🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.6 AU - 0.64 AU

Year: 185 Days

Day: 23.3 Hours

Environment

Temp: 163 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.8

Radius: 13.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.73 AU - 6.05 AU

Year: 4096 Days

Day: 8.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,304,717 km

• M1: 171,738 km (0.059 R)
• M2: 675,883 km (0.1 R)
• M3: 1,391,410 km (0.047 R)
• M4: 1,827,338 km (0.117 R)
• M5: 2,310,090 km (0.095 R)
• M6: 3,581,373 km (0.119 R)
• M7: 4,519,202 km (0.075 R)
• M8: 4,953,634 km (0.058 R)
• M9: 5,730,646 km (0.111 R)
• M10: 7,634,428 km (0.119 R)
• M11: 8,142,163 km (0.118 R)
• M12: 10,579,861 km (0.101 R)
• M13: 11,258,437 km (0.091 R)
• M14: 13,210,838 km (0.1 R)
• M15: 15,666,936 km (0.099 R)
• M16: 16,251,565 km (0.077 R)
• M17: 16,850,704 km (0.094 R)
• M18: 17,840,144 km (0.109 R)
• M19: 18,349,226 km (0.085 R)
• M20: 24,686,042 km (0.109 R)
• M21: 29,255,958 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.7

Radius: 8.8

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.24 AU - 5.56 AU

Year: 4108 Days

Day: 10 Hours

Environment

Temp: -144 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,304,717 km

• M1: 113,096 km (0.045 R)
• M2: 521,498 km (0.056 R)
• M3: 982,708 km (0.079 R)
• M4: 1,306,289 km (0.078 R)
• M5: 3,170,278 km (0.12 R)
• M6: 3,631,788 km (0.113 R)
• M7: 4,419,420 km (0.106 R)
• M8: 4,739,410 km (0.068 R)
• M9: 5,022,300 km (0.096 R)
• M10: 6,117,655 km (0.108 R)
• M11: 6,964,379 km (0.104 R)
• M12: 7,501,735 km (0.051 R)
• M13: 8,285,478 km (0.03 R)
• M14: 8,621,475 km (0.073 R)
• M15: 15,763,876 km (0.09 R)
• M16: 17,408,405 km (0.113 R)
• M17: 18,970,656 km (0.089 R)
• M18: 20,286,070 km (0.107 R)
• M19: 22,732,743 km (0.087 R)
• M20: 23,171,065 km (0.112 R)
• M21: 24,064,613 km (0.089 R)
• M22: 24,596,433 km (0.093 R)
• M23: 25,213,674 km (0.106 R)
• M24: 26,158,983 km (0.115 R)
• M25: 27,538,275 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.8

Radius: 10.5

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.71 AU - 11.59 AU

Year: 12248 Days

Day: 8.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,304,717 km

• M1: 130,599 km (0.102 R)
• M2: 826,678 km (0.095 R)
• M3: 1,261,409 km (0.076 R)
• M4: 3,186,135 km (0.054 R)
• M5: 5,026,488 km (0.107 R)
• M6: 5,924,973 km (0.08 R)
• M7: 6,258,577 km (0.07 R)
• M8: 10,857,215 km (0.088 R)
• M9: 12,245,782 km (0.112 R)
• M10: 14,276,723 km (0.101 R)
• M11: 27,413,511 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.8

Radius: 13.6

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 11.54 AU - 11.86 AU

Year: 15157 Days

Day: 9.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 100.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,304,717 km

• M1: 169,195 km (0.028 R)
• M2: 659,727 km (0.07 R)
• M3: 1,651,112 km (0.11 R)
• M4: 3,487,126 km (0.109 R)
• M5: 4,036,001 km (0.117 R)
• M6: 6,468,014 km (0.107 R)
• M7: 7,258,040 km (0.111 R)
• M8: 7,789,412 km (0.049 R)
• M9: 8,299,391 km (0.087 R)
• M10: 8,831,510 km (0.082 R)
• M11: 9,541,801 km (0.074 R)
• M12: 11,019,080 km (0.105 R)
• M13: 11,484,928 km (0.083 R)
• M14: 13,219,814 km (0.119 R)
• M15: 13,947,159 km (0.107 R)
• M16: 17,911,353 km (0.082 R)
• M17: 18,475,038 km (0.079 R)
• M18: 19,217,043 km (0.049 R)
• M19: 21,382,921 km (0.095 R)
• M20: 22,109,219 km (0.111 R)
• M21: 25,989,788 km (0.109 R)
• M22: 27,343,050 km (0.07 R)
• M23: 32,391,081 km (0.109 R)
• M24: 38,028,676 km (0.111 R)
• M25: 38,692,891 km (0.091 R)
• M26: 42,272,170 km (0.072 R)
• M27: 46,367,411 km (0.085 R)
• M28: 49,135,570 km (0.049 R)
• M29: 50,400,570 km (0.119 R)
• M30: 57,748,817 km (0.078 R)
• M31: 58,980,008 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.6

Radius: 3.4

Gravity: 85.78 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.85 AU - 16.03 AU

Year: 18662 Days

Day: 20.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 51,304,717 km

• M1: 42,785 km (0.054 R)
• M2: 173,833 km (0.067 R)
• M3: 287,527 km (0.113 R)
• M4: 398,080 km (0.098 R)
• M5: 579,393 km (0.069 R)
• M6: 1,826,291 km (0.099 R)
• M7: 3,270,957 km (0.101 R)
• M8: 3,474,560 km (0.101 R)
• M9: 4,479,110 km (0.116 R)
• M10: 4,990,435 km (0.103 R)
• M11: 5,221,265 km (0.07 R)
• M12: 6,528,002 km (0.114 R)
• M13: 10,126,878 km (0.109 R)
• M14: 11,929,233 km (0.112 R)
• M15: 12,551,112 km (0.098 R)
• M16: 13,934,294 km (0.097 R)
• M17: 14,623,641 km (0.085 R)
• M18: 15,904,797 km (0.078 R)
• M19: 20,485,184 km (0.075 R)
• M20: 22,706,114 km (0.091 R)
• M21: 29,072,401 km (0.069 R)
• M22: 29,692,634 km (0.119 R)
• M23: 39,325,839 km (0.088 R)
• M24: 41,317,735 km (0.09 R)
• M25: 43,215,234 km (0.097 R)
• M26: 48,038,719 km (0.105 R)
• M27: 49,605,607 km (0.1 R)
• M28: 51,747,250 km (0.111 R)
• M29: 52,657,553 km (0.093 R)
• M30: 67,189,041 km (0.077 R)
• M31: 68,490,094 km (0.086 R)
• M32: 68,927,369 km (0.097 R)
• M33: 71,142,165 km (0.103 R)
• M34: 72,267,141 km (0.12 R)
• M35: 73,862,004 km (0.097 R)
• M36: 75,480,054 km (0.091 R)
• M37: 76,180,771 km (0.065 R)
• M38: 80,233,228 km (0.07 R)
• M39: 80,476,025 km (0.099 R)
• M40: 82,189,070 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.9

Radius: 7.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.99 AU - 21.23 AU

Year: 26805 Days

Day: 21.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,304,717 km

• M1: 92,451 km (0.102 R)
• M2: 566,378 km (0.069 R)
• M3: 1,545,047 km (0.069 R)
• M4: 2,195,050 km (0.111 R)
• M5: 4,307,521 km (0.089 R)
• M6: 5,685,168 km (0.097 R)
• M7: 10,084,243 km (0.071 R)
• M8: 10,825,351 km (0.098 R)
• M9: 11,265,019 km (0.109 R)
• M10: 14,221,372 km (0.069 R)
• M11: 18,969,160 km (0.057 R)
• M12: 27,107,433 km (0.037 R)
• M13: 30,446,009 km (0.096 R)
• M14: 31,654,161 km (0.078 R)
• M15: 33,008,321 km (0.109 R)
• M16: 34,400,479 km (0.054 R)
• M17: 40,231,355 km (0.07 R)
• M18: 49,783,628 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 12,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit