🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.68 AU - 0.98 AU

Year: 278 Days

Day: 32.7 Hours

Environment

Temp: 135 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.75 AU - 1.21 AU

Year: 356 Days

Day: 47.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.13 AU - 1.45 AU

Year: 538 Days

Day: 20.6 Hours

Environment

Temp: -10 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 32,441,579 km

• M1: 157,078 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.49 AU - 1.83 AU

Year: 785 Days

Day: 30.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.61 AU - 3.45 AU

Year: 1936 Days

Day: 35.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,441,579 km

• M1: 75,697 km (0.094 R)

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 8

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.62 AU - 8.2 AU

Year: 6668 Days

Day: 9.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,441,579 km

• M1: 99,632 km (0.083 R)
• M2: 378,183 km (0.091 R)
• M3: 948,301 km (0.101 R)
• M4: 1,719,478 km (0.115 R)
• M5: 2,295,579 km (0.076 R)
• M6: 3,137,217 km (0.076 R)
• M7: 4,349,708 km (0.113 R)
• M8: 6,204,572 km (0.101 R)
• M9: 7,436,361 km (0.069 R)
• M10: 10,328,686 km (0.113 R)
• M11: 10,947,123 km (0.1 R)
• M12: 16,813,155 km (0.109 R)
• M13: 18,140,836 km (0.114 R)
• M14: 23,257,831 km (0.113 R)
• M15: 33,174,824 km (0.116 R)
• M16: 34,728,248 km (0.077 R)
• M17: 35,362,992 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284

Radius: 9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.95 AU - 8.15 AU

Year: 7615 Days

Day: 9.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,441,579 km

• M1: 111,899 km (0.115 R)
• M2: 415,284 km (0.1 R)
• M3: 743,053 km (0.092 R)
• M4: 1,094,159 km (0.047 R)
• M5: 1,741,319 km (0.116 R)
• M6: 2,624,246 km (0.101 R)
• M7: 3,355,031 km (0.116 R)
• M8: 3,981,847 km (0.097 R)
• M9: 4,892,299 km (0.077 R)
• M10: 5,582,245 km (0.084 R)
• M11: 6,851,882 km (0.111 R)
• M12: 7,466,430 km (0.092 R)
• M13: 8,380,174 km (0.089 R)
• M14: 9,325,632 km (0.118 R)
• M15: 12,242,491 km (0.106 R)
• M16: 12,589,110 km (0.054 R)
• M17: 16,968,138 km (0.078 R)
• M18: 19,868,542 km (0.047 R)
• M19: 22,121,785 km (0.116 R)
• M20: 25,893,895 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.7

Radius: 11.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.09 AU - 9.73 AU

Year: 9763 Days

Day: 14.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,441,579 km

• M1: 147,952 km (0.051 R)
• M2: 655,538 km (0.047 R)
• M3: 1,355,207 km (0.074 R)
• M4: 1,992,644 km (0.116 R)
• M5: 3,182,695 km (0.094 R)
• M6: 3,971,973 km (0.117 R)
• M7: 5,870,520 km (0.117 R)
• M8: 8,184,350 km (0.09 R)
• M9: 10,540,217 km (0.12 R)
• M10: 11,364,352 km (0.104 R)
• M11: 12,120,270 km (0.085 R)
• M12: 18,019,064 km (0.03 R)
• M13: 18,528,295 km (0.065 R)
• M14: 20,504,183 km (0.097 R)
• M15: 21,059,341 km (0.034 R)
• M16: 23,039,119 km (0.084 R)
• M17: 23,725,773 km (0.087 R)
• M18: 37,353,242 km (0.097 R)
• M19: 39,752,792 km (0.058 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.2

Radius: 14.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.55 AU - 10.01 AU

Year: 10378 Days

Day: 9.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,441,579 km

• M1: 187,596 km (0.102 R)
• M2: 1,056,161 km (0.091 R)
• M3: 1,521,410 km (0.118 R)
• M4: 2,840,415 km (0.102 R)
• M5: 3,708,232 km (0.113 R)
• M6: 4,616,889 km (0.105 R)
• M7: 5,292,773 km (0.106 R)
• M8: 6,478,934 km (0.105 R)
• M9: 7,725,084 km (0.102 R)
• M10: 8,444,501 km (0.061 R)
• M11: 9,125,769 km (0.077 R)
• M12: 10,017,672 km (0.069 R)
• M13: 12,426,646 km (0.063 R)
• M14: 14,683,031 km (0.11 R)
• M15: 16,700,508 km (0.032 R)
• M16: 18,035,519 km (0.12 R)
• M17: 25,302,834 km (0.05 R)
• M18: 26,806,143 km (0.092 R)
• M19: 27,928,426 km (0.064 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 11,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit