🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.48 AU - 0.6 AU

Year: 252 Days

Day: 45.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.7

Radius: 13.9

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.94 AU - 0.94 AU

Year: 579 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,172,501 km

• M1: 172,935 km (0.03 R)
• M2: 890,855 km (0.069 R)
• M3: 1,742,516 km (0.064 R)
• M4: 2,405,384 km (0.057 R)
• M5: 3,530,809 km (0.088 R)
• M6: 4,098,383 km (0.099 R)
• M7: 5,015,119 km (0.1 R)
• M8: 5,557,710 km (0.115 R)
• M9: 7,026,163 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 9.9

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1 AU - 1.18 AU

Year: 724 Days

Day: 5.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,172,501 km

• M1: 123,119 km (0.088 R)
• M2: 527,033 km (0.087 R)
• M3: 899,083 km (0.032 R)
• M4: 1,281,306 km (0.117 R)
• M5: 2,491,403 km (0.074 R)
• M6: 3,046,561 km (0.086 R)
• M7: 3,724,837 km (0.111 R)
• M8: 4,107,808 km (0.061 R)
• M9: 4,715,026 km (0.081 R)
• M10: 5,832,971 km (0.081 R)
• M11: 6,921,445 km (0.098 R)
• M12: 7,781,632 km (0.071 R)
• M13: 8,188,688 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.2

Radius: 8

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.32 AU - 1.7 AU

Year: 1180 Days

Day: 7.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,172,501 km

• M1: 99,483 km (0.031 R)
• M2: 366,515 km (0.027 R)
• M3: 636,090 km (0.106 R)
• M4: 936,034 km (0.098 R)
• M5: 1,194,389 km (0.109 R)
• M6: 1,842,597 km (0.108 R)
• M7: 2,694,856 km (0.096 R)
• M8: 3,009,760 km (0.073 R)
• M9: 3,891,489 km (0.056 R)
• M10: 5,150,355 km (0.078 R)
• M11: 5,541,554 km (0.03 R)
• M12: 5,813,224 km (0.097 R)
• M13: 6,237,633 km (0.079 R)
• M14: 7,170,974 km (0.114 R)
• M15: 7,494,105 km (0.066 R)
• M16: 8,319,437 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.8

Radius: 12.5

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.64 AU - 3.5 AU

Year: 3420 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,172,501 km

• M1: 155,731 km (0.082 R)
• M2: 799,002 km (0.077 R)
• M3: 1,356,404 km (0.089 R)
• M4: 1,923,380 km (0.058 R)
• M5: 2,749,010 km (0.029 R)
• M6: 3,326,159 km (0.053 R)
• M7: 4,017,152 km (0.079 R)
• M8: 5,098,894 km (0.114 R)
• M9: 5,862,441 km (0.111 R)
• M10: 6,700,937 km (0.112 R)
• M11: 7,617,673 km (0.105 R)
• M12: 9,238,117 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.4

Radius: 10.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.92 AU - 3.56 AU

Year: 3708 Days

Day: 7.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,172,501 km

• M1: 130,599 km (0.12 R)
• M2: 1,065,286 km (0.082 R)
• M3: 1,440,627 km (0.069 R)
• M4: 2,391,771 km (0.036 R)
• M5: 3,169,231 km (0.112 R)
• M6: 3,650,786 km (0.074 R)
• M7: 4,387,406 km (0.11 R)
• M8: 5,350,667 km (0.093 R)
• M9: 6,325,596 km (0.093 R)
• M10: 7,748,272 km (0.083 R)
• M11: 8,149,494 km (0.045 R)
• M12: 10,300,412 km (0.115 R)
• M13: 10,715,845 km (0.119 R)
• M14: 11,654,721 km (0.063 R)
• M15: 12,569,063 km (0.119 R)
• M16: 14,283,455 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216

Radius: 11.8

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.12 AU - 5.2 AU

Year: 6396 Days

Day: 8.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,172,501 km

• M1: 146,905 km (0.087 R)
• M2: 771,027 km (0.118 R)
• M3: 1,574,667 km (0.066 R)
• M4: 2,034,082 km (0.114 R)
• M5: 2,876,169 km (0.102 R)
• M6: 3,512,109 km (0.082 R)
• M7: 4,043,630 km (0.105 R)
• M8: 4,675,532 km (0.11 R)
• M9: 5,115,948 km (0.037 R)
• M10: 5,746,204 km (0.111 R)
• M11: 7,067,452 km (0.066 R)
• M12: 7,583,116 km (0.091 R)
• M13: 8,089,206 km (0.106 R)
• M14: 9,627,371 km (0.114 R)
• M15: 10,630,873 km (0.104 R)
• M16: 11,093,879 km (0.118 R)
• M17: 11,791,603 km (0.115 R)
• M18: 12,892,644 km (0.084 R)
• M19: 14,010,888 km (0.078 R)
• M20: 19,385,042 km (0.112 R)
• M21: 20,916,625 km (0.095 R)
• M22: 22,803,652 km (0.113 R)
• M23: 23,222,377 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.4

Radius: 8.6

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.58 AU - 6.32 AU

Year: 8090 Days

Day: 14.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,172,501 km

• M1: 106,962 km (0.114 R)
• M2: 445,502 km (0.039 R)
• M3: 818,450 km (0.027 R)
• M4: 1,316,012 km (0.037 R)
• M5: 1,728,603 km (0.102 R)
• M6: 3,199,749 km (0.12 R)
• M7: 3,665,148 km (0.066 R)
• M8: 4,540,744 km (0.112 R)
• M9: 5,518,516 km (0.115 R)
• M10: 8,527,527 km (0.069 R)
• M11: 9,074,607 km (0.047 R)
• M12: 10,760,575 km (0.058 R)
• M13: 11,052,440 km (0.112 R)
• M14: 12,378,925 km (0.063 R)
• M15: 13,135,591 km (0.11 R)
• M16: 15,839,572 km (0.093 R)
• M17: 17,123,271 km (0.106 R)
• M18: 18,613,865 km (0.098 R)
• M19: 21,160,619 km (0.085 R)
• M20: 21,619,435 km (0.063 R)
• M21: 22,636,252 km (0.071 R)
• M22: 23,116,162 km (0.096 R)
• M23: 24,345,557 km (0.116 R)
• M24: 27,927,828 km (0.084 R)
• M25: 29,987,791 km (0.106 R)
• M26: 31,946,625 km (0.113 R)
• M27: 33,162,108 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.5

Radius: 3.5

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.52 AU - 10.72 AU

Year: 17512 Days

Day: 16.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,172,501 km

• M1: 44,580 km (0.088 R)
• M2: 207,941 km (0.082 R)
• M3: 584,479 km (0.086 R)
• M4: 815,907 km (0.041 R)
• M5: 1,032,375 km (0.075 R)
• M6: 2,027,201 km (0.087 R)
• M7: 3,189,726 km (0.1 R)
• M8: 4,156,876 km (0.111 R)
• M9: 4,481,503 km (0.098 R)
• M10: 6,903,792 km (0.095 R)
• M11: 10,029,939 km (0.1 R)
• M12: 15,912,426 km (0.087 R)
• M13: 18,292,379 km (0.065 R)
• M14: 18,940,736 km (0.096 R)
• M15: 19,160,196 km (0.111 R)
• M16: 20,130,787 km (0.06 R)
• M17: 25,567,772 km (0.069 R)
• M18: 26,196,083 km (0.052 R)
• M19: 27,019,021 km (0.097 R)
• M20: 29,005,980 km (0.117 R)
• M21: 30,684,019 km (0.112 R)
• M22: 39,335,713 km (0.109 R)
• M23: 39,932,160 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 11,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit