🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.5

Radius: 10.9

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.11 AU - 1.21 AU

Year: 833 Days

Day: 6.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,320,672 km

• M1: 136,134 km (0.116 R)
• M2: 572,361 km (0.106 R)
• M3: 985,700 km (0.073 R)
• M4: 1,455,288 km (0.093 R)
• M5: 1,953,299 km (0.034 R)
• M6: 2,324,901 km (0.116 R)
• M7: 2,843,556 km (0.11 R)
• M8: 3,438,507 km (0.106 R)
• M9: 3,859,027 km (0.029 R)
• M10: 4,296,900 km (0.108 R)
• M11: 4,804,186 km (0.097 R)
• M12: 5,731,543 km (0.112 R)
• M13: 6,108,679 km (0.099 R)
• M14: 6,682,836 km (0.081 R)
• M15: 7,148,684 km (0.074 R)
• M16: 8,093,544 km (0.091 R)
• M17: 9,091,661 km (0.075 R)
• M18: 9,840,847 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921

Radius: 14.6

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.28 AU - 2.68 AU

Year: 2604 Days

Day: 7.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,320,672 km

• M1: 181,612 km (0.054 R)
• M2: 831,315 km (0.074 R)
• M3: 1,431,203 km (0.103 R)
• M4: 2,118,156 km (0.115 R)
• M5: 3,002,878 km (0.116 R)
• M6: 4,122,768 km (0.103 R)
• M7: 4,620,330 km (0.028 R)
• M8: 5,085,580 km (0.108 R)
• M9: 5,659,437 km (0.06 R)
• M10: 6,360,303 km (0.092 R)
• M11: 7,425,739 km (0.028 R)
• M12: 8,435,974 km (0.088 R)
• M13: 11,467,126 km (0.087 R)
• M14: 13,227,593 km (0.031 R)
• M15: 14,172,603 km (0.114 R)
• M16: 17,669,005 km (0.063 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.1

Radius: 4.2

Gravity: 39.57 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.67 AU - 8.59 AU

Year: 15458 Days

Day: 21.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 160.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,320,672 km

• M1: 52,359 km (0.091 R)
• M2: 187,297 km (0.119 R)
• M3: 368,759 km (0.114 R)
• M4: 657,483 km (0.068 R)
• M5: 1,083,388 km (0.094 R)
• M6: 2,264,164 km (0.083 R)
• M7: 2,935,110 km (0.057 R)
• M8: 3,316,136 km (0.089 R)
• M9: 4,114,689 km (0.103 R)
• M10: 4,269,673 km (0.119 R)
• M11: 5,616,353 km (0.105 R)
• M12: 6,958,096 km (0.097 R)
• M13: 9,809,282 km (0.027 R)
• M14: 12,495,013 km (0.065 R)
• M15: 13,018,904 km (0.073 R)
• M16: 16,164,499 km (0.029 R)
• M17: 19,957,852 km (0.104 R)
• M18: 24,405,097 km (0.065 R)
• M19: 25,637,933 km (0.114 R)
• M20: 26,482,413 km (0.055 R)
• M21: 26,803,899 km (0.096 R)
• M22: 31,822,160 km (0.115 R)
• M23: 32,920,358 km (0.072 R)
• M24: 33,416,424 km (0.099 R)
• M25: 36,896,370 km (0.104 R)
• M26: 39,624,437 km (0.056 R)
• M27: 40,326,948 km (0.078 R)
• M28: 45,478,201 km (0.094 R)
• M29: 46,403,165 km (0.096 R)
• M30: 50,228,383 km (0.094 R)
• M31: 51,548,733 km (0.099 R)
• M32: 51,882,486 km (0.102 R)
• M33: 52,049,886 km (0.079 R)
• M34: 56,175,646 km (0.075 R)
• M35: 61,632,677 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.3

Radius: 3.4

Gravity: 65.86 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.16 AU - 11.76 AU

Year: 20961 Days

Day: 21.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,320,672 km

• M1: 42,486 km (0.065 R)
• M2: 156,479 km (0.107 R)
• M3: 274,961 km (0.03 R)
• M4: 692,489 km (0.057 R)
• M5: 1,018,313 km (0.114 R)
• M6: 1,470,846 km (0.113 R)
• M7: 1,677,890 km (0.077 R)
• M8: 2,755,892 km (0.108 R)
• M9: 3,438,208 km (0.102 R)
• M10: 3,556,989 km (0.041 R)
• M11: 4,826,626 km (0.101 R)
• M12: 5,603,188 km (0.105 R)
• M13: 5,851,521 km (0.047 R)
• M14: 7,060,720 km (0.102 R)
• M15: 7,902,059 km (0.076 R)
• M16: 8,320,334 km (0.068 R)
• M17: 9,781,307 km (0.082 R)
• M18: 13,564,937 km (0.103 R)
• M19: 13,862,187 km (0.073 R)
• M20: 14,316,067 km (0.085 R)
• M21: 16,231,070 km (0.079 R)
• M22: 20,172,824 km (0.093 R)
• M23: 20,951,930 km (0.058 R)
• M24: 28,401,455 km (0.116 R)
• M25: 31,921,493 km (0.112 R)
• M26: 39,660,939 km (0.063 R)
• M27: 47,701,974 km (0.087 R)
• M28: 57,148,032 km (0.118 R)
• M29: 60,487,206 km (0.111 R)
• M30: 63,539,452 km (0.086 R)
• M31: 66,479,199 km (0.103 R)
• M32: 71,503,743 km (0.102 R)
• M33: 74,452,467 km (0.144 R)
• M34: 75,607,961 km (0.107 R)
• M35: 81,077,109 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 11,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit