🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.45 AU - 0.67 AU

Year: 159 Days

Day: 15.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,303,919 km

• M1: 57,595 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.46 AU - 0.68 AU

Year: 163 Days

Day: 17.3 Hours

Environment

Temp: 214 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.86 AU - 1.12 AU

Year: 373 Days

Day: 47.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 42.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.1 AU - 1.1 AU

Year: 437 Days

Day: 23.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.23 AU - 1.87 AU

Year: 731 Days

Day: 41.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.1

Radius: 12.5

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.35 AU - 8.63 AU

Year: 6999 Days

Day: 5 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,303,919 km

• M1: 155,881 km (0.08 R)
• M2: 589,116 km (0.108 R)
• M3: 1,755,082 km (0.104 R)
• M4: 2,245,763 km (0.049 R)
• M5: 2,947,826 km (0.097 R)
• M6: 5,230,241 km (0.109 R)
• M7: 5,793,626 km (0.109 R)
• M8: 6,362,697 km (0.038 R)
• M9: 6,822,710 km (0.109 R)
• M10: 7,535,095 km (0.085 R)
• M11: 9,152,847 km (0.066 R)
• M12: 10,067,189 km (0.1 R)
• M13: 10,595,419 km (0.098 R)
• M14: 11,865,355 km (0.071 R)
• M15: 12,785,083 km (0.089 R)
• M16: 14,950,811 km (0.046 R)
• M17: 15,894,923 km (0.101 R)
• M18: 23,987,121 km (0.052 R)
• M19: 26,168,258 km (0.075 R)
• M20: 27,353,223 km (0.032 R)
• M21: 29,342,575 km (0.115 R)
• M22: 30,125,122 km (0.057 R)
• M23: 32,349,343 km (0.07 R)
• M24: 33,607,610 km (0.102 R)
• M25: 35,335,615 km (0.097 R)
• M26: 38,851,165 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 14.8

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.82 AU - 8.58 AU

Year: 7317 Days

Day: 13.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,303,919 km

• M1: 186,249 km (0.113 R)
• M2: 1,037,611 km (0.071 R)
• M3: 1,692,550 km (0.113 R)
• M4: 2,180,987 km (0.087 R)
• M5: 3,218,000 km (0.119 R)
• M6: 4,102,722 km (0.103 R)
• M7: 5,559,356 km (0.078 R)
• M8: 7,375,474 km (0.118 R)
• M9: 10,946,375 km (0.066 R)
• M10: 13,492,681 km (0.084 R)
• M11: 16,096,282 km (0.118 R)
• M12: 17,450,292 km (0.06 R)
• M13: 19,089,287 km (0.049 R)
• M14: 22,989,453 km (0.105 R)
• M15: 26,242,758 km (0.057 R)
• M16: 26,857,605 km (0.093 R)
• M17: 29,319,687 km (0.082 R)
• M18: 34,479,616 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.3

Radius: 14.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.73 AU - 9.97 AU

Year: 11709 Days

Day: 9 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,303,919 km

• M1: 182,061 km (0.094 R)
• M2: 829,969 km (0.112 R)
• M3: 2,391,920 km (0.045 R)
• M4: 3,349,945 km (0.08 R)
• M5: 4,254,414 km (0.104 R)
• M6: 6,458,738 km (0.074 R)
• M7: 9,001,902 km (0.111 R)
• M8: 13,236,719 km (0.113 R)
• M9: 14,641,592 km (0.118 R)
• M10: 16,310,506 km (0.059 R)
• M11: 18,708,710 km (0.093 R)
• M12: 21,067,120 km (0.108 R)
• M13: 23,905,141 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.6

Radius: 6.2

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 17.7 AU - 19.52 AU

Year: 30407 Days

Day: 24.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,303,919 km

• M1: 89,759 km (0.04 R)
• M2: 426,204 km (0.083 R)
• M3: 889,210 km (0.113 R)
• M4: 1,699,282 km (0.046 R)
• M5: 2,177,247 km (0.105 R)
• M6: 2,665,535 km (0.043 R)
• M7: 3,762,686 km (0.115 R)
• M8: 8,481,451 km (0.099 R)
• M9: 8,813,110 km (0.035 R)
• M10: 10,289,192 km (0.098 R)
• M11: 11,991,616 km (0.062 R)
• M12: 13,497,318 km (0.116 R)
• M13: 13,797,711 km (0.065 R)
• M14: 21,084,773 km (0.092 R)
• M15: 21,796,260 km (0.103 R)
• M16: 22,210,048 km (0.095 R)
• M17: 22,523,755 km (0.104 R)
• M18: 24,357,376 km (0.114 R)
• M19: 25,253,766 km (0.113 R)
• M20: 27,231,450 km (0.099 R)
• M21: 30,709,750 km (0.037 R)
• M22: 32,421,000 km (0.106 R)
• M23: 34,753,231 km (0.1 R)
• M24: 38,683,616 km (0.096 R)
• M25: 58,553,654 km (0.114 R)
• M26: 58,752,769 km (0.087 R)
• M27: 59,553,865 km (0.117 R)
• M28: 61,794,243 km (0.086 R)
• M29: 62,622,566 km (0.066 R)
• M30: 64,725,912 km (0.11 R)
• M31: 68,188,505 km (0.079 R)
• M32: 78,585,257 km (0.054 R)
• M33: 85,048,484 km (0.094 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: 159 - 12,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit