🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.52 AU - 0.66 AU

Year: 170 Days

Day: 45.4 Hours

Environment

Temp: 215 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.93 AU - 1.09 AU

Year: 380 Days

Day: 33.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 113,241,868 km

• M1: 350,807 km (0.068 R)
• M2: 818,300 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.08 AU - 2.62 AU

Year: 1350 Days

Day: 45 Hours

Environment

Temp: -87 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,241,868 km

• M1: 1,092,513 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.54 AU - 3.52 AU

Year: 1976 Days

Day: 20.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 113,241,868 km

• M1: 11,070 km (0.076 R)
• M2: 289,472 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.57 AU - 4.45 AU

Year: 3009 Days

Day: 31 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.6

Radius: 14.2

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.1 AU - 6.94 AU

Year: 6239 Days

Day: 6.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 113,241,868 km

• M1: 181,911 km (0.073 R)
• M2: 827,725 km (0.094 R)
• M3: 2,446,524 km (0.119 R)
• M4: 4,075,794 km (0.057 R)
• M5: 5,027,835 km (0.055 R)
• M6: 5,850,623 km (0.119 R)
• M7: 8,865,469 km (0.091 R)
• M8: 10,417,697 km (0.087 R)
• M9: 12,491,572 km (0.045 R)
• M10: 14,328,185 km (0.111 R)
• M11: 14,884,539 km (0.093 R)
• M12: 16,762,441 km (0.107 R)
• M13: 18,662,334 km (0.078 R)
• M14: 24,980,152 km (0.117 R)
• M15: 25,705,552 km (0.084 R)
• M16: 26,778,318 km (0.112 R)
• M17: 27,966,724 km (0.118 R)
• M18: 30,814,917 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.1

Radius: 12.7

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.12 AU - 9.24 AU

Year: 9583 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 113,241,868 km

• M1: 159,172 km (0.111 R)
• M2: 655,687 km (0.084 R)
• M3: 1,245,851 km (0.076 R)
• M4: 1,676,693 km (0.102 R)
• M5: 2,194,002 km (0.092 R)
• M6: 3,374,629 km (0.102 R)
• M7: 3,786,621 km (0.064 R)
• M8: 4,564,979 km (0.08 R)
• M9: 5,230,241 km (0.1 R)
• M10: 5,727,803 km (0.108 R)
• M11: 6,226,862 km (0.096 R)
• M12: 7,550,803 km (0.095 R)
• M13: 9,211,339 km (0.077 R)
• M14: 10,446,120 km (0.106 R)
• M15: 13,650,058 km (0.074 R)
• M16: 17,337,047 km (0.104 R)
• M17: 19,278,977 km (0.079 R)
• M18: 19,736,746 km (0.081 R)
• M19: 22,493,835 km (0.067 R)
• M20: 24,954,122 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.3

Radius: 3.3

Gravity: 50.53 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 11.65 AU - 18.97 AU

Year: 22449 Days

Day: 16.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 113,241,868 km

• M1: 42,785 km (0.076 R)
• M2: 371,751 km (0.054 R)
• M3: 486,343 km (0.087 R)
• M4: 1,006,794 km (0.08 R)
• M5: 1,577,510 km (0.108 R)
• M6: 1,808,489 km (0.081 R)
• M7: 4,466,544 km (0.109 R)
• M8: 4,927,754 km (0.057 R)
• M9: 5,188,802 km (0.078 R)
• M10: 8,914,388 km (0.111 R)
• M11: 9,245,747 km (0.054 R)
• M12: 10,409,618 km (0.042 R)
• M13: 12,675,278 km (0.1 R)
• M14: 13,594,108 km (0.097 R)
• M15: 14,405,677 km (0.078 R)
• M16: 20,150,684 km (0.064 R)
• M17: 21,203,853 km (0.078 R)
• M18: 22,800,361 km (0.089 R)
• M19: 24,261,633 km (0.103 R)
• M20: 27,253,590 km (0.085 R)
• M21: 27,600,508 km (0.101 R)
• M22: 30,981,420 km (0.109 R)
• M23: 35,582,602 km (0.025 R)
• M24: 36,976,106 km (0.076 R)
• M25: 38,696,032 km (0.098 R)
• M26: 41,374,582 km (0.032 R)
• M27: 41,527,023 km (0.107 R)
• M28: 41,832,801 km (0.104 R)
• M29: 44,015,434 km (0.116 R)
• M30: 57,579,024 km (0.085 R)
• M31: 58,917,027 km (0.114 R)
• M32: 61,456,750 km (0.106 R)
• M33: 63,661,823 km (0.091 R)
• M34: 69,296,875 km (0.053 R)
• M35: 71,028,171 km (0.057 R)
• M36: 71,246,584 km (0.115 R)
• M37: 71,465,596 km (0.056 R)
• M38: 75,937,674 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.9

Radius: 7.6

Gravity: 15.86 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.99 AU - 22.31 AU

Year: 31404 Days

Day: 17.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 113,241,868 km

• M1: 95,593 km (0.069 R)
• M2: 468,840 km (0.076 R)
• M3: 721,959 km (0.041 R)
• M4: 1,127,519 km (0.106 R)
• M5: 1,453,343 km (0.059 R)
• M6: 3,368,346 km (0.054 R)
• M7: 4,463,701 km (0.045 R)
• M8: 4,781,298 km (0.096 R)
• M9: 5,687,412 km (0.059 R)
• M10: 7,227,821 km (0.065 R)
• M11: 9,798,661 km (0.11 R)
• M12: 13,487,894 km (0.089 R)
• M13: 13,817,907 km (0.108 R)
• M14: 14,153,305 km (0.117 R)
• M15: 14,408,369 km (0.079 R)
• M16: 20,719,455 km (0.105 R)
• M17: 22,170,853 km (0.106 R)
• M18: 24,169,630 km (0.092 R)
• M19: 29,894,741 km (0.107 R)
• M20: 30,456,032 km (0.118 R)
• M21: 32,182,392 km (0.119 R)
• M22: 32,476,351 km (0.093 R)
• M23: 41,626,505 km (0.09 R)
• M24: 42,326,474 km (0.09 R)
• M25: 45,758,847 km (0.1 R)
• M26: 59,118,984 km (0.057 R)
• M27: 64,557,166 km (0.08 R)
• M28: 72,565,888 km (0.072 R)
• M29: 79,056,042 km (0.069 R)
• M30: 80,398,832 km (0.055 R)
• M31: 82,304,261 km (0.116 R)
• M32: 83,130,041 km (0.056 R)
• M33: 101,456,528 km (0.063 R)
• M34: 105,612,955 km (0.087 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 13,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit