🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.5 AU - 0.6 AU

Year: 153 Days

Day: 22.6 Hours

Environment

Temp: 136 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.19 AU - 1.37 AU

Year: 543 Days

Day: 13.7 Hours

Environment

Temp: -20 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.37 AU - 2.01 AU

Year: 823 Days

Day: 45.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,584,392 km

• M1: 238,459 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.46 AU - 4.52 AU

Year: 2987 Days

Day: 32.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,584,392 km

• M1: 387,010 km (0.098 R)
• M2: 897,288 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.1

Radius: 9.9

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.62 AU - 5.64 AU

Year: 5006 Days

Day: 11.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,584,392 km

• M1: 123,119 km (0.1 R)
• M2: 501,901 km (0.06 R)
• M3: 845,378 km (0.063 R)
• M4: 1,153,699 km (0.104 R)
• M5: 1,906,475 km (0.034 R)
• M6: 2,406,880 km (0.101 R)
• M7: 3,153,673 km (0.092 R)
• M8: 3,835,540 km (0.117 R)
• M9: 4,976,822 km (0.058 R)
• M10: 5,626,077 km (0.094 R)
• M11: 6,013,685 km (0.055 R)
• M12: 6,360,153 km (0.064 R)
• M13: 8,261,842 km (0.048 R)
• M14: 10,723,624 km (0.065 R)
• M15: 11,628,093 km (0.069 R)
• M16: 14,441,281 km (0.116 R)
• M17: 16,142,957 km (0.083 R)
• M18: 16,984,893 km (0.038 R)
• M19: 18,939,988 km (0.116 R)
• M20: 22,801,857 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250

Radius: 7.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 11.56 AU - 13.48 AU

Year: 16601 Days

Day: 21.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,584,392 km

• M1: 97,388 km (0.101 R)
• M2: 367,263 km (0.102 R)
• M3: 695,481 km (0.079 R)
• M4: 1,183,319 km (0.104 R)
• M5: 2,031,090 km (0.056 R)
• M6: 2,485,569 km (0.084 R)
• M7: 2,984,029 km (0.1 R)
• M8: 3,448,829 km (0.11 R)
• M9: 4,552,413 km (0.032 R)
• M10: 5,298,757 km (0.102 R)
• M11: 5,564,891 km (0.063 R)
• M12: 6,720,236 km (0.111 R)
• M13: 9,161,224 km (0.065 R)
• M14: 10,192,851 km (0.092 R)
• M15: 11,854,584 km (0.053 R)
• M16: 13,381,230 km (0.112 R)
• M17: 14,065,042 km (0.032 R)
• M18: 14,512,190 km (0.09 R)
• M19: 19,597,620 km (0.089 R)
• M20: 22,407,068 km (0.066 R)
• M21: 22,754,285 km (0.101 R)
• M22: 24,088,399 km (0.107 R)
• M23: 25,006,331 km (0.118 R)
• M24: 26,523,254 km (0.035 R)
• M25: 29,948,746 km (0.106 R)
• M26: 31,332,825 km (0.076 R)
• M27: 31,767,108 km (0.091 R)
• M28: 34,457,925 km (0.068 R)
• M29: 37,662,461 km (0.069 R)
• M30: 45,207,130 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407.5

Radius: 7.1

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 15.7 AU - 16.9 AU

Year: 24661 Days

Day: 21 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,584,392 km

• M1: 96,939 km (0.087 R)
• M2: 600,336 km (0.118 R)
• M3: 936,632 km (0.045 R)
• M4: 1,410,110 km (0.119 R)
• M5: 1,918,144 km (0.118 R)
• M6: 3,185,687 km (0.082 R)
• M7: 3,460,498 km (0.118 R)
• M8: 3,751,017 km (0.101 R)
• M9: 4,185,150 km (0.102 R)
• M10: 4,515,462 km (0.113 R)
• M11: 7,195,508 km (0.055 R)
• M12: 7,621,862 km (0.117 R)
• M13: 8,577,194 km (0.116 R)
• M14: 8,894,790 km (0.095 R)
• M15: 9,666,566 km (0.09 R)
• M16: 12,249,672 km (0.093 R)
• M17: 14,877,957 km (0.078 R)
• M18: 23,504,967 km (0.109 R)
• M19: 24,023,024 km (0.057 R)
• M20: 24,654,776 km (0.098 R)
• M21: 24,974,766 km (0.094 R)
• M22: 26,728,203 km (0.106 R)
• M23: 31,593,275 km (0.102 R)
• M24: 32,351,288 km (0.032 R)
• M25: 33,641,719 km (0.113 R)
• M26: 34,832,069 km (0.077 R)
• M27: 37,017,096 km (0.114 R)
• M28: 40,908,884 km (0.109 R)
• M29: 42,264,540 km (0.044 R)
• M30: 48,152,712 km (0.115 R)
• M31: 48,988,067 km (0.092 R)
• M32: 50,859,985 km (0.118 R)
• M33: 52,075,617 km (0.093 R)
• M34: 58,824,875 km (0.117 R)
• M35: 60,550,337 km (0.058 R)
• M36: 63,102,027 km (0.102 R)
• M37: 64,505,255 km (0.118 R)
• M38: 65,112,922 km (0.1 R)
• M39: 65,520,127 km (0.076 R)
• M40: 67,999,413 km (0.082 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 16,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit