🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.99 AU - 3.79 AU

Year: 2246 Days

Day: 33 Hours

Environment

Temp: -101 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,270,861 km

• M1: 121,623 km (0.113 R)
• M2: 271,819 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.67 AU - 5.29 AU

Year: 3413 Days

Day: 33.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,270,861 km

• M1: 47,572 km (0.083 R)

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.5

Radius: 11.1

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.44 AU - 5.46 AU

Year: 4579 Days

Day: 13.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,270,861 km

• M1: 149,897 km (0.103 R)
• M2: 651,798 km (0.07 R)
• M3: 1,165,068 km (0.067 R)
• M4: 1,558,660 km (0.117 R)
• M5: 2,160,642 km (0.077 R)
• M6: 2,547,053 km (0.086 R)
• M7: 3,099,817 km (0.083 R)
• M8: 3,633,134 km (0.087 R)
• M9: 4,513,817 km (0.055 R)
• M10: 10,671,265 km (0.094 R)
• M11: 11,934,021 km (0.08 R)
• M12: 13,769,287 km (0.085 R)
• M13: 14,157,793 km (0.117 R)
• M14: 16,050,954 km (0.106 R)
• M15: 17,141,672 km (0.087 R)
• M16: 20,710,778 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.3

Radius: 8.1

Gravity: 14.85 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 6.05 AU - 6.69 AU

Year: 5786 Days

Day: 9.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,270,861 km

• M1: 100,679 km (0.113 R)
• M2: 356,791 km (0.098 R)
• M3: 911,500 km (0.051 R)
• M4: 2,198,042 km (0.109 R)
• M5: 2,886,192 km (0.111 R)
• M6: 3,829,855 km (0.114 R)
• M7: 5,111,011 km (0.108 R)
• M8: 5,533,326 km (0.102 R)
• M9: 6,243,916 km (0.111 R)
• M10: 6,905,288 km (0.102 R)
• M11: 7,806,466 km (0.108 R)
• M12: 8,826,274 km (0.094 R)
• M13: 10,832,831 km (0.072 R)
• M14: 13,918,137 km (0.112 R)
• M15: 14,503,514 km (0.108 R)
• M16: 16,878,679 km (0.085 R)
• M17: 18,505,556 km (0.119 R)
• M18: 18,786,501 km (0.094 R)
• M19: 22,703,571 km (0.03 R)
• M20: 27,042,657 km (0.091 R)
• M21: 28,323,963 km (0.06 R)
• M22: 32,410,229 km (0.092 R)
• M23: 32,716,306 km (0.064 R)
• M24: 35,127,375 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.7

Radius: 10.8

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.27 AU - 8.63 AU

Year: 8067 Days

Day: 13.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,270,861 km

• M1: 134,638 km (0.09 R)
• M2: 1,070,522 km (0.078 R)
• M3: 2,319,365 km (0.12 R)
• M4: 2,928,977 km (0.072 R)
• M5: 3,304,916 km (0.07 R)
• M6: 5,233,532 km (0.111 R)
• M7: 6,149,968 km (0.069 R)
• M8: 7,096,474 km (0.075 R)
• M9: 7,937,065 km (0.032 R)
• M10: 8,842,880 km (0.106 R)
• M11: 11,056,928 km (0.1 R)
• M12: 12,833,403 km (0.114 R)
• M13: 13,674,741 km (0.083 R)
• M14: 14,612,271 km (0.06 R)
• M15: 15,158,303 km (0.114 R)
• M16: 18,232,988 km (0.108 R)
• M17: 24,808,862 km (0.117 R)
• M18: 26,024,943 km (0.109 R)
• M19: 27,098,607 km (0.082 R)
• M20: 33,017,596 km (0.078 R)
• M21: 35,892,419 km (0.08 R)
• M22: 37,334,393 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.5

Radius: 13.5

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.11 AU - 8.83 AU

Year: 8871 Days

Day: 10.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,270,861 km

• M1: 169,195 km (0.034 R)
• M2: 780,602 km (0.069 R)
• M3: 1,394,252 km (0.104 R)
• M4: 6,633,170 km (0.108 R)
• M5: 8,001,841 km (0.118 R)
• M6: 10,873,072 km (0.099 R)
• M7: 11,578,127 km (0.096 R)
• M8: 13,289,527 km (0.12 R)
• M9: 15,925,441 km (0.097 R)
• M10: 17,271,822 km (0.078 R)
• M11: 21,184,405 km (0.103 R)
• M12: 25,001,694 km (0.106 R)
• M13: 28,193,364 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.5

Radius: 12.8

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.71 AU - 10.79 AU

Year: 10957 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,270,861 km

• M1: 159,172 km (0.1 R)
• M2: 607,816 km (0.092 R)
• M3: 1,176,438 km (0.097 R)
• M4: 2,405,534 km (0.07 R)
• M5: 4,018,648 km (0.091 R)
• M6: 4,508,880 km (0.084 R)
• M7: 5,302,796 km (0.117 R)
• M8: 7,127,890 km (0.093 R)
• M9: 8,160,713 km (0.043 R)
• M10: 9,095,700 km (0.118 R)
• M11: 14,873,320 km (0.093 R)
• M12: 15,699,549 km (0.09 R)
• M13: 17,293,364 km (0.107 R)
• M14: 17,898,936 km (0.11 R)
• M15: 18,362,391 km (0.041 R)
• M16: 18,833,923 km (0.106 R)
• M17: 21,399,676 km (0.113 R)
• M18: 21,834,258 km (0.032 R)
• M19: 24,472,566 km (0.117 R)
• M20: 25,624,170 km (0.094 R)
• M21: 28,976,958 km (0.094 R)
• M22: 30,156,687 km (0.1 R)
• M23: 31,591,929 km (0.1 R)
• M24: 33,187,988 km (0.096 R)
• M25: 38,682,419 km (0.101 R)
• M26: 40,906,790 km (0.086 R)
• M27: 42,664,565 km (0.092 R)
• M28: 43,631,565 km (0.057 R)
• M29: 45,466,234 km (0.083 R)
• M30: 51,278,261 km (0.11 R)
• M31: 52,371,522 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.8

Radius: 14.8

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 11.5 AU - 13.12 AU

Year: 15544 Days

Day: 5.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,270,861 km

• M1: 186,997 km (0.076 R)
• M2: 1,784,403 km (0.104 R)
• M3: 2,310,390 km (0.045 R)
• M4: 4,015,356 km (0.095 R)
• M5: 5,408,412 km (0.087 R)
• M6: 6,771,847 km (0.053 R)
• M7: 7,982,542 km (0.083 R)
• M8: 8,543,834 km (0.101 R)
• M9: 9,798,361 km (0.104 R)
• M10: 14,031,682 km (0.103 R)
• M11: 16,437,066 km (0.079 R)
• M12: 18,453,645 km (0.114 R)
• M13: 19,188,769 km (0.103 R)
• M14: 20,457,210 km (0.118 R)
• M15: 26,196,831 km (0.095 R)
• M16: 30,269,035 km (0.106 R)
• M17: 31,986,568 km (0.058 R)
• M18: 39,645,081 km (0.112 R)
• M19: 51,109,813 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.3

Radius: 5.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 12.46 AU - 17.18 AU

Year: 20533 Days

Day: 18.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,270,861 km

• M1: 204,650 km (0.102 R)
• M2: 432,188 km (0.105 R)
• M3: 790,774 km (0.093 R)
• M4: 1,140,983 km (0.108 R)
• M5: 3,354,433 km (0.113 R)
• M6: 6,909,327 km (0.059 R)
• M7: 8,731,579 km (0.07 R)
• M8: 14,435,297 km (0.099 R)
• M9: 15,267,659 km (0.105 R)
• M10: 15,695,659 km (0.112 R)
• M11: 19,662,845 km (0.056 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.8

Radius: 4.5

Gravity: 39.69 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 12.66 AU - 20.1 AU

Year: 23858 Days

Day: 16.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,270,861 km

• M1: 55,950 km (0.106 R)
• M2: 348,413 km (0.065 R)
• M3: 879,635 km (0.097 R)
• M4: 1,042,996 km (0.047 R)
• M5: 2,929,725 km (0.099 R)
• M6: 6,884,045 km (0.044 R)
• M7: 7,584,762 km (0.115 R)
• M8: 8,005,730 km (0.092 R)
• M9: 8,442,257 km (0.065 R)
• M10: 10,284,554 km (0.093 R)
• M11: 10,669,619 km (0.08 R)
• M12: 13,035,958 km (0.118 R)
• M13: 16,851,153 km (0.113 R)
• M14: 20,033,548 km (0.059 R)
• M15: 20,633,885 km (0.054 R)
• M16: 22,399,738 km (0.103 R)
• M17: 26,110,513 km (0.107 R)
• M18: 28,422,399 km (0.082 R)
• M19: 29,307,420 km (0.031 R)
• M20: 30,080,541 km (0.033 R)
• M21: 30,472,189 km (0.09 R)
• M22: 42,867,569 km (0.075 R)
• M23: 43,197,732 km (0.112 R)
• M24: 43,696,192 km (0.066 R)
• M25: 50,713,080 km (0.069 R)
• M26: 59,462,760 km (0.114 R)
• M27: 60,700,383 km (0.053 R)
• M28: 64,084,437 km (0.096 R)
• M29: 66,482,491 km (0.116 R)
• M30: 72,387,118 km (0.114 R)
• M31: 79,623,167 km (0.09 R)
• M32: 87,061,922 km (0.05 R)
• M33: 87,856,885 km (0.042 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 13,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit