🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.56 AU - 0.66 AU

Year: 181 Days

Day: 37.6 Hours

Environment

Temp: 188 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 80,246,237 km

• M1: 43,234 km (0.12 R)
• M2: 318,943 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.69 AU - 0.79 AU

Year: 242 Days

Day: 28.9 Hours

Environment

Temp: 159 °C

Axial Tilt: 143.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.82 AU - 0.86 AU

Year: 293 Days

Day: 29.1 Hours

Environment

Temp: 47 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 80,246,237 km

• M1: 18,401 km (0.09 R)
• M2: 220,657 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.83 AU - 0.97 AU

Year: 325 Days

Day: 18.6 Hours

Environment

Temp: 29 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.31 AU - 1.87 AU

Year: 763 Days

Day: 27.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.1

Radius: 14.1

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.66 AU - 6.78 AU

Year: 5209 Days

Day: 5.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,246,237 km

• M1: 194,627 km (0.079 R)
• M2: 846,574 km (0.112 R)
• M3: 1,409,511 km (0.094 R)
• M4: 2,040,665 km (0.111 R)
• M5: 2,620,955 km (0.071 R)
• M6: 3,187,631 km (0.103 R)
• M7: 5,879,047 km (0.088 R)
• M8: 7,570,251 km (0.115 R)
• M9: 8,174,626 km (0.068 R)
• M10: 8,729,784 km (0.118 R)
• M11: 9,827,683 km (0.066 R)
• M12: 10,273,783 km (0.081 R)
• M13: 10,733,498 km (0.117 R)
• M14: 12,607,211 km (0.029 R)
• M15: 15,813,991 km (0.109 R)
• M16: 16,552,855 km (0.112 R)
• M17: 17,638,636 km (0.039 R)
• M18: 18,635,556 km (0.119 R)
• M19: 19,459,990 km (0.093 R)
• M20: 20,165,494 km (0.069 R)
• M21: 23,081,156 km (0.092 R)
• M22: 26,523,852 km (0.061 R)
• M23: 27,303,855 km (0.072 R)
• M24: 27,743,823 km (0.106 R)
• M25: 28,367,646 km (0.115 R)
• M26: 29,458,813 km (0.067 R)
• M27: 33,801,340 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.8

Radius: 12.7

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.09 AU - 10.91 AU

Year: 11150 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,246,237 km

• M1: 160,219 km (0.065 R)
• M2: 558,598 km (0.11 R)
• M3: 1,471,295 km (0.105 R)
• M4: 1,943,725 km (0.067 R)
• M5: 4,418,972 km (0.072 R)
• M6: 6,640,201 km (0.076 R)
• M7: 25,709,292 km (0.048 R)
• M8: 30,030,426 km (0.109 R)
• M9: 30,759,865 km (0.098 R)
• M10: 33,239,899 km (0.104 R)
• M11: 41,604,963 km (0.114 R)
• M12: 42,904,221 km (0.098 R)
• M13: 44,633,273 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.1

Radius: 4.8

Gravity: 23.22 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 14.81 AU - 17.31 AU

Year: 24508 Days

Day: 23.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,246,237 km

• M1: 59,989 km (0.055 R)
• M2: 467,793 km (0.094 R)
• M3: 901,926 km (0.063 R)
• M4: 1,637,947 km (0.08 R)
• M5: 1,801,158 km (0.031 R)
• M6: 2,889,333 km (0.118 R)
• M7: 4,088,510 km (0.11 R)
• M8: 4,529,524 km (0.098 R)
• M9: 5,230,241 km (0.092 R)
• M10: 6,843,803 km (0.115 R)
• M11: 7,173,517 km (0.108 R)
• M12: 7,366,648 km (0.089 R)
• M13: 10,023,057 km (0.116 R)
• M14: 10,634,015 km (0.116 R)
• M15: 11,399,807 km (0.081 R)
• M16: 13,546,835 km (0.1 R)
• M17: 15,786,166 km (0.12 R)
• M18: 23,008,302 km (0.082 R)
• M19: 23,640,952 km (0.061 R)
• M20: 25,384,365 km (0.1 R)
• M21: 27,563,707 km (0.04 R)
• M22: 28,276,990 km (0.098 R)
• M23: 29,369,952 km (0.111 R)
• M24: 41,734,066 km (0.097 R)
• M25: 42,516,463 km (0.11 R)
• M26: 42,990,538 km (0.051 R)
• M27: 52,318,415 km (0.116 R)
• M28: 55,829,925 km (0.101 R)
• M29: 56,970,609 km (0.096 R)
• M30: 57,354,328 km (0.082 R)
• M31: 57,546,860 km (0.085 R)
• M32: 58,515,656 km (0.117 R)
• M33: 61,085,598 km (0.044 R)
• M34: 61,891,182 km (0.115 R)
• M35: 64,975,292 km (0.103 R)
• M36: 70,340,620 km (0.098 R)
• M37: 71,447,943 km (0.087 R)
• M38: 71,894,044 km (0.039 R)
• M39: 74,381,408 km (0.092 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: 224 - 15,794 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit