🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.9

Radius: 9.2

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.55 AU - 0.87 AU

Year: 406 Days

Day: 13.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,900,337 km

• M1: 114,442 km (0.103 R)
• M2: 508,483 km (0.1 R)
• M3: 878,439 km (0.068 R)
• M4: 1,181,973 km (0.11 R)
• M5: 1,672,055 km (0.054 R)
• M6: 2,010,895 km (0.114 R)
• M7: 2,405,235 km (0.066 R)
• M8: 3,105,053 km (0.081 R)
• M9: 3,558,933 km (0.048 R)
• M10: 5,239,665 km (0.103 R)
• M11: 5,658,240 km (0.105 R)
• M12: 5,955,491 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.3

Radius: 12.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.27 AU - 1.51 AU

Year: 1112 Days

Day: 12.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,900,337 km

• M1: 155,432 km (0.061 R)
• M2: 559,047 km (0.1 R)
• M3: 948,451 km (0.042 R)
• M4: 1,416,841 km (0.063 R)
• M5: 1,827,188 km (0.119 R)
• M6: 2,355,867 km (0.076 R)
• M7: 3,133,627 km (0.107 R)
• M8: 3,634,480 km (0.113 R)
• M9: 4,419,719 km (0.111 R)
• M10: 4,972,035 km (0.052 R)
• M11: 6,013,086 km (0.052 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.1

Radius: 6.5

Gravity: 19.22 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.79 AU - 6.61 AU

Year: 9230 Days

Day: 20.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,900,337 km

• M1: 81,232 km (0.101 R)
• M2: 304,432 km (0.111 R)
• M3: 627,713 km (0.076 R)
• M4: 858,393 km (0.093 R)
• M5: 1,146,069 km (0.108 R)
• M6: 1,567,187 km (0.101 R)
• M7: 2,157,052 km (0.104 R)
• M8: 2,493,049 km (0.08 R)
• M9: 3,637,921 km (0.038 R)
• M10: 3,924,850 km (0.11 R)
• M11: 5,291,576 km (0.117 R)
• M12: 6,487,162 km (0.065 R)
• M13: 7,269,110 km (0.061 R)
• M14: 8,925,458 km (0.04 R)
• M15: 9,351,812 km (0.094 R)
• M16: 10,924,983 km (0.096 R)
• M17: 11,248,713 km (0.09 R)
• M18: 12,200,604 km (0.101 R)
• M19: 12,844,623 km (0.084 R)
• M20: 16,478,355 km (0.092 R)
• M21: 17,704,010 km (0.055 R)
• M22: 24,023,024 km (0.11 R)
• M23: 29,774,464 km (0.073 R)
• M24: 30,406,216 km (0.085 R)
• M25: 31,696,498 km (0.087 R)
• M26: 32,244,774 km (0.032 R)
• M27: 41,374,732 km (0.082 R)
• M28: 42,558,350 km (0.067 R)
• M29: 45,963,946 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.5

Radius: 4.5

Gravity: 35.58 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.49 AU - 7.45 AU

Year: 9894 Days

Day: 21.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,900,337 km

• M1: 57,595 km (0.09 R)
• M2: 261,497 km (0.05 R)
• M3: 606,619 km (0.112 R)
• M4: 1,018,163 km (0.116 R)
• M5: 1,538,465 km (0.086 R)
• M6: 1,685,070 km (0.116 R)
• M7: 2,218,836 km (0.07 R)
• M8: 2,484,970 km (0.095 R)
• M9: 2,625,891 km (0.049 R)
• M10: 5,571,324 km (0.104 R)
• M11: 5,743,661 km (0.1 R)
• M12: 6,135,308 km (0.075 R)
• M13: 7,091,687 km (0.093 R)
• M14: 9,294,815 km (0.119 R)
• M15: 9,439,925 km (0.107 R)
• M16: 11,915,620 km (0.12 R)
• M17: 12,788,673 km (0.089 R)
• M18: 14,792,387 km (0.115 R)
• M19: 17,286,034 km (0.113 R)
• M20: 17,432,191 km (0.116 R)
• M21: 18,555,372 km (0.085 R)
• M22: 22,646,874 km (0.115 R)
• M23: 23,174,954 km (0.092 R)
• M24: 26,226,900 km (0.093 R)
• M25: 26,614,209 km (0.098 R)
• M26: 27,005,258 km (0.067 R)
• M27: 33,113,788 km (0.039 R)
• M28: 37,824,176 km (0.096 R)
• M29: 39,572,826 km (0.103 R)
• M30: 47,106,874 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.9

Radius: 7.6

Gravity: 17 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.23 AU - 7.43 AU

Year: 10802 Days

Day: 24.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,900,337 km

• M1: 97,388 km (0.107 R)
• M2: 354,397 km (0.088 R)
• M3: 598,391 km (0.099 R)
• M4: 971,489 km (0.104 R)
• M5: 1,288,786 km (0.101 R)
• M6: 1,990,998 km (0.119 R)
• M7: 2,447,421 km (0.065 R)
• M8: 3,114,029 km (0.113 R)
• M9: 4,579,340 km (0.085 R)
• M10: 5,374,902 km (0.077 R)
• M11: 5,695,939 km (0.078 R)
• M12: 6,376,460 km (0.098 R)
• M13: 6,736,392 km (0.116 R)
• M14: 7,629,491 km (0.115 R)
• M15: 8,841,533 km (0.049 R)
• M16: 10,339,606 km (0.1 R)
• M17: 12,363,815 km (0.086 R)
• M18: 13,566,732 km (0.052 R)
• M19: 14,845,793 km (0.077 R)
• M20: 15,407,683 km (0.111 R)
• M21: 16,723,696 km (0.119 R)
• M22: 18,113,161 km (0.048 R)
• M23: 19,081,059 km (0.085 R)
• M24: 22,740,971 km (0.1 R)
• M25: 25,724,850 km (0.081 R)
• M26: 26,433,046 km (0.108 R)
• M27: 33,641,569 km (0.087 R)
• M28: 36,350,338 km (0.055 R)
• M29: 40,409,227 km (0.102 R)
• M30: 40,680,897 km (0.088 R)
• M31: 42,197,670 km (0.113 R)
• M32: 46,376,238 km (0.109 R)
• M33: 54,213,969 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.3

Radius: 3

Gravity: 17.03 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.16 AU - 12.46 AU

Year: 22453 Days

Day: 19.6 Hours

Environment

Temp: -245 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,900,337 km

• M1: 37,250 km (0.094 R)
• M2: 141,819 km (0.115 R)
• M3: 412,741 km (0.071 R)
• M4: 590,313 km (0.059 R)
• M5: 873,801 km (0.099 R)
• M6: 1,780,813 km (0.056 R)
• M7: 2,268,053 km (0.059 R)
• M8: 2,624,994 km (0.03 R)
• M9: 4,170,041 km (0.115 R)
• M10: 4,284,782 km (0.115 R)
• M11: 5,050,723 km (0.107 R)
• M12: 5,181,322 km (0.094 R)
• M13: 5,347,525 km (0.078 R)
• M14: 7,801,978 km (0.083 R)
• M15: 8,020,540 km (0.087 R)
• M16: 9,030,775 km (0.105 R)
• M17: 9,320,247 km (0.117 R)
• M18: 9,968,903 km (0.053 R)
• M19: 11,806,414 km (0.047 R)
• M20: 13,857,700 km (0.046 R)
• M21: 15,715,855 km (0.087 R)
• M22: 18,493,887 km (0.068 R)
• M23: 22,360,843 km (0.094 R)
• M24: 22,979,280 km (0.116 R)
• M25: 24,435,466 km (0.038 R)
• M26: 25,663,066 km (0.082 R)
• M27: 25,855,449 km (0.098 R)
• M28: 28,548,360 km (0.109 R)
• M29: 29,066,717 km (0.07 R)
• M30: 30,659,485 km (0.116 R)
• M31: 31,422,285 km (0.086 R)
• M32: 36,145,688 km (0.111 R)
• M33: 36,387,438 km (0.083 R)
• M34: 44,152,914 km (0.116 R)
• M35: 45,827,961 km (0.078 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 16,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit