🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.43 AU - 0.69 AU

Year: 275 Days

Day: 21.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.3

Radius: 14.1

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.04 AU - 1.26 AU

Year: 809 Days

Day: 11.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,128,768 km

• M1: 175,329 km (0.064 R)
• M2: 672,442 km (0.088 R)
• M3: 1,167,462 km (0.049 R)
• M4: 1,853,218 km (0.063 R)
• M5: 2,434,705 km (0.116 R)
• M6: 2,988,816 km (0.052 R)
• M7: 3,796,644 km (0.063 R)
• M8: 4,745,843 km (0.113 R)
• M9: 5,249,988 km (0.106 R)
• M10: 6,851,582 km (0.049 R)
• M11: 8,307,319 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.3

Radius: 13

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.49 AU - 1.53 AU

Year: 1217 Days

Day: 14.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,128,768 km

• M1: 215,271 km (0.084 R)
• M2: 744,848 km (0.096 R)
• M3: 1,315,564 km (0.097 R)
• M4: 1,830,779 km (0.087 R)
• M5: 2,445,476 km (0.065 R)
• M6: 3,722,294 km (0.112 R)
• M7: 4,130,397 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.5

Radius: 13

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.56 AU - 1.94 AU

Year: 1519 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,128,768 km

• M1: 161,865 km (0.11 R)
• M2: 591,360 km (0.104 R)
• M3: 1,006,644 km (0.108 R)
• M4: 1,506,002 km (0.094 R)
• M5: 2,059,514 km (0.033 R)
• M6: 2,771,899 km (0.089 R)
• M7: 3,213,961 km (0.111 R)
• M8: 3,998,302 km (0.064 R)
• M9: 4,689,744 km (0.112 R)
• M10: 5,948,460 km (0.036 R)
• M11: 6,355,965 km (0.045 R)
• M12: 8,282,187 km (0.068 R)
• M13: 9,322,341 km (0.106 R)
• M14: 10,112,966 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.2

Radius: 10.2

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.6 AU - 2.2 AU

Year: 1718 Days

Day: 14 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,128,768 km

• M1: 128,205 km (0.058 R)
• M2: 570,267 km (0.119 R)
• M3: 894,146 km (0.092 R)
• M4: 1,325,288 km (0.034 R)
• M5: 1,752,689 km (0.089 R)
• M6: 2,698,895 km (0.115 R)
• M7: 3,532,006 km (0.071 R)
• M8: 4,124,712 km (0.11 R)
• M9: 4,461,756 km (0.086 R)
• M10: 5,339,148 km (0.08 R)
• M11: 5,958,633 km (0.037 R)
• M12: 6,327,691 km (0.105 R)
• M13: 7,693,818 km (0.109 R)
• M14: 8,156,973 km (0.067 R)
• M15: 8,899,727 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.2

Radius: 14.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.92 AU - 1.94 AU

Year: 1759 Days

Day: 9.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,128,768 km

• M1: 210,933 km (0.037 R)
• M2: 695,032 km (0.104 R)
• M3: 1,356,254 km (0.104 R)
• M4: 1,885,831 km (0.099 R)
• M5: 2,364,095 km (0.116 R)
• M6: 3,175,813 km (0.041 R)
• M7: 4,039,741 km (0.046 R)
• M8: 4,665,958 km (0.047 R)
• M9: 6,432,409 km (0.098 R)
• M10: 7,536,442 km (0.099 R)
• M11: 8,251,519 km (0.118 R)
• M12: 13,124,670 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.3

Radius: 14.8

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.25 AU - 3.27 AU

Year: 3861 Days

Day: 7.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,128,768 km

• M1: 199,414 km (0.064 R)
• M2: 802,892 km (0.066 R)
• M3: 1,339,350 km (0.106 R)
• M4: 2,078,363 km (0.099 R)
• M5: 2,725,673 km (0.1 R)
• M6: 3,465,584 km (0.103 R)
• M7: 4,220,156 km (0.115 R)
• M8: 6,059,462 km (0.096 R)
• M9: 8,276,053 km (0.099 R)
• M10: 8,838,691 km (0.099 R)
• M11: 9,957,533 km (0.118 R)
• M12: 10,594,820 km (0.083 R)
• M13: 11,624,652 km (0.065 R)
• M14: 14,680,189 km (0.071 R)
• M15: 18,049,282 km (0.032 R)
• M16: 19,649,082 km (0.1 R)
• M17: 20,585,415 km (0.113 R)
• M18: 21,133,691 km (0.113 R)
• M19: 21,974,431 km (0.074 R)
• M20: 24,325,511 km (0.102 R)
• M21: 25,798,452 km (0.06 R)
• M22: 27,084,246 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.9

Radius: 10.3

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.28 AU - 3.66 AU

Year: 4240 Days

Day: 12.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,128,768 km

• M1: 128,205 km (0.075 R)
• M2: 461,659 km (0.069 R)
• M3: 952,490 km (0.107 R)
• M4: 1,556,267 km (0.028 R)
• M5: 1,924,128 km (0.032 R)
• M6: 2,362,599 km (0.113 R)
• M7: 2,810,944 km (0.092 R)
• M8: 3,394,824 km (0.089 R)
• M9: 3,862,318 km (0.065 R)
• M10: 4,391,595 km (0.09 R)
• M11: 4,968,744 km (0.113 R)
• M12: 5,550,679 km (0.103 R)
• M13: 6,129,623 km (0.1 R)
• M14: 6,671,766 km (0.093 R)
• M15: 7,007,164 km (0.108 R)
• M16: 12,227,831 km (0.091 R)
• M17: 13,533,072 km (0.075 R)
• M18: 14,071,924 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.9

Radius: 10.8

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.91 AU - 4.59 AU

Year: 5748 Days

Day: 8.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 172.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,128,768 km

• M1: 134,339 km (0.102 R)
• M2: 472,430 km (0.044 R)
• M3: 994,078 km (0.084 R)
• M4: 1,561,503 km (0.049 R)
• M5: 2,032,437 km (0.06 R)
• M6: 2,782,072 km (0.071 R)
• M7: 4,937,179 km (0.038 R)
• M8: 5,770,738 km (0.039 R)
• M9: 7,121,008 km (0.097 R)
• M10: 8,304,327 km (0.094 R)
• M11: 9,883,034 km (0.03 R)
• M12: 12,010,315 km (0.068 R)
• M13: 13,126,316 km (0.044 R)
• M14: 14,194,444 km (0.118 R)
• M15: 14,838,762 km (0.11 R)
• M16: 16,248,872 km (0.039 R)
• M17: 16,631,094 km (0.095 R)
• M18: 18,151,906 km (0.091 R)
• M19: 19,835,630 km (0.109 R)
• M20: 20,641,215 km (0.085 R)
• M21: 22,317,459 km (0.092 R)
• M22: 23,269,201 km (0.054 R)
• M23: 24,915,226 km (0.069 R)
• M24: 26,814,072 km (0.048 R)
• M25: 27,980,337 km (0.09 R)
• M26: 28,714,713 km (0.112 R)
• M27: 29,840,287 km (0.119 R)
• M28: 34,428,604 km (0.052 R)
• M29: 34,953,991 km (0.082 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 18,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit