🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.52 AU - 0.8 AU

Year: 189 Days

Day: 18.3 Hours

Environment

Temp: 173 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,809,138 km

• M1: 20,196 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.82 AU - 1.2 AU

Year: 358 Days

Day: 45.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,809,138 km

• M1: 16,157 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.13 AU - 1.73 AU

Year: 604 Days

Day: 39.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 80,809,138 km

• M1: 26,180 km (0.11 R)
• M2: 674,238 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.48 AU - 2.42 AU

Year: 962 Days

Day: 25 Hours

Environment

Temp: -58 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.25 AU - 2.59 AU

Year: 1329 Days

Day: 46.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.38 AU - 5.52 AU

Year: 3889 Days

Day: 44.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.4

Radius: 9.9

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 10.45 AU - 15.25 AU

Year: 16265 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,809,138 km

• M1: 123,418 km (0.119 R)
• M2: 838,197 km (0.054 R)
• M3: 1,295,069 km (0.113 R)
• M4: 1,931,458 km (0.054 R)
• M5: 2,422,289 km (0.106 R)
• M6: 2,947,676 km (0.057 R)
• M7: 3,339,024 km (0.099 R)
• M8: 4,378,730 km (0.071 R)
• M9: 7,301,124 km (0.054 R)
• M10: 8,543,684 km (0.083 R)
• M11: 15,368,788 km (0.102 R)
• M12: 16,026,270 km (0.096 R)
• M13: 17,633,251 km (0.055 R)
• M14: 18,927,721 km (0.114 R)
• M15: 19,598,368 km (0.077 R)
• M16: 23,001,570 km (0.08 R)
• M17: 24,055,936 km (0.11 R)
• M18: 28,925,795 km (0.098 R)
• M19: 29,479,756 km (0.112 R)
• M20: 29,927,952 km (0.052 R)
• M21: 31,183,826 km (0.092 R)
• M22: 34,415,289 km (0.044 R)
• M23: 37,077,982 km (0.029 R)
• M24: 40,148,628 km (0.055 R)
• M25: 42,666,958 km (0.072 R)
• M26: 43,096,753 km (0.089 R)
• M27: 44,697,151 km (0.029 R)
• M28: 51,496,225 km (0.064 R)
• M29: 55,310,372 km (0.081 R)
• M30: 59,486,845 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.6

Radius: 7

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 17.48 AU - 17.8 AU

Year: 26161 Days

Day: 24.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,809,138 km

• M1: 104,419 km (0.101 R)
• M2: 1,121,386 km (0.078 R)
• M3: 1,640,789 km (0.101 R)
• M4: 2,076,269 km (0.097 R)
• M5: 3,459,750 km (0.104 R)
• M6: 3,916,323 km (0.111 R)
• M7: 4,912,345 km (0.057 R)
• M8: 5,609,920 km (0.101 R)
• M9: 6,504,964 km (0.106 R)
• M10: 6,823,608 km (0.042 R)
• M11: 9,937,039 km (0.094 R)
• M12: 10,921,393 km (0.112 R)
• M13: 12,104,712 km (0.114 R)
• M14: 12,448,039 km (0.098 R)
• M15: 13,812,371 km (0.036 R)
• M16: 16,414,028 km (0.117 R)
• M17: 17,435,931 km (0.092 R)
• M18: 17,785,840 km (0.068 R)
• M19: 22,357,851 km (0.076 R)
• M20: 27,893,570 km (0.054 R)
• M21: 30,975,885 km (0.112 R)
• M22: 39,284,700 km (0.073 R)
• M23: 46,577,297 km (0.112 R)
• M24: 58,152,283 km (0.064 R)
• M25: 72,852,218 km (0.078 R)
• M26: 78,411,574 km (0.064 R)
• M27: 79,604,318 km (0.044 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 16,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit