🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.4

Radius: 11.9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.58 AU - 1.74 AU

Year: 1426 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,799,933 km

• M1: 148,102 km (0.117 R)
• M2: 522,246 km (0.085 R)
• M3: 933,790 km (0.089 R)
• M4: 1,321,099 km (0.06 R)
• M5: 1,922,333 km (0.071 R)
• M6: 2,531,944 km (0.118 R)
• M7: 3,007,516 km (0.099 R)
• M8: 3,527,518 km (0.079 R)
• M9: 4,107,060 km (0.05 R)
• M10: 4,658,777 km (0.104 R)
• M11: 5,047,283 km (0.071 R)
• M12: 5,764,156 km (0.083 R)
• M13: 6,169,267 km (0.065 R)
• M14: 6,801,018 km (0.116 R)
• M15: 7,854,786 km (0.109 R)
• M16: 9,828,730 km (0.12 R)
• M17: 10,628,181 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.7

Radius: 12.8

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.72 AU - 1.96 AU

Year: 1664 Days

Day: 14.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,799,933 km

• M1: 159,172 km (0.111 R)
• M2: 641,476 km (0.091 R)
• M3: 1,252,284 km (0.113 R)
• M4: 2,018,075 km (0.076 R)
• M5: 3,296,090 km (0.026 R)
• M6: 3,890,293 km (0.12 R)
• M7: 4,858,041 km (0.114 R)
• M8: 6,074,571 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.9

Radius: 14.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.06 AU - 2.7 AU

Year: 2448 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,799,933 km

• M1: 181,612 km (0.09 R)
• M2: 649,255 km (0.032 R)
• M3: 1,212,491 km (0.095 R)
• M4: 1,898,247 km (0.089 R)
• M5: 2,665,385 km (0.114 R)
• M6: 3,147,988 km (0.117 R)
• M7: 3,903,308 km (0.107 R)
• M8: 4,421,365 km (0.12 R)
• M9: 5,273,175 km (0.09 R)
• M10: 6,015,330 km (0.099 R)
• M11: 7,182,643 km (0.098 R)
• M12: 8,361,474 km (0.11 R)
• M13: 9,964,714 km (0.078 R)
• M14: 12,106,208 km (0.11 R)
• M15: 14,735,540 km (0.096 R)
• M16: 15,334,380 km (0.056 R)
• M17: 15,897,317 km (0.108 R)
• M18: 16,580,530 km (0.099 R)
• M19: 17,949,501 km (0.111 R)
• M20: 18,864,441 km (0.104 R)
• M21: 19,930,625 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 10.3

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.12 AU - 6 AU

Year: 7590 Days

Day: 14.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,799,933 km

• M1: 128,205 km (0.06 R)
• M2: 708,346 km (0.083 R)
• M3: 1,090,120 km (0.035 R)
• M4: 2,322,956 km (0.116 R)
• M5: 2,999,886 km (0.119 R)
• M6: 3,436,861 km (0.096 R)
• M7: 4,590,261 km (0.09 R)
• M8: 5,396,444 km (0.102 R)
• M9: 7,082,113 km (0.105 R)
• M10: 7,429,180 km (0.117 R)
• M11: 9,379,786 km (0.107 R)
• M12: 10,230,699 km (0.079 R)
• M13: 11,650,084 km (0.069 R)
• M14: 12,432,032 km (0.108 R)
• M15: 13,884,328 km (0.057 R)
• M16: 15,562,367 km (0.094 R)
• M17: 22,501,465 km (0.026 R)
• M18: 30,432,396 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.8

Radius: 10.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.82 AU - 6.42 AU

Year: 8885 Days

Day: 5.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,799,933 km

• M1: 135,536 km (0.112 R)
• M2: 506,239 km (0.102 R)
• M3: 922,121 km (0.106 R)
• M4: 1,426,416 km (0.091 R)
• M5: 2,019,721 km (0.077 R)
• M6: 2,790,150 km (0.069 R)
• M7: 3,202,292 km (0.108 R)
• M8: 3,746,230 km (0.082 R)
• M9: 4,376,336 km (0.101 R)
• M10: 7,151,825 km (0.113 R)
• M11: 7,814,993 km (0.114 R)
• M12: 8,680,566 km (0.052 R)
• M13: 10,932,164 km (0.07 R)
• M14: 12,477,061 km (0.054 R)
• M15: 13,438,377 km (0.101 R)
• M16: 14,621,397 km (0.119 R)
• M17: 16,809,116 km (0.103 R)
• M18: 18,587,087 km (0.106 R)
• M19: 20,054,043 km (0.057 R)
• M20: 20,852,746 km (0.083 R)
• M21: 25,083,673 km (0.111 R)
• M22: 31,087,634 km (0.115 R)
• M23: 34,266,739 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.8

Radius: 4

Gravity: 30.18 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.78 AU - 9.84 AU

Year: 17438 Days

Day: 22.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,799,933 km

• M1: 77,940 km (0.096 R)
• M2: 415,882 km (0.053 R)
• M3: 574,007 km (0.091 R)
• M4: 810,970 km (0.101 R)
• M5: 1,147,565 km (0.108 R)
• M6: 2,289,147 km (0.047 R)
• M7: 2,835,777 km (0.049 R)
• M8: 3,332,293 km (0.093 R)
• M9: 4,274,610 km (0.067 R)
• M10: 10,211,700 km (0.11 R)
• M11: 10,379,549 km (0.041 R)
• M12: 13,188,698 km (0.048 R)
• M13: 17,641,778 km (0.108 R)
• M14: 26,625,130 km (0.116 R)
• M15: 27,695,054 km (0.047 R)
• M16: 28,130,982 km (0.113 R)
• M17: 30,843,191 km (0.034 R)
• M18: 34,976,281 km (0.055 R)
• M19: 36,780,132 km (0.087 R)
• M20: 45,972,024 km (0.108 R)
• M21: 50,848,915 km (0.094 R)
• M22: 55,713,089 km (0.081 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 10,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit