🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 8.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.23 AU - 3.09 AU

Year: 2942 Days

Day: 12.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 94.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,257,185 km

• M1: 103,223 km (0.052 R)
• M2: 442,511 km (0.034 R)
• M3: 757,264 km (0.11 R)
• M4: 1,182,721 km (0.118 R)
• M5: 1,677,441 km (0.084 R)
• M6: 1,961,677 km (0.097 R)
• M7: 2,847,296 km (0.027 R)
• M8: 3,828,509 km (0.096 R)
• M9: 4,246,934 km (0.09 R)
• M10: 4,674,634 km (0.106 R)
• M11: 4,975,476 km (0.099 R)
• M12: 6,081,453 km (0.116 R)
• M13: 6,414,457 km (0.088 R)
• M14: 6,840,961 km (0.082 R)
• M15: 8,484,593 km (0.082 R)
• M16: 9,130,706 km (0.102 R)
• M17: 10,054,323 km (0.077 R)
• M18: 10,557,271 km (0.091 R)
• M19: 12,779,398 km (0.098 R)
• M20: 13,199,170 km (0.116 R)
• M21: 15,390,031 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268

Radius: 13.2

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.53 AU - 4.43 AU

Year: 5385 Days

Day: 11.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,257,185 km

• M1: 164,258 km (0.073 R)
• M2: 632,949 km (0.074 R)
• M3: 1,110,315 km (0.071 R)
• M4: 1,649,915 km (0.084 R)
• M5: 2,194,601 km (0.109 R)
• M6: 3,752,214 km (0.109 R)
• M7: 4,920,424 km (0.064 R)
• M8: 5,789,438 km (0.037 R)
• M9: 6,788,452 km (0.094 R)
• M10: 8,203,648 km (0.117 R)
• M11: 8,764,341 km (0.101 R)
• M12: 9,691,698 km (0.082 R)
• M13: 13,196,627 km (0.082 R)
• M14: 14,364,388 km (0.112 R)
• M15: 15,180,594 km (0.115 R)
• M16: 17,017,356 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.8

Radius: 10.7

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.23 AU - 6.97 AU

Year: 8988 Days

Day: 6.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,257,185 km

• M1: 133,591 km (0.098 R)
• M2: 663,915 km (0.072 R)
• M3: 1,056,011 km (0.082 R)
• M4: 1,430,604 km (0.106 R)
• M5: 1,865,934 km (0.113 R)
• M6: 2,371,874 km (0.093 R)
• M7: 4,121,571 km (0.078 R)
• M8: 6,640,201 km (0.103 R)
• M9: 9,102,282 km (0.045 R)
• M10: 10,182,977 km (0.111 R)
• M11: 10,705,972 km (0.082 R)
• M12: 12,065,966 km (0.085 R)
• M13: 13,880,438 km (0.054 R)
• M14: 14,642,939 km (0.117 R)
• M15: 15,248,361 km (0.11 R)
• M16: 17,702,066 km (0.117 R)
• M17: 19,380,853 km (0.113 R)
• M18: 20,407,842 km (0.039 R)
• M19: 22,173,247 km (0.098 R)
• M20: 24,457,157 km (0.075 R)
• M21: 25,830,316 km (0.117 R)
• M22: 29,296,948 km (0.114 R)
• M23: 31,141,490 km (0.115 R)
• M24: 32,142,748 km (0.082 R)
• M25: 32,753,706 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.6

Radius: 5.6

Gravity: 29.93 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.62 AU - 7.52 AU

Year: 12750 Days

Day: 24.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,257,185 km

• M1: 69,713 km (0.099 R)
• M2: 345,421 km (0.102 R)
• M3: 616,343 km (0.112 R)
• M4: 840,441 km (0.032 R)
• M5: 1,259,913 km (0.101 R)
• M6: 1,878,949 km (0.081 R)
• M7: 4,192,929 km (0.106 R)
• M8: 4,474,622 km (0.094 R)
• M9: 4,937,927 km (0.096 R)
• M10: 5,654,500 km (0.054 R)
• M11: 5,921,084 km (0.114 R)
• M12: 8,462,303 km (0.088 R)
• M13: 9,015,067 km (0.08 R)
• M14: 12,144,355 km (0.109 R)
• M15: 14,193,248 km (0.063 R)
• M16: 14,685,873 km (0.045 R)
• M17: 14,900,546 km (0.053 R)
• M18: 15,929,630 km (0.103 R)
• M19: 17,084,077 km (0.038 R)
• M20: 23,506,463 km (0.089 R)
• M21: 24,195,810 km (0.086 R)
• M22: 24,495,305 km (0.099 R)
• M23: 25,101,625 km (0.117 R)
• M24: 30,666,217 km (0.039 R)
• M25: 31,252,342 km (0.112 R)
• M26: 36,473,906 km (0.106 R)
• M27: 43,855,364 km (0.119 R)
• M28: 44,449,716 km (0.08 R)
• M29: 45,351,342 km (0.112 R)
• M30: 48,761,576 km (0.077 R)
• M31: 52,672,513 km (0.083 R)
• M32: 54,704,201 km (0.113 R)
• M33: 56,611,873 km (0.116 R)
• M34: 59,828,527 km (0.088 R)
• M35: 60,559,462 km (0.043 R)
• M36: 61,667,085 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.6

Radius: 6.7

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 9 AU - 10.46 AU

Year: 20585 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,257,185 km

• M1: 83,476 km (0.087 R)
• M2: 679,324 km (0.048 R)
• M3: 947,104 km (0.082 R)
• M4: 1,684,622 km (0.103 R)
• M5: 1,969,755 km (0.108 R)
• M6: 2,569,194 km (0.111 R)
• M7: 3,530,659 km (0.104 R)
• M8: 4,850,861 km (0.082 R)
• M9: 5,468,849 km (0.055 R)
• M10: 5,699,080 km (0.076 R)
• M11: 6,056,619 km (0.085 R)
• M12: 7,128,488 km (0.119 R)
• M13: 8,221,600 km (0.094 R)
• M14: 8,834,203 km (0.117 R)
• M15: 10,498,779 km (0.119 R)
• M16: 11,972,916 km (0.104 R)
• M17: 12,961,309 km (0.108 R)
• M18: 13,649,908 km (0.12 R)
• M19: 16,095,385 km (0.091 R)
• M20: 17,215,873 km (0.053 R)
• M21: 19,700,544 km (0.079 R)
• M22: 20,242,985 km (0.111 R)
• M23: 27,326,295 km (0.105 R)
• M24: 33,545,228 km (0.056 R)
• M25: 34,709,399 km (0.093 R)
• M26: 36,573,538 km (0.093 R)
• M27: 37,668,145 km (0.116 R)
• M28: 42,415,035 km (0.061 R)
• M29: 44,698,497 km (0.059 R)
• M30: 46,107,410 km (0.075 R)
• M31: 53,948,134 km (0.076 R)
• M32: 54,476,813 km (0.095 R)
• M33: 62,632,440 km (0.08 R)
• M34: 63,607,818 km (0.044 R)
• M35: 64,395,301 km (0.083 R)
• M36: 66,796,646 km (0.078 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: 383 - 14,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit