🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.2

Radius: 9.1

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.84 AU - 0.86 AU

Year: 541 Days

Day: 5.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 77.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,246,029 km

• M1: 113,246 km (0.053 R)
• M2: 414,984 km (0.068 R)
• M3: 990,188 km (0.077 R)
• M4: 1,382,434 km (0.033 R)
• M5: 1,776,026 km (0.083 R)
• M6: 2,302,461 km (0.043 R)
• M7: 3,085,157 km (0.116 R)
• M8: 3,805,620 km (0.048 R)
• M9: 4,228,384 km (0.117 R)
• M10: 4,650,100 km (0.111 R)
• M11: 5,541,404 km (0.113 R)
• M12: 6,241,971 km (0.119 R)
• M13: 6,624,044 km (0.096 R)
• M14: 6,915,610 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.2

Radius: 10.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.01 AU - 1.43 AU

Year: 930 Days

Day: 5.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,246,029 km

• M1: 133,142 km (0.081 R)
• M2: 467,045 km (0.037 R)
• M3: 989,291 km (0.118 R)
• M4: 1,453,044 km (0.079 R)
• M5: 2,117,259 km (0.111 R)
• M6: 2,497,985 km (0.042 R)
• M7: 2,961,140 km (0.104 R)
• M8: 3,910,788 km (0.084 R)
• M9: 4,327,268 km (0.112 R)
• M10: 5,195,384 km (0.105 R)
• M11: 5,974,490 km (0.113 R)
• M12: 6,507,657 km (0.09 R)
• M13: 7,162,148 km (0.09 R)
• M14: 7,645,947 km (0.076 R)
• M15: 8,475,467 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.9

Radius: 9.6

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.76 AU - 2.46 AU

Year: 2116 Days

Day: 13 Hours

Environment

Temp: -206 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,246,029 km

• M1: 119,379 km (0.117 R)
• M2: 640,129 km (0.093 R)
• M3: 1,204,562 km (0.109 R)
• M4: 1,682,078 km (0.045 R)
• M5: 3,658,266 km (0.078 R)
• M6: 4,383,816 km (0.114 R)
• M7: 4,708,144 km (0.104 R)
• M8: 5,224,706 km (0.089 R)
• M9: 5,636,549 km (0.116 R)
• M10: 6,094,767 km (0.085 R)
• M11: 6,868,786 km (0.104 R)
• M12: 10,451,954 km (0.072 R)
• M13: 12,743,345 km (0.076 R)
• M14: 13,449,148 km (0.096 R)
• M15: 13,790,231 km (0.091 R)
• M16: 14,489,751 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.4

Radius: 3.8

Gravity: 62.56 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.42 AU - 7.32 AU

Year: 12429 Days

Day: 18.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,246,029 km

• M1: 54,902 km (0.068 R)
• M2: 213,925 km (0.115 R)
• M3: 470,336 km (0.107 R)
• M4: 667,655 km (0.068 R)
• M5: 865,872 km (0.106 R)
• M6: 1,065,885 km (0.102 R)
• M7: 1,821,354 km (0.116 R)
• M8: 1,945,072 km (0.087 R)
• M9: 3,431,925 km (0.101 R)
• M10: 5,433,993 km (0.066 R)
• M11: 5,654,351 km (0.045 R)
• M12: 7,820,677 km (0.108 R)
• M13: 9,293,169 km (0.062 R)
• M14: 12,017,197 km (0.116 R)
• M15: 16,876,585 km (0.07 R)
• M16: 18,638,249 km (0.053 R)
• M17: 24,952,476 km (0.034 R)
• M18: 25,662,916 km (0.091 R)
• M19: 26,491,539 km (0.118 R)
• M20: 27,230,852 km (0.073 R)
• M21: 27,983,927 km (0.119 R)
• M22: 32,077,224 km (0.11 R)
• M23: 35,651,267 km (0.084 R)
• M24: 36,812,146 km (0.107 R)
• M25: 54,103,865 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 92.4

Radius: 4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.9 AU - 8.48 AU

Year: 13308 Days

Day: 23.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,246,029 km

• M1: 49,966 km (0.115 R)
• M2: 259,852 km (0.103 R)
• M3: 445,054 km (0.065 R)
• M4: 1,216,679 km (0.033 R)
• M5: 1,423,573 km (0.049 R)
• M6: 1,993,092 km (0.041 R)
• M7: 2,141,344 km (0.078 R)
• M8: 2,281,068 km (0.11 R)
• M9: 3,211,866 km (0.085 R)
• M10: 3,672,927 km (0.109 R)
• M11: 4,034,954 km (0.101 R)
• M12: 4,200,559 km (0.114 R)
• M13: 4,346,267 km (0.106 R)
• M14: 4,596,395 km (0.105 R)
• M15: 4,803,438 km (0.107 R)
• M16: 11,791,304 km (0.114 R)
• M17: 14,357,955 km (0.106 R)
• M18: 15,887,743 km (0.085 R)
• M19: 17,522,847 km (0.077 R)
• M20: 19,133,717 km (0.101 R)
• M21: 20,911,090 km (0.119 R)
• M22: 21,407,754 km (0.089 R)
• M23: 21,623,026 km (0.081 R)
• M24: 21,767,238 km (0.074 R)
• M25: 27,232,497 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.7

Radius: 3.2

Gravity: 31.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.94 AU - 10 AU

Year: 21730 Days

Day: 24.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,246,029 km

• M1: 39,793 km (0.116 R)
• M2: 150,047 km (0.085 R)
• M3: 486,941 km (0.084 R)
• M4: 711,188 km (0.105 R)
• M5: 836,850 km (0.088 R)
• M6: 965,804 km (0.074 R)
• M7: 1,171,351 km (0.091 R)
• M8: 1,434,793 km (0.086 R)
• M9: 1,541,307 km (0.079 R)
• M10: 3,617,426 km (0.068 R)
• M11: 3,902,709 km (0.116 R)
• M12: 9,512,181 km (0.081 R)
• M13: 9,672,699 km (0.079 R)
• M14: 10,847,641 km (0.114 R)
• M15: 23,258,131 km (0.084 R)
• M16: 24,739,748 km (0.061 R)
• M17: 26,811,379 km (0.094 R)
• M18: 27,454,800 km (0.107 R)
• M19: 32,976,457 km (0.115 R)
• M20: 34,969,549 km (0.115 R)
• M21: 38,648,161 km (0.111 R)
• M22: 43,158,238 km (0.111 R)
• M23: 48,006,705 km (0.094 R)
• M24: 49,593,190 km (0.095 R)
• M25: 50,561,537 km (0.061 R)
• M26: 58,051,753 km (0.079 R)
• M27: 58,408,693 km (0.077 R)
• M28: 59,851,415 km (0.099 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: 255 - 11,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit