🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.76 AU - 0.8 AU

Year: 258 Days

Day: 28.4 Hours

Environment

Temp: 139 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,637,923 km

• M1: 564,582 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.79 AU - 1.01 AU

Year: 320 Days

Day: 30.4 Hours

Environment

Temp: 37 °C

Axial Tilt: 45.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.96 AU - 2.28 AU

Year: 1157 Days

Day: 31.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.9 AU - 3.2 AU

Year: 1996 Days

Day: 25 Hours

Environment

Temp: -121 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,637,923 km

• M1: 113,545 km (0.074 R)
• M2: 1,334,563 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.09 AU - 4.11 AU

Year: 2560 Days

Day: 27.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.65 AU - 3.67 AU

Year: 2624 Days

Day: 15.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,637,923 km

• M1: 87,814 km (0.045 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.79 AU - 4.87 AU

Year: 3376 Days

Day: 16.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,637,923 km

• M1: 44,580 km (0.097 R)

Asteroid Belt

Center: 7.71 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.3

Radius: 8.1

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 10.24 AU - 11.94 AU

Year: 13840 Days

Day: 14.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,637,923 km

• M1: 492,925 km (0.073 R)
• M2: 790,475 km (0.071 R)
• M3: 1,424,321 km (0.102 R)
• M4: 1,773,632 km (0.084 R)
• M5: 4,216,117 km (0.084 R)
• M6: 5,055,959 km (0.078 R)
• M7: 6,240,774 km (0.08 R)
• M8: 6,548,198 km (0.05 R)
• M9: 9,154,193 km (0.05 R)
• M10: 9,360,189 km (0.093 R)
• M11: 11,091,485 km (0.11 R)
• M12: 12,971,183 km (0.081 R)
• M13: 15,263,022 km (0.116 R)
• M14: 15,743,830 km (0.097 R)
• M15: 22,873,066 km (0.087 R)
• M16: 26,586,683 km (0.07 R)
• M17: 28,367,347 km (0.104 R)
• M18: 37,554,152 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.8

Radius: 3.1

Gravity: 84.47 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 11.36 AU - 16.68 AU

Year: 19672 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 146.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 79,637,923 km

• M1: 45,029 km (0.039 R)
• M2: 586,872 km (0.081 R)
• M3: 712,235 km (0.095 R)
• M4: 2,504,268 km (0.098 R)
• M5: 4,359,880 km (0.062 R)
• M6: 4,816,453 km (0.083 R)
• M7: 5,628,470 km (0.102 R)
• M8: 5,884,432 km (0.115 R)
• M9: 7,491,861 km (0.107 R)
• M10: 8,138,723 km (0.047 R)
• M11: 8,759,554 km (0.061 R)
• M12: 12,021,834 km (0.094 R)
• M13: 13,354,004 km (0.081 R)
• M14: 13,946,411 km (0.112 R)
• M15: 17,175,930 km (0.09 R)
• M16: 20,097,876 km (0.103 R)
• M17: 22,651,810 km (0.089 R)
• M18: 23,078,164 km (0.105 R)
• M19: 23,594,875 km (0.05 R)
• M20: 25,269,025 km (0.092 R)
• M21: 27,653,316 km (0.049 R)
• M22: 28,789,961 km (0.119 R)
• M23: 29,560,390 km (0.112 R)
• M24: 30,145,018 km (0.071 R)
• M25: 31,231,697 km (0.105 R)
• M26: 35,557,768 km (0.055 R)
• M27: 35,770,646 km (0.119 R)
• M28: 41,188,333 km (0.076 R)
• M29: 43,391,910 km (0.112 R)
• M30: 43,627,227 km (0.117 R)
• M31: 45,292,102 km (0.062 R)
• M32: 46,136,283 km (0.109 R)
• M33: 49,214,708 km (0.114 R)
• M34: 53,300,375 km (0.106 R)
• M35: 53,822,621 km (0.049 R)
• M36: 55,537,162 km (0.059 R)
• M37: 59,872,509 km (0.047 R)
• M38: 62,241,989 km (0.093 R)
• M39: 63,799,602 km (0.098 R)
• M40: 72,179,776 km (0.074 R)
• M41: 73,856,469 km (0.11 R)
• M42: 74,779,188 km (0.118 R)
• M43: 76,174,039 km (0.051 R)
• M44: 78,369,388 km (0.111 R)
• M45: 79,319,783 km (0.047 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: 398 - 17,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit