🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.71 AU - 1.09 AU

Year: 381 Days

Day: 14.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 12.4

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.62 AU - 3.86 AU

Year: 2602 Days

Day: 10.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,390,225 km

• M1: 154,235 km (0.108 R)
• M2: 738,265 km (0.052 R)
• M3: 1,353,711 km (0.107 R)
• M4: 2,189,963 km (0.1 R)
• M5: 2,638,757 km (0.115 R)
• M6: 3,206,032 km (0.111 R)
• M7: 3,998,751 km (0.063 R)
• M8: 4,646,061 km (0.092 R)
• M9: 5,661,980 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709

Radius: 9.8

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.41 AU - 8.97 AU

Year: 9516 Days

Day: 6 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,390,225 km

• M1: 121,922 km (0.082 R)
• M2: 452,982 km (0.092 R)
• M3: 844,181 km (0.117 R)
• M4: 1,323,044 km (0.118 R)
• M5: 1,669,363 km (0.067 R)
• M6: 2,145,084 km (0.114 R)
• M7: 2,453,555 km (0.116 R)
• M8: 2,812,590 km (0.092 R)
• M9: 3,346,355 km (0.057 R)
• M10: 4,826,027 km (0.057 R)
• M11: 7,047,855 km (0.106 R)
• M12: 7,489,019 km (0.116 R)
• M13: 11,218,494 km (0.086 R)
• M14: 12,329,109 km (0.11 R)
• M15: 17,008,979 km (0.114 R)
• M16: 18,173,299 km (0.083 R)
• M17: 19,545,710 km (0.11 R)
• M18: 20,822,378 km (0.062 R)
• M19: 23,101,801 km (0.072 R)
• M20: 25,729,936 km (0.107 R)
• M21: 28,450,673 km (0.035 R)
• M22: 32,551,898 km (0.067 R)
• M23: 34,002,100 km (0.109 R)
• M24: 38,364,823 km (0.113 R)
• M25: 39,105,781 km (0.095 R)
• M26: 40,999,989 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.4

Radius: 7.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.69 AU - 10.13 AU

Year: 12881 Days

Day: 17.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,390,225 km

• M1: 100,231 km (0.066 R)
• M2: 381,923 km (0.107 R)
• M3: 959,820 km (0.097 R)
• M4: 1,316,760 km (0.12 R)
• M5: 3,146,941 km (0.11 R)
• M6: 3,507,322 km (0.056 R)
• M7: 5,437,135 km (0.114 R)
• M8: 6,052,580 km (0.043 R)
• M9: 8,495,813 km (0.113 R)
• M10: 9,582,492 km (0.066 R)
• M11: 10,250,147 km (0.106 R)
• M12: 15,577,177 km (0.069 R)
• M13: 16,499,598 km (0.094 R)
• M14: 17,328,071 km (0.11 R)
• M15: 21,513,969 km (0.045 R)
• M16: 22,194,938 km (0.075 R)
• M17: 26,932,853 km (0.117 R)
• M18: 29,444,302 km (0.12 R)
• M19: 32,009,905 km (0.118 R)
• M20: 32,897,170 km (0.111 R)
• M21: 34,003,746 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.8

Radius: 4.2

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.44 AU - 11.1 AU

Year: 14686 Days

Day: 24.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,390,225 km

• M1: 119,828 km (0.089 R)
• M2: 292,763 km (0.049 R)
• M3: 447,447 km (0.099 R)
• M4: 611,706 km (0.086 R)
• M5: 770,429 km (0.03 R)
• M6: 3,993,964 km (0.098 R)
• M7: 6,611,927 km (0.077 R)
• M8: 7,534,796 km (0.086 R)
• M9: 7,714,613 km (0.089 R)
• M10: 9,843,989 km (0.062 R)
• M11: 17,937,084 km (0.036 R)
• M12: 21,464,003 km (0.069 R)
• M13: 25,994,575 km (0.112 R)
• M14: 28,525,172 km (0.079 R)
• M15: 28,786,819 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882

Radius: 5.9

Gravity: 25.34 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.59 AU - 12.29 AU

Year: 16147 Days

Day: 24.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 80,390,225 km

• M1: 73,453 km (0.08 R)
• M2: 335,249 km (0.091 R)
• M3: 655,538 km (0.07 R)
• M4: 945,758 km (0.073 R)
• M5: 1,207,105 km (0.044 R)
• M6: 1,422,825 km (0.03 R)
• M7: 1,664,127 km (0.116 R)
• M8: 1,951,654 km (0.084 R)
• M9: 3,390,636 km (0.091 R)
• M10: 4,293,758 km (0.041 R)
• M11: 4,525,635 km (0.115 R)
• M12: 4,907,109 km (0.093 R)
• M13: 5,538,412 km (0.065 R)
• M14: 7,517,143 km (0.084 R)
• M15: 8,716,769 km (0.108 R)
• M16: 9,143,422 km (0.106 R)
• M17: 12,867,960 km (0.108 R)
• M18: 13,142,622 km (0.097 R)
• M19: 14,575,021 km (0.119 R)
• M20: 15,405,589 km (0.03 R)
• M21: 16,267,272 km (0.075 R)
• M22: 16,669,541 km (0.034 R)
• M23: 18,086,532 km (0.053 R)
• M24: 22,517,920 km (0.064 R)
• M25: 23,320,662 km (0.089 R)
• M26: 24,771,014 km (0.094 R)
• M27: 30,441,671 km (0.115 R)
• M28: 35,021,610 km (0.106 R)
• M29: 35,962,431 km (0.114 R)
• M30: 38,035,109 km (0.103 R)
• M31: 39,316,265 km (0.109 R)
• M32: 41,814,101 km (0.069 R)
• M33: 42,568,523 km (0.099 R)
• M34: 45,359,271 km (0.068 R)
• M35: 45,995,661 km (0.083 R)
• M36: 46,476,767 km (0.106 R)
• M37: 53,392,826 km (0.081 R)
• M38: 54,997,712 km (0.103 R)
• M39: 55,358,542 km (0.099 R)
• M40: 61,350,685 km (0.077 R)
• M41: 66,322,122 km (0.119 R)
• M42: 66,936,221 km (0.102 R)
• M43: 67,760,804 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.3

Radius: 6.6

Gravity: 20.25 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 8.7 AU - 13.56 AU

Year: 16569 Days

Day: 20.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,390,225 km

• M1: 82,129 km (0.109 R)
• M2: 328,218 km (0.047 R)
• M3: 719,715 km (0.112 R)
• M4: 1,221,766 km (0.034 R)
• M5: 1,517,820 km (0.099 R)
• M6: 3,263,478 km (0.07 R)
• M7: 4,180,213 km (0.066 R)
• M8: 4,680,768 km (0.107 R)
• M9: 5,036,212 km (0.087 R)
• M10: 6,773,492 km (0.044 R)
• M11: 7,801,230 km (0.076 R)
• M12: 8,199,459 km (0.077 R)
• M13: 8,822,385 km (0.09 R)
• M14: 9,758,120 km (0.088 R)
• M15: 10,220,527 km (0.108 R)
• M16: 15,680,699 km (0.101 R)
• M17: 20,392,733 km (0.073 R)
• M18: 24,781,186 km (0.103 R)
• M19: 25,424,607 km (0.045 R)
• M20: 26,410,457 km (0.053 R)
• M21: 27,194,649 km (0.117 R)
• M22: 29,640,425 km (0.12 R)
• M23: 29,880,679 km (0.066 R)
• M24: 34,167,555 km (0.102 R)
• M25: 40,006,959 km (0.04 R)
• M26: 43,470,299 km (0.117 R)
• M27: 46,154,982 km (0.086 R)
• M28: 48,948,274 km (0.04 R)
• M29: 52,026,399 km (0.096 R)
• M30: 55,231,235 km (0.073 R)
• M31: 63,614,251 km (0.041 R)
• M32: 65,224,372 km (0.092 R)
• M33: 69,791,745 km (0.115 R)
• M34: 71,073,350 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.4

Radius: 5.4

Gravity: 28.75 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 15.01 AU - 15.05 AU

Year: 26001 Days

Day: 22.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,390,225 km

• M1: 88,113 km (0.05 R)
• M2: 256,411 km (0.067 R)
• M3: 785,538 km (0.12 R)
• M4: 964,457 km (0.112 R)
• M5: 2,683,038 km (0.092 R)
• M6: 3,331,993 km (0.069 R)
• M7: 3,709,429 km (0.096 R)
• M8: 3,942,652 km (0.092 R)
• M9: 4,512,470 km (0.081 R)
• M10: 5,054,613 km (0.085 R)
• M11: 10,714,798 km (0.075 R)
• M12: 11,051,692 km (0.114 R)
• M13: 12,470,479 km (0.06 R)
• M14: 17,264,342 km (0.081 R)
• M15: 18,389,617 km (0.102 R)
• M16: 19,964,883 km (0.072 R)
• M17: 20,993,817 km (0.12 R)
• M18: 24,177,260 km (0.091 R)
• M19: 28,174,515 km (0.115 R)
• M20: 32,032,644 km (0.115 R)
• M21: 32,590,943 km (0.099 R)
• M22: 37,756,259 km (0.099 R)
• M23: 39,167,415 km (0.06 R)
• M24: 39,966,567 km (0.081 R)
• M25: 44,297,425 km (0.108 R)
• M26: 44,642,997 km (0.1 R)
• M27: 45,690,331 km (0.081 R)
• M28: 48,380,400 km (0.072 R)
• M29: 55,063,984 km (0.104 R)
• M30: 60,409,266 km (0.109 R)
• M31: 65,641,002 km (0.115 R)
• M32: 68,136,594 km (0.113 R)
• M33: 79,005,478 km (0.108 R)
• M34: 80,536,462 km (0.104 R)
• M35: 84,450,541 km (0.119 R)
• M36: 85,248,347 km (0.073 R)
• M37: 87,400,162 km (0.097 R)
• M38: 92,373,693 km (0.093 R)
• M39: 92,937,677 km (0.115 R)
• M40: 94,929,722 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.5

Radius: 7.2

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 11.75 AU - 18.73 AU

Year: 26548 Days

Day: 24.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,390,225 km

• M1: 89,609 km (0.041 R)
• M2: 512,522 km (0.101 R)
• M3: 1,118,394 km (0.106 R)
• M4: 1,567,038 km (0.091 R)
• M5: 2,047,995 km (0.064 R)
• M6: 2,323,405 km (0.079 R)
• M7: 3,108,494 km (0.067 R)
• M8: 3,773,905 km (0.067 R)
• M9: 4,392,193 km (0.071 R)
• M10: 5,543,349 km (0.093 R)
• M11: 6,518,727 km (0.109 R)
• M12: 6,883,297 km (0.114 R)
• M13: 7,554,244 km (0.098 R)
• M14: 11,842,616 km (0.082 R)
• M15: 12,317,141 km (0.113 R)
• M16: 12,945,901 km (0.097 R)
• M17: 14,267,299 km (0.09 R)
• M18: 14,804,654 km (0.114 R)
• M19: 16,581,578 km (0.067 R)
• M20: 16,834,398 km (0.08 R)
• M21: 17,521,351 km (0.062 R)
• M22: 30,817,161 km (0.068 R)
• M23: 32,629,240 km (0.093 R)
• M24: 36,322,662 km (0.119 R)
• M25: 39,680,835 km (0.108 R)
• M26: 41,357,827 km (0.047 R)
• M27: 43,719,978 km (0.096 R)
• M28: 48,711,311 km (0.065 R)
• M29: 55,186,206 km (0.103 R)
• M30: 56,508,501 km (0.076 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 18,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit