🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.13 AU - 2.43 AU

Year: 1216 Days

Day: 45.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.37 AU - 3.65 AU

Year: 1844 Days

Day: 47.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,546,053 km

• M1: 73,004 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.9

Radius: 11.9

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.36 AU - 7.12 AU

Year: 5504 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,546,053 km

• M1: 148,401 km (0.087 R)
• M2: 562,488 km (0.118 R)
• M3: 993,180 km (0.117 R)
• M4: 1,438,084 km (0.067 R)
• M5: 1,910,514 km (0.102 R)
• M6: 2,346,891 km (0.065 R)
• M7: 2,884,995 km (0.107 R)
• M8: 4,210,731 km (0.119 R)
• M9: 4,634,692 km (0.1 R)
• M10: 6,140,544 km (0.086 R)
• M11: 7,775,649 km (0.092 R)
• M12: 8,271,266 km (0.109 R)
• M13: 9,016,114 km (0.089 R)
• M14: 9,523,849 km (0.038 R)
• M15: 10,133,461 km (0.084 R)
• M16: 11,162,694 km (0.119 R)
• M17: 11,932,973 km (0.094 R)
• M18: 15,483,230 km (0.059 R)
• M19: 16,269,516 km (0.079 R)
• M20: 20,539,189 km (0.104 R)
• M21: 22,184,317 km (0.086 R)
• M22: 25,348,910 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.7

Radius: 6.2

Gravity: 21.74 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 14.37 AU - 14.49 AU

Year: 19355 Days

Day: 18.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,546,053 km

• M1: 77,492 km (0.106 R)
• M2: 488,587 km (0.12 R)
• M3: 946,506 km (0.108 R)
• M4: 1,364,033 km (0.113 R)
• M5: 1,878,351 km (0.087 R)
• M6: 2,985,226 km (0.117 R)
• M7: 3,878,325 km (0.064 R)
• M8: 4,201,157 km (0.069 R)
• M9: 4,718,915 km (0.038 R)
• M10: 6,573,480 km (0.074 R)
• M11: 6,800,570 km (0.093 R)
• M12: 7,464,485 km (0.103 R)
• M13: 10,010,790 km (0.078 R)
• M14: 11,576,482 km (0.11 R)
• M15: 11,774,699 km (0.047 R)
• M16: 12,452,078 km (0.087 R)
• M17: 12,730,180 km (0.104 R)
• M18: 13,589,321 km (0.11 R)
• M19: 14,949,614 km (0.1 R)
• M20: 15,343,057 km (0.096 R)
• M21: 16,481,497 km (0.106 R)
• M22: 18,562,253 km (0.115 R)
• M23: 19,385,790 km (0.115 R)
• M24: 21,901,278 km (0.117 R)
• M25: 22,408,714 km (0.056 R)
• M26: 24,954,570 km (0.096 R)
• M27: 25,732,031 km (0.098 R)
• M28: 30,991,892 km (0.051 R)
• M29: 34,962,070 km (0.094 R)
• M30: 39,556,669 km (0.117 R)
• M31: 48,195,198 km (0.077 R)
• M32: 51,332,415 km (0.098 R)
• M33: 60,358,253 km (0.056 R)
• M34: 67,354,796 km (0.117 R)
• M35: 69,729,064 km (0.114 R)
• M36: 69,947,626 km (0.1 R)
• M37: 76,486,848 km (0.03 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 19,514 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit