🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1 AU - 1 AU

Year: 353 Days

Day: 17.5 Hours

Environment

Temp: 130 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,563,810 km

• M1: 205,996 km (0.027 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.27 AU - 2.97 AU

Year: 1497 Days

Day: 46.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.24 AU - 6.52 AU

Year: 4406 Days

Day: 47 Hours

Environment

Temp: -131 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.1

Radius: 9.5

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 10.08 AU - 15.24 AU

Year: 15906 Days

Day: 12.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 40,563,810 km

• M1: 124,765 km (0.107 R)
• M2: 200,012 km (0.032 R)
• M3: 441,763 km (0.104 R)
• M4: 584,030 km (0.036 R)
• M5: 654,191 km (0.075 R)
• M6: 915,838 km (0.102 R)
• M7: 1,120,488 km (0.086 R)
• M8: 2,146,729 km (0.069 R)
• M9: 2,214,198 km (0.116 R)
• M10: 2,804,362 km (0.078 R)
• M11: 2,928,079 km (0.072 R)
• M12: 3,654,676 km (0.092 R)
• M13: 3,817,438 km (0.108 R)
• M14: 3,982,595 km (0.115 R)
• M15: 5,823,995 km (0.111 R)
• M16: 7,405,244 km (0.073 R)
• M17: 7,820,378 km (0.09 R)
• M18: 8,709,139 km (0.108 R)
• M19: 10,235,337 km (0.06 R)
• M20: 11,284,766 km (0.086 R)
• M21: 12,613,494 km (0.087 R)
• M22: 13,610,564 km (0.108 R)
• M23: 14,676,000 km (0.096 R)
• M24: 15,066,151 km (0.099 R)
• M25: 16,078,630 km (0.108 R)
• M26: 17,891,307 km (0.08 R)
• M27: 18,076,060 km (0.091 R)
• M28: 18,821,656 km (0.116 R)
• M29: 18,962,577 km (0.116 R)
• M30: 19,672,419 km (0.095 R)
• M31: 21,167,052 km (0.092 R)
• M32: 23,148,775 km (0.071 R)
• M33: 23,249,454 km (0.03 R)
• M34: 23,602,954 km (0.039 R)
• M35: 24,008,962 km (0.107 R)
• M36: 24,263,877 km (0.061 R)
• M37: 24,931,084 km (0.117 R)
• M38: 25,189,289 km (0.066 R)
• M39: 26,073,712 km (0.108 R)
• M40: 26,598,801 km (0.107 R)
• M41: 27,074,372 km (0.111 R)
• M42: 27,766,262 km (0.088 R)
• M43: 27,873,225 km (0.085 R)
• M44: 28,733,712 km (0.114 R)
• M45: 29,493,968 km (0.039 R)
• M46: 29,603,025 km (0.117 R)
• M47: 30,425,813 km (0.086 R)
• M48: 31,089,429 km (0.112 R)
• M49: 31,423,182 km (0.084 R)
• M50: 32,825,962 km (0.08 R)
• M51: 33,905,759 km (0.051 R)
• M52: 34,708,800 km (0.046 R)
• M53: 34,824,140 km (0.085 R)
• M54: 35,634,362 km (0.115 R)
• M55: 36,920,006 km (0.103 R)
• M56: 37,332,298 km (0.098 R)
• M57: 38,757,517 km (0.106 R)
• M58: 39,356,507 km (0.102 R)
• M59: 40,382,000 km (0.089 R)
• M60: 40,442,588 km (0.113 R)
• M61: 40,503,175 km (0.107 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit