🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.5 AU - 0.76 AU

Year: 187 Days

Day: 15.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,552,757 km

• M1: 48,470 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.54 AU - 0.84 AU

Year: 215 Days

Day: 20 Hours

Environment

Temp: 144 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.1 AU - 1.4 AU

Year: 524 Days

Day: 28.3 Hours

Environment

Temp: -7 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.94 AU - 2.64 AU

Year: 1299 Days

Day: 44.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.11 AU - 2.79 AU

Year: 1437 Days

Day: 13.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.93 AU - 4.35 AU

Year: 3157 Days

Day: 23.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.1

Radius: 12.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.5 AU - 7.88 AU

Year: 6484 Days

Day: 9.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,552,757 km

• M1: 150,495 km (0.1 R)
• M2: 529,876 km (0.078 R)
• M3: 1,267,992 km (0.104 R)
• M4: 1,694,345 km (0.062 R)
• M5: 2,388,330 km (0.083 R)
• M6: 2,938,401 km (0.106 R)
• M7: 3,405,446 km (0.114 R)
• M8: 4,794,761 km (0.037 R)
• M9: 6,062,903 km (0.102 R)
• M10: 8,424,903 km (0.053 R)
• M11: 9,170,798 km (0.08 R)
• M12: 10,088,880 km (0.091 R)
• M13: 12,353,044 km (0.091 R)
• M14: 12,904,612 km (0.116 R)
• M15: 18,245,704 km (0.066 R)
• M16: 20,868,753 km (0.112 R)
• M17: 22,975,391 km (0.049 R)
• M18: 26,767,846 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.2

Radius: 11.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.46 AU - 8.98 AU

Year: 8038 Days

Day: 6.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,552,757 km

• M1: 147,952 km (0.112 R)
• M2: 887,415 km (0.079 R)
• M3: 3,731,569 km (0.117 R)
• M4: 4,136,980 km (0.114 R)
• M5: 8,154,131 km (0.11 R)
• M6: 10,019,916 km (0.062 R)
• M7: 13,610,713 km (0.076 R)
• M8: 14,977,290 km (0.061 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.8

Radius: 14.9

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.38 AU - 11.08 AU

Year: 12261 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,552,757 km

• M1: 186,997 km (0.104 R)
• M2: 689,347 km (0.112 R)
• M3: 1,204,861 km (0.119 R)
• M4: 2,644,442 km (0.114 R)
• M5: 3,417,264 km (0.085 R)
• M6: 5,704,017 km (0.11 R)
• M7: 6,874,770 km (0.109 R)
• M8: 8,484,742 km (0.089 R)
• M9: 10,389,423 km (0.092 R)
• M10: 11,122,003 km (0.074 R)
• M11: 12,565,024 km (0.039 R)
• M12: 15,675,314 km (0.103 R)
• M13: 17,330,913 km (0.111 R)
• M14: 20,201,248 km (0.084 R)
• M15: 21,254,566 km (0.093 R)
• M16: 23,470,560 km (0.081 R)
• M17: 24,144,947 km (0.113 R)
• M18: 26,452,494 km (0.038 R)
• M19: 27,288,447 km (0.077 R)
• M20: 29,567,122 km (0.084 R)
• M21: 37,291,458 km (0.113 R)
• M22: 38,078,193 km (0.107 R)
• M23: 40,919,057 km (0.074 R)
• M24: 48,401,493 km (0.071 R)
• M25: 50,445,300 km (0.115 R)
• M26: 54,368,354 km (0.091 R)
• M27: 58,843,126 km (0.066 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 13,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit