🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.4 AU - 0.62 AU

Year: 155 Days

Day: 46.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,588,624 km

• M1: 31,416 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.48 AU - 0.7 AU

Year: 192 Days

Day: 44.5 Hours

Environment

Temp: 44 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.64 AU - 0.94 AU

Year: 298 Days

Day: 15 Hours

Environment

Temp: -13 °C

Axial Tilt: 45.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.75 AU - 0.97 AU

Year: 339 Days

Day: 34 Hours

Environment

Temp: -30 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.73 AU - 1.07 AU

Year: 363 Days

Day: 35.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 95.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,588,624 km

• M1: 24,085 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.41 AU - 1.95 AU

Year: 925 Days

Day: 26.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.98 AU - 2.36 AU

Year: 1357 Days

Day: 35.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.9

Radius: 13.3

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.67 AU - 6.65 AU

Year: 6492 Days

Day: 8.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 136.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,588,624 km

• M1: 165,754 km (0.038 R)
• M2: 826,528 km (0.086 R)
• M3: 1,327,232 km (0.114 R)
• M4: 1,790,687 km (0.104 R)
• M5: 2,676,156 km (0.064 R)
• M6: 3,345,158 km (0.078 R)
• M7: 5,047,881 km (0.092 R)
• M8: 6,808,797 km (0.073 R)
• M9: 7,944,245 km (0.119 R)
• M10: 8,577,942 km (0.066 R)
• M11: 9,287,933 km (0.094 R)
• M12: 11,113,626 km (0.094 R)
• M13: 13,718,723 km (0.065 R)
• M14: 14,457,886 km (0.038 R)
• M15: 15,585,705 km (0.102 R)
• M16: 16,327,710 km (0.12 R)
• M17: 17,028,576 km (0.113 R)
• M18: 18,286,096 km (0.083 R)
• M19: 19,251,750 km (0.04 R)
• M20: 20,106,253 km (0.064 R)
• M21: 22,664,975 km (0.105 R)
• M22: 23,377,061 km (0.086 R)
• M23: 24,185,787 km (0.057 R)
• M24: 24,679,909 km (0.104 R)
• M25: 28,420,753 km (0.111 R)
• M26: 30,473,834 km (0.107 R)
• M27: 31,341,651 km (0.107 R)
• M28: 33,126,504 km (0.114 R)
• M29: 33,634,089 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.2

Radius: 7.3

Gravity: 15.6 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 14.58 AU - 15.18 AU

Year: 24371 Days

Day: 24.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 92,588,624 km

• M1: 90,806 km (0.057 R)
• M2: 378,632 km (0.073 R)
• M3: 705,354 km (0.034 R)
• M4: 947,403 km (0.032 R)
• M5: 1,201,570 km (0.043 R)
• M6: 1,484,609 km (0.118 R)
• M7: 2,441,288 km (0.105 R)
• M8: 3,207,827 km (0.072 R)
• M9: 3,694,319 km (0.042 R)
• M10: 4,551,814 km (0.035 R)
• M11: 5,878,448 km (0.089 R)
• M12: 7,757,248 km (0.086 R)
• M13: 8,919,175 km (0.113 R)
• M14: 10,578,215 km (0.066 R)
• M15: 10,840,311 km (0.117 R)
• M16: 12,651,642 km (0.076 R)
• M17: 13,783,798 km (0.109 R)
• M18: 14,736,886 km (0.035 R)
• M19: 16,685,399 km (0.105 R)
• M20: 17,311,017 km (0.113 R)
• M21: 18,514,232 km (0.099 R)
• M22: 21,606,570 km (0.067 R)
• M23: 27,415,455 km (0.098 R)
• M24: 37,725,292 km (0.12 R)
• M25: 38,957,380 km (0.034 R)
• M26: 41,827,415 km (0.111 R)
• M27: 52,408,472 km (0.112 R)
• M28: 68,424,720 km (0.101 R)
• M29: 69,107,335 km (0.074 R)
• M30: 73,774,340 km (0.1 R)
• M31: 75,456,268 km (0.112 R)
• M32: 78,647,191 km (0.091 R)
• M33: 81,162,081 km (0.1 R)
• M34: 87,415,721 km (0.099 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 19,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit