🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.7 AU - 0.92 AU

Year: 268 Days

Day: 25.9 Hours

Environment

Temp: 100 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.21 AU - 1.57 AU

Year: 602 Days

Day: 18.6 Hours

Environment

Temp: -20 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,044,750 km

• M1: 515,514 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.12 AU - 3.4 AU

Year: 1683 Days

Day: 38.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 96.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,044,750 km

• M1: 2,555,580 km (0.054 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.97 AU - 3.29 AU

Year: 2033 Days

Day: 18.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.01 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401

Radius: 3.1

Gravity: 41.73 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.64 AU - 15.12 AU

Year: 16969 Days

Day: 22.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 57,044,750 km

• M1: 79,287 km (0.1 R)
• M2: 250,576 km (0.065 R)
• M3: 305,628 km (0.114 R)
• M4: 734,077 km (0.119 R)
• M5: 1,352,664 km (0.103 R)
• M6: 1,577,659 km (0.12 R)
• M7: 1,629,270 km (0.1 R)
• M8: 1,734,139 km (0.09 R)
• M9: 1,868,328 km (0.054 R)
• M10: 2,146,729 km (0.116 R)
• M11: 2,588,193 km (0.119 R)
• M12: 3,218,748 km (0.115 R)
• M13: 3,317,183 km (0.088 R)
• M14: 3,383,455 km (0.102 R)
• M15: 3,483,686 km (0.045 R)
• M16: 3,584,814 km (0.098 R)
• M17: 3,755,505 km (0.113 R)
• M18: 3,929,038 km (0.083 R)
• M19: 4,355,692 km (0.069 R)
• M20: 4,648,305 km (0.099 R)
• M21: 5,291,127 km (0.065 R)
• M22: 6,041,660 km (0.071 R)
• M23: 6,203,973 km (0.112 R)
• M24: 6,657,404 km (0.099 R)
• M25: 6,741,030 km (0.078 R)
• M26: 6,951,663 km (0.119 R)
• M27: 7,293,046 km (0.112 R)
• M28: 9,312,168 km (0.103 R)
• M29: 10,406,177 km (0.114 R)
• M30: 10,747,111 km (0.068 R)
• M31: 11,190,968 km (0.098 R)
• M32: 11,390,083 km (0.114 R)
• M33: 12,403,159 km (0.097 R)
• M34: 13,077,098 km (0.076 R)
• M35: 13,976,181 km (0.067 R)
• M36: 16,450,231 km (0.085 R)
• M37: 16,506,629 km (0.08 R)
• M38: 18,289,686 km (0.106 R)
• M39: 18,524,256 km (0.097 R)
• M40: 19,651,625 km (0.031 R)
• M41: 20,496,404 km (0.12 R)
• M42: 20,923,207 km (0.076 R)
• M43: 21,168,398 km (0.114 R)
• M44: 21,847,722 km (0.069 R)
• M45: 22,221,118 km (0.083 R)
• M46: 22,848,382 km (0.068 R)
• M47: 22,974,493 km (0.116 R)
• M48: 23,037,623 km (0.096 R)
• M49: 23,736,245 km (0.102 R)
• M50: 24,055,936 km (0.049 R)
• M51: 24,959,058 km (0.075 R)
• M52: 25,414,584 km (0.107 R)
• M53: 26,070,421 km (0.073 R)
• M54: 26,532,678 km (0.109 R)
• M55: 26,997,629 km (0.03 R)
• M56: 27,398,401 km (0.037 R)
• M57: 27,465,271 km (0.042 R)
• M58: 28,003,076 km (0.119 R)
• M59: 28,341,017 km (0.092 R)
• M60: 28,680,156 km (0.06 R)
• M61: 29,294,105 km (0.088 R)
• M62: 30,050,472 km (0.047 R)
• M63: 30,119,586 km (0.069 R)
• M64: 30,813,122 km (0.062 R)
• M65: 31,092,122 km (0.079 R)
• M66: 34,359,340 km (0.075 R)
• M67: 34,648,512 km (0.074 R)
• M68: 36,400,752 km (0.045 R)
• M69: 38,181,565 km (0.107 R)
• M70: 38,256,364 km (0.074 R)
• M71: 41,211,820 km (0.107 R)
• M72: 42,290,570 km (0.056 R)
• M73: 43,378,595 km (0.116 R)
• M74: 44,082,902 km (0.104 R)
• M75: 45,344,311 km (0.089 R)
• M76: 45,423,449 km (0.028 R)
• M77: 45,661,459 km (0.052 R)
• M78: 46,937,529 km (0.093 R)
• M79: 47,660,535 km (0.073 R)
• M80: 47,821,652 km (0.095 R)
• M81: 49,198,850 km (0.102 R)
• M82: 50,015,056 km (0.107 R)
• M83: 51,412,749 km (0.104 R)
• M84: 51,660,633 km (0.108 R)
• M85: 51,826,238 km (0.097 R)
• M86: 52,323,950 km (0.072 R)
• M87: 52,406,976 km (0.087 R)
• M88: 53,156,911 km (0.093 R)
• M89: 54,414,580 km (0.112 R)
• M90: 55,258,461 km (0.04 R)
• M91: 56,362,045 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 17,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit