🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.52 AU - 0.74 AU

Year: 328 Days

Day: 13.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.9

Radius: 9.5

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.54 AU - 1.82 AU

Year: 1428 Days

Day: 10.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,276,822 km

• M1: 120,127 km (0.037 R)
• M2: 451,337 km (0.103 R)
• M3: 781,350 km (0.086 R)
• M4: 1,131,259 km (0.076 R)
• M5: 1,713,644 km (0.112 R)
• M6: 2,755,443 km (0.098 R)
• M7: 3,971,823 km (0.073 R)
• M8: 4,287,176 km (0.043 R)
• M9: 4,926,407 km (0.115 R)
• M10: 5,514,178 km (0.045 R)
• M11: 6,123,639 km (0.099 R)
• M12: 6,725,322 km (0.117 R)
• M13: 7,040,824 km (0.096 R)
• M14: 7,448,927 km (0.105 R)
• M15: 8,253,165 km (0.101 R)
• M16: 9,050,821 km (0.12 R)
• M17: 9,501,110 km (0.098 R)
• M18: 10,136,153 km (0.072 R)
• M19: 11,416,562 km (0.065 R)
• M20: 12,211,674 km (0.063 R)
• M21: 12,921,965 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.2

Radius: 14.3

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.44 AU - 4.7 AU

Year: 6409 Days

Day: 5.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 91,276,822 km

• M1: 177,872 km (0.036 R)
• M2: 1,224,608 km (0.031 R)
• M3: 2,959,345 km (0.053 R)
• M4: 6,405,033 km (0.045 R)
• M5: 7,614,681 km (0.109 R)
• M6: 11,098,816 km (0.117 R)
• M7: 11,598,622 km (0.064 R)
• M8: 12,545,876 km (0.062 R)
• M9: 14,274,030 km (0.085 R)
• M10: 14,811,386 km (0.113 R)
• M11: 19,608,990 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.7

Radius: 5.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.95 AU - 10.37 AU

Year: 16718 Days

Day: 17.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,276,822 km

• M1: 67,169 km (0.084 R)
• M2: 573,259 km (0.08 R)
• M3: 780,751 km (0.119 R)
• M4: 954,734 km (0.041 R)
• M5: 1,664,875 km (0.111 R)
• M6: 4,297,797 km (0.052 R)
• M7: 4,899,031 km (0.095 R)
• M8: 6,061,855 km (0.089 R)
• M9: 10,593,923 km (0.081 R)
• M10: 11,820,925 km (0.091 R)
• M11: 14,553,629 km (0.103 R)
• M12: 23,308,844 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.1

Radius: 4.9

Gravity: 25.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.38 AU - 9.06 AU

Year: 16892 Days

Day: 17.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,276,822 km

• M1: 62,233 km (0.096 R)
• M2: 322,533 km (0.055 R)
• M3: 801,994 km (0.1 R)
• M4: 1,458,878 km (0.067 R)
• M5: 2,018,075 km (0.052 R)
• M6: 5,270,183 km (0.101 R)
• M7: 5,755,928 km (0.059 R)
• M8: 6,518,727 km (0.081 R)
• M9: 6,990,110 km (0.111 R)
• M10: 7,301,573 km (0.109 R)
• M11: 7,622,311 km (0.114 R)
• M12: 9,692,745 km (0.095 R)
• M13: 10,363,243 km (0.055 R)
• M14: 13,153,842 km (0.09 R)
• M15: 14,975,046 km (0.102 R)
• M16: 16,330,104 km (0.042 R)
• M17: 21,249,779 km (0.086 R)
• M18: 22,569,831 km (0.081 R)
• M19: 27,290,840 km (0.095 R)
• M20: 31,056,219 km (0.083 R)
• M21: 31,776,084 km (0.102 R)
• M22: 33,875,989 km (0.052 R)
• M23: 34,638,789 km (0.087 R)
• M24: 41,445,492 km (0.087 R)
• M25: 49,091,439 km (0.046 R)
• M26: 49,904,054 km (0.094 R)
• M27: 54,969,139 km (0.101 R)
• M28: 58,166,943 km (0.104 R)
• M29: 60,552,132 km (0.07 R)
• M30: 64,541,309 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783

Radius: 4.4

Gravity: 40.44 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.89 AU - 10.29 AU

Year: 19482 Days

Day: 16.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,276,822 km

• M1: 58,642 km (0.095 R)
• M2: 230,381 km (0.046 R)
• M3: 1,094,757 km (0.108 R)
• M4: 1,334,862 km (0.058 R)
• M5: 1,541,756 km (0.109 R)
• M6: 1,751,342 km (0.119 R)
• M7: 2,227,961 km (0.075 R)
• M8: 3,152,476 km (0.106 R)
• M9: 3,347,103 km (0.026 R)
• M10: 4,653,391 km (0.036 R)
• M11: 5,054,613 km (0.083 R)
• M12: 5,558,010 km (0.052 R)
• M13: 6,846,646 km (0.093 R)
• M14: 8,374,489 km (0.078 R)
• M15: 8,533,511 km (0.08 R)
• M16: 8,912,293 km (0.1 R)
• M17: 11,166,583 km (0.106 R)
• M18: 13,555,063 km (0.088 R)
• M19: 15,695,061 km (0.098 R)
• M20: 16,345,512 km (0.071 R)
• M21: 21,213,576 km (0.073 R)
• M22: 26,507,845 km (0.099 R)
• M23: 32,358,019 km (0.099 R)
• M24: 32,618,918 km (0.071 R)
• M25: 33,277,149 km (0.117 R)
• M26: 33,810,166 km (0.1 R)
• M27: 34,484,254 km (0.091 R)
• M28: 35,998,932 km (0.039 R)
• M29: 38,135,190 km (0.095 R)
• M30: 40,354,325 km (0.079 R)
• M31: 44,724,378 km (0.093 R)
• M32: 48,883,498 km (0.102 R)
• M33: 58,152,881 km (0.093 R)
• M34: 58,538,544 km (0.119 R)
• M35: 59,314,808 km (0.094 R)
• M36: 60,887,979 km (0.111 R)
• M37: 63,096,343 km (0.101 R)
• M38: 66,824,022 km (0.087 R)
• M39: 73,358,457 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.3

Radius: 6.4

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.95 AU - 11.03 AU

Year: 20714 Days

Day: 24 Hours

Environment

Temp: -238 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 91,276,822 km

• M1: 94,845 km (0.069 R)
• M2: 295,905 km (0.085 R)
• M3: 558,598 km (0.106 R)
• M4: 774,767 km (0.069 R)
• M5: 1,000,211 km (0.066 R)
• M6: 1,269,787 km (0.062 R)
• M7: 1,620,295 km (0.083 R)
• M8: 2,132,218 km (0.078 R)
• M9: 2,514,890 km (0.052 R)
• M10: 2,967,423 km (0.058 R)
• M11: 3,790,810 km (0.108 R)
• M12: 4,065,173 km (0.105 R)
• M13: 7,029,754 km (0.098 R)
• M14: 9,997,027 km (0.104 R)
• M15: 11,818,082 km (0.06 R)
• M16: 12,806,775 km (0.088 R)
• M17: 13,356,098 km (0.073 R)
• M18: 15,945,338 km (0.091 R)
• M19: 16,500,645 km (0.106 R)
• M20: 18,243,760 km (0.1 R)
• M21: 19,561,567 km (0.078 R)
• M22: 21,225,395 km (0.051 R)
• M23: 24,937,367 km (0.055 R)
• M24: 28,018,335 km (0.103 R)
• M25: 28,478,199 km (0.062 R)
• M26: 34,659,134 km (0.045 R)
• M27: 36,401,051 km (0.116 R)
• M28: 36,674,217 km (0.055 R)
• M29: 40,936,410 km (0.119 R)
• M30: 42,729,789 km (0.097 R)
• M31: 53,538,236 km (0.119 R)
• M32: 68,496,676 km (0.076 R)

Asteroid Belt

Center: 10.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.8

Radius: 3.9

Gravity: 54.29 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.89 AU - 12.11 AU

Year: 23933 Days

Day: 20 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 91,276,822 km

• M1: 49,068 km (0.067 R)
• M2: 263,143 km (0.101 R)
• M3: 388,206 km (0.078 R)
• M4: 554,410 km (0.12 R)
• M5: 735,423 km (0.075 R)
• M6: 905,516 km (0.07 R)
• M7: 1,060,200 km (0.113 R)
• M8: 1,406,669 km (0.079 R)
• M9: 1,804,599 km (0.09 R)
• M10: 2,586,248 km (0.05 R)
• M11: 3,326,907 km (0.112 R)
• M12: 3,762,237 km (0.069 R)
• M13: 5,799,909 km (0.059 R)
• M14: 5,930,957 km (0.096 R)
• M15: 6,108,829 km (0.084 R)
• M16: 6,953,309 km (0.088 R)
• M17: 7,352,586 km (0.046 R)
• M18: 7,557,834 km (0.106 R)
• M19: 8,755,664 km (0.118 R)
• M20: 11,383,800 km (0.114 R)
• M21: 12,582,228 km (0.066 R)
• M22: 13,024,439 km (0.082 R)
• M23: 14,493,640 km (0.083 R)
• M24: 14,735,241 km (0.085 R)
• M25: 15,898,663 km (0.1 R)
• M26: 16,854,594 km (0.077 R)
• M27: 22,968,659 km (0.119 R)
• M28: 27,119,700 km (0.074 R)
• M29: 28,733,562 km (0.067 R)
• M30: 28,987,430 km (0.083 R)
• M31: 33,255,158 km (0.076 R)
• M32: 36,272,098 km (0.05 R)
• M33: 39,310,281 km (0.037 R)
• M34: 40,095,521 km (0.092 R)
• M35: 44,178,944 km (0.028 R)
• M36: 45,541,930 km (0.109 R)
• M37: 49,616,378 km (0.107 R)
• M38: 55,286,885 km (0.028 R)
• M39: 59,709,297 km (0.119 R)
• M40: 78,265,417 km (0.118 R)
• M41: 83,052,848 km (0.058 R)
• M42: 88,835,704 km (0.101 R)
• M43: 91,276,842 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 19,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit