 R)
• M9: 6,280,567 km (0.087 R)
• M10: 8,640,923 km (0.101 R)
• M11: 9,801,652 km (0.1 R)
• M12: 12,379,822 km (0.093 R)
• M13: 14,182,477 km (0.1 R)
• M14: 16,093,290 km (0.1 R)
• M15: 17,016,309 km (0.063 R)
• M16: 20,137,519 km (0.041 R)
• M17: 22,018,563 km (0.057 R)
• M18: 23,155,656 km (0.116 R)
• M19: 24,974,617 km (0.1 R)
• M20: 26,211,043 km (0.115 R)
• M21: 28,450,224 km (0.048 R)
• M22: 29,074,197 km (0.092 R)
• M23: 29,434,727 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.3

Radius: 4.3

Gravity: 28.68 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.07 AU - 11.85 AU

Year: 20961 Days

Day: 16.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 145.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,086,879 km

• M1: 53,406 km (0.11 R)
• M2: 194,178 km (0.056 R)
• M3: 343,028 km (0.043 R)
• M4: 487,689 km (0.077 R)
• M5: 759,359 km (0.078 R)
• M6: 1,165,517 km (0.098 R)
• M7: 3,063,166 km (0.033 R)
• M8: 3,330,946 km (0.078 R)
• M9: 4,164,206 km (0.099 R)
• M10: 4,392,493 km (0.088 R)
• M11: 7,532,253 km (0.079 R)
• M12: 8,119,724 km (0.115 R)
• M13: 8,949,992 km (0.087 R)
• M14: 10,777,629 km (0.072 R)
• M15: 10,960,737 km (0.11 R)
• M16: 15,925,890 km (0.101 R)
• M17: 19,653,570 km (0.107 R)
• M18: 19,927,035 km (0.096 R)
• M19: 25,186,896 km (0.074 R)
• M20: 30,931,454 km (0.07 R)
• M21: 32,683,544 km (0.063 R)
• M22: 39,048,335 km (0.045 R)
• M23: 39,191,949 km (0.087 R)
• M24: 39,915,853 km (0.119 R)
• M25: 45,551,804 km (0.036 R)
• M26: 52,916,656 km (0.087 R)
• M27: 71,655,585 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 15,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit