🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.73 AU - 1.15 AU

Year: 343 Days

Day: 15.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.01 AU - 1.23 AU

Year: 447 Days

Day: 19.3 Hours

Environment

Temp: -11 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.34 AU - 1.86 AU

Year: 762 Days

Day: 33.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730

Radius: 10.7

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.91 AU - 5.33 AU

Year: 3741 Days

Day: 12.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,536,298 km

• M1: 155,432 km (0.105 R)
• M2: 542,591 km (0.106 R)
• M3: 1,135,747 km (0.032 R)
• M4: 1,520,662 km (0.101 R)
• M5: 2,530,747 km (0.044 R)
• M6: 3,351,142 km (0.037 R)
• M7: 4,203,999 km (0.094 R)
• M8: 4,865,372 km (0.095 R)
• M9: 5,816,365 km (0.099 R)
• M10: 6,247,506 km (0.075 R)
• M11: 8,296,249 km (0.098 R)
• M12: 10,972,405 km (0.089 R)
• M13: 11,365,249 km (0.109 R)
• M14: 14,331,925 km (0.083 R)
• M15: 16,784,432 km (0.038 R)
• M16: 19,759,336 km (0.1 R)
• M17: 21,744,798 km (0.111 R)
• M18: 23,211,456 km (0.035 R)
• M19: 24,151,828 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.4

Radius: 7.4

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 15.78 AU - 18.74 AU

Year: 27014 Days

Day: 16.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 93,536,298 km

• M1: 92,152 km (0.047 R)
• M2: 369,806 km (0.096 R)
• M3: 834,307 km (0.117 R)
• M4: 1,197,980 km (0.112 R)
• M5: 1,593,517 km (0.088 R)
• M6: 2,246,511 km (0.108 R)
• M7: 2,798,677 km (0.075 R)
• M8: 3,408,438 km (0.095 R)
• M9: 3,905,103 km (0.108 R)
• M10: 4,484,645 km (0.067 R)
• M11: 4,889,457 km (0.119 R)
• M12: 5,398,838 km (0.071 R)
• M13: 6,340,855 km (0.089 R)
• M14: 6,994,748 km (0.089 R)
• M15: 9,111,258 km (0.057 R)
• M16: 11,152,222 km (0.098 R)
• M17: 11,757,794 km (0.119 R)
• M18: 13,706,456 km (0.032 R)
• M19: 14,637,852 km (0.066 R)
• M20: 15,944,590 km (0.057 R)
• M21: 17,775,369 km (0.1 R)
• M22: 18,139,340 km (0.11 R)
• M23: 20,727,683 km (0.104 R)
• M24: 21,029,571 km (0.087 R)
• M25: 22,162,027 km (0.042 R)
• M26: 24,102,012 km (0.117 R)
• M27: 27,825,503 km (0.08 R)
• M28: 30,208,597 km (0.102 R)
• M29: 32,860,519 km (0.098 R)
• M30: 37,718,410 km (0.108 R)
• M31: 40,317,673 km (0.097 R)
• M32: 40,946,284 km (0.119 R)
• M33: 42,546,083 km (0.119 R)
• M34: 46,727,194 km (0.048 R)
• M35: 50,808,523 km (0.107 R)
• M36: 59,671,898 km (0.1 R)
• M37: 64,895,407 km (0.118 R)
• M38: 86,996,697 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.4

Radius: 6.9

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 18.36 AU - 19.46 AU

Year: 30979 Days

Day: 16.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 93,536,298 km

• M1: 86,168 km (0.063 R)
• M2: 440,566 km (0.079 R)
• M3: 833,410 km (0.063 R)
• M4: 1,080,845 km (0.095 R)
• M5: 2,951,416 km (0.06 R)
• M6: 3,758,796 km (0.116 R)
• M7: 4,231,376 km (0.086 R)
• M8: 4,592,804 km (0.068 R)
• M9: 5,801,555 km (0.104 R)
• M10: 6,021,913 km (0.036 R)
• M11: 6,479,533 km (0.08 R)
• M12: 7,619,917 km (0.085 R)
• M13: 8,376,434 km (0.081 R)
• M14: 9,005,044 km (0.098 R)
• M15: 10,101,147 km (0.111 R)
• M16: 11,283,270 km (0.079 R)
• M17: 11,558,081 km (0.09 R)
• M18: 13,225,649 km (0.105 R)
• M19: 14,236,033 km (0.1 R)
• M20: 14,965,023 km (0.061 R)
• M21: 15,549,053 km (0.077 R)
• M22: 20,271,110 km (0.068 R)
• M23: 21,089,410 km (0.111 R)
• M24: 22,142,878 km (0.109 R)
• M25: 25,278,749 km (0.092 R)
• M26: 26,346,429 km (0.12 R)
• M27: 26,587,730 km (0.102 R)
• M28: 27,443,879 km (0.066 R)
• M29: 29,340,182 km (0.099 R)
• M30: 36,889,638 km (0.049 R)
• M31: 37,343,368 km (0.097 R)
• M32: 41,433,075 km (0.101 R)
• M33: 50,861,032 km (0.077 R)
• M34: 60,149,713 km (0.104 R)
• M35: 64,861,448 km (0.082 R)
• M36: 74,528,313 km (0.094 R)
• M37: 74,769,465 km (0.039 R)
• M38: 75,983,152 km (0.086 R)
• M39: 76,472,337 km (0.097 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 10,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit