🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.48 AU - 0.62 AU

Year: 268 Days

Day: 33.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.9

Radius: 14.4

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.91 AU - 1.21 AU

Year: 716 Days

Day: 8.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 80,620,410 km

• M1: 179,069 km (0.097 R)
• M2: 901,327 km (0.04 R)
• M3: 1,396,047 km (0.067 R)
• M4: 2,243,370 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.9

Radius: 13.2

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.4 AU - 3.06 AU

Year: 2959 Days

Day: 11.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,620,410 km

• M1: 164,258 km (0.095 R)
• M2: 602,730 km (0.103 R)
• M3: 1,203,664 km (0.085 R)
• M4: 1,712,596 km (0.1 R)
• M5: 2,208,364 km (0.072 R)
• M6: 2,686,479 km (0.037 R)
• M7: 3,419,807 km (0.118 R)
• M8: 4,440,364 km (0.067 R)
• M9: 4,985,050 km (0.075 R)
• M10: 6,441,684 km (0.111 R)
• M11: 7,527,166 km (0.111 R)
• M12: 8,062,428 km (0.109 R)
• M13: 8,803,535 km (0.085 R)
• M14: 9,512,779 km (0.026 R)
• M15: 12,413,482 km (0.062 R)
• M16: 14,291,234 km (0.058 R)
• M17: 15,697,753 km (0.089 R)
• M18: 17,023,789 km (0.093 R)
• M19: 18,125,428 km (0.049 R)
• M20: 20,406,646 km (0.084 R)
• M21: 23,011,892 km (0.081 R)
• M22: 23,572,585 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.8

Radius: 10.4

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.15 AU - 3.73 AU

Year: 4185 Days

Day: 8.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,620,410 km

• M1: 129,402 km (0.087 R)
• M2: 469,289 km (0.111 R)
• M3: 963,859 km (0.095 R)
• M4: 1,301,352 km (0.083 R)
• M5: 1,948,063 km (0.049 R)
• M6: 2,548,400 km (0.085 R)
• M7: 2,990,461 km (0.105 R)
• M8: 3,686,690 km (0.113 R)
• M9: 4,323,528 km (0.087 R)
• M10: 4,779,353 km (0.037 R)
• M11: 5,988,104 km (0.112 R)
• M12: 6,996,543 km (0.12 R)
• M13: 7,524,623 km (0.064 R)
• M14: 8,623,420 km (0.05 R)
• M15: 9,153,295 km (0.106 R)
• M16: 9,624,678 km (0.1 R)
• M17: 10,320,159 km (0.099 R)
• M18: 12,042,329 km (0.118 R)
• M19: 13,491,634 km (0.072 R)
• M20: 14,051,279 km (0.037 R)
• M21: 14,626,184 km (0.054 R)
• M22: 17,981,514 km (0.079 R)
• M23: 20,263,331 km (0.081 R)
• M24: 22,026,940 km (0.104 R)
• M25: 23,817,028 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.4

Radius: 13.6

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.25 AU - 4.29 AU

Year: 4802 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,620,410 km

• M1: 173,683 km (0.114 R)
• M2: 660,774 km (0.049 R)
• M3: 1,099,544 km (0.096 R)
• M4: 1,625,381 km (0.06 R)
• M5: 2,246,362 km (0.105 R)
• M6: 3,076,480 km (0.085 R)
• M7: 4,237,360 km (0.078 R)
• M8: 5,161,875 km (0.083 R)
• M9: 6,395,608 km (0.116 R)
• M10: 7,147,038 km (0.086 R)
• M11: 8,714,375 km (0.083 R)
• M12: 9,284,642 km (0.1 R)
• M13: 11,457,551 km (0.114 R)
• M14: 13,848,574 km (0.061 R)
• M15: 14,312,028 km (0.044 R)
• M16: 15,269,903 km (0.043 R)
• M17: 15,876,074 km (0.095 R)
• M18: 17,671,248 km (0.108 R)
• M19: 18,094,610 km (0.08 R)
• M20: 19,151,220 km (0.113 R)
• M21: 23,428,074 km (0.073 R)
• M22: 24,833,695 km (0.094 R)
• M23: 26,294,668 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.5

Radius: 12

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.02 AU - 4.86 AU

Year: 5130 Days

Day: 10.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,620,410 km

• M1: 428,747 km (0.074 R)
• M2: 813,364 km (0.084 R)
• M3: 1,498,372 km (0.094 R)
• M4: 4,156,876 km (0.065 R)
• M5: 5,806,043 km (0.03 R)
• M6: 6,704,977 km (0.085 R)
• M7: 7,354,231 km (0.105 R)
• M8: 10,942,635 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.6

Radius: 11.5

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.18 AU - 5.88 AU

Year: 8531 Days

Day: 11.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,620,410 km

• M1: 143,315 km (0.065 R)
• M2: 647,310 km (0.1 R)
• M3: 1,122,582 km (0.103 R)
• M4: 1,489,696 km (0.089 R)
• M5: 2,002,966 km (0.076 R)
• M6: 2,554,084 km (0.11 R)
• M7: 3,485,032 km (0.066 R)
• M8: 3,962,997 km (0.068 R)
• M9: 4,807,028 km (0.062 R)
• M10: 5,433,694 km (0.096 R)
• M11: 6,008,598 km (0.068 R)
• M12: 7,161,250 km (0.102 R)
• M13: 7,727,927 km (0.115 R)
• M14: 8,411,888 km (0.101 R)
• M15: 15,022,169 km (0.12 R)
• M16: 20,136,771 km (0.047 R)
• M17: 21,102,724 km (0.096 R)
• M18: 26,117,395 km (0.104 R)
• M19: 29,973,130 km (0.062 R)
• M20: 30,598,150 km (0.09 R)
• M21: 32,090,389 km (0.096 R)
• M22: 32,854,535 km (0.113 R)
• M23: 35,682,683 km (0.118 R)
• M24: 36,621,110 km (0.118 R)
• M25: 38,669,404 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.9

Radius: 4.8

Gravity: 27.6 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 10.28 AU - 10.92 AU

Year: 22640 Days

Day: 24.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,620,410 km

• M1: 72,405 km (0.048 R)
• M2: 240,853 km (0.061 R)
• M3: 723,754 km (0.064 R)
• M4: 1,173,296 km (0.101 R)
• M5: 1,593,068 km (0.099 R)
• M6: 2,577,721 km (0.027 R)
• M7: 2,902,498 km (0.042 R)
• M8: 3,603,364 km (0.092 R)
• M9: 4,765,291 km (0.099 R)
• M10: 7,110,985 km (0.097 R)
• M11: 7,548,559 km (0.098 R)
• M12: 8,748,184 km (0.109 R)
• M13: 9,193,687 km (0.105 R)
• M14: 11,783,824 km (0.057 R)
• M15: 17,988,097 km (0.106 R)
• M16: 18,707,513 km (0.12 R)
• M17: 19,166,778 km (0.096 R)
• M18: 20,882,666 km (0.072 R)
• M19: 22,285,894 km (0.071 R)
• M20: 24,946,193 km (0.05 R)
• M21: 25,953,435 km (0.074 R)
• M22: 28,893,333 km (0.091 R)
• M23: 31,917,155 km (0.084 R)
• M24: 32,178,352 km (0.115 R)
• M25: 33,103,466 km (0.088 R)
• M26: 34,455,681 km (0.115 R)
• M27: 36,268,059 km (0.09 R)
• M28: 38,143,119 km (0.077 R)
• M29: 38,732,833 km (0.115 R)
• M30: 40,844,557 km (0.107 R)
• M31: 40,998,194 km (0.082 R)
• M32: 42,399,029 km (0.081 R)
• M33: 44,967,624 km (0.106 R)
• M34: 45,956,915 km (0.076 R)
• M35: 64,442,125 km (0.099 R)
• M36: 65,278,228 km (0.092 R)
• M37: 66,333,491 km (0.1 R)
• M38: 67,185,900 km (0.115 R)
• M39: 70,668,538 km (0.066 R)
• M40: 71,334,697 km (0.11 R)
• M41: 74,041,073 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 16,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit