🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.83 AU - 1.27 AU

Year: 395 Days

Day: 27.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.34 AU - 1.38 AU

Year: 582 Days

Day: 19.8 Hours

Environment

Temp: -34 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.62 AU - 1.72 AU

Year: 792 Days

Day: 20.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,004,290 km

• M1: 165,605 km (0.11 R)
• M2: 786,137 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.82 AU - 3.36 AU

Year: 1994 Days

Day: 13.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,004,290 km

• M1: 1,887,177 km (0.12 R)

Asteroid Belt

Center: 6.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.2

Radius: 8.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.81 AU - 10.17 AU

Year: 11591 Days

Day: 6.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 43,004,290 km

• M1: 117,734 km (0.1 R)
• M2: 205,697 km (0.066 R)
• M3: 506,538 km (0.04 R)
• M4: 741,108 km (0.072 R)
• M5: 1,961,078 km (0.079 R)
• M6: 2,552,888 km (0.086 R)
• M7: 2,627,537 km (0.101 R)
• M8: 3,090,692 km (0.041 R)
• M9: 3,223,984 km (0.111 R)
• M10: 3,832,697 km (0.112 R)
• M11: 4,297,648 km (0.119 R)
• M12: 4,357,038 km (0.099 R)
• M13: 4,506,636 km (0.093 R)
• M14: 4,597,292 km (0.061 R)
• M15: 4,934,935 km (0.076 R)
• M16: 5,122,381 km (0.114 R)
• M17: 5,248,791 km (0.119 R)
• M18: 5,472,440 km (0.054 R)
• M19: 5,634,005 km (0.054 R)
• M20: 5,699,080 km (0.112 R)
• M21: 5,863,040 km (0.082 R)
• M22: 6,568,244 km (0.091 R)
• M23: 6,948,372 km (0.104 R)
• M24: 7,123,551 km (0.101 R)
• M25: 7,335,831 km (0.112 R)
• M26: 7,802,576 km (0.066 R)
• M27: 8,168,193 km (0.073 R)
• M28: 8,390,346 km (0.062 R)
• M29: 9,183,364 km (0.111 R)
• M30: 9,569,327 km (0.079 R)
• M31: 9,803,597 km (0.111 R)
• M32: 12,205,391 km (0.065 R)
• M33: 12,886,660 km (0.109 R)
• M34: 13,318,698 km (0.072 R)
• M35: 13,711,692 km (0.071 R)
• M36: 13,799,506 km (0.027 R)
• M37: 15,048,947 km (0.051 R)
• M38: 16,614,190 km (0.079 R)
• M39: 17,178,922 km (0.107 R)
• M40: 18,134,104 km (0.07 R)
• M41: 18,327,235 km (0.105 R)
• M42: 18,472,495 km (0.083 R)
• M43: 18,618,203 km (0.058 R)
• M44: 19,057,422 km (0.049 R)
• M45: 20,848,558 km (0.105 R)
• M46: 21,050,814 km (0.058 R)
• M47: 21,355,545 km (0.117 R)
• M48: 23,476,543 km (0.025 R)
• M49: 23,739,686 km (0.084 R)
• M50: 24,216,006 km (0.102 R)
• M51: 25,393,491 km (0.104 R)
• M52: 25,663,664 km (0.066 R)
• M53: 26,152,550 km (0.075 R)
• M54: 26,316,061 km (0.077 R)
• M55: 26,589,526 km (0.115 R)
• M56: 27,637,309 km (0.091 R)
• M57: 28,138,163 km (0.04 R)
• M58: 28,642,158 km (0.074 R)
• M59: 28,698,407 km (0.065 R)
• M60: 29,943,659 km (0.094 R)
• M61: 30,515,572 km (0.039 R)
• M62: 30,630,314 km (0.088 R)
• M63: 30,745,354 km (0.105 R)
• M64: 31,033,330 km (0.102 R)
• M65: 31,148,820 km (0.099 R)
• M66: 32,019,180 km (0.114 R)
• M67: 32,369,688 km (0.092 R)
• M68: 32,897,769 km (0.086 R)
• M69: 32,956,561 km (0.039 R)
• M70: 33,428,542 km (0.11 R)
• M71: 33,546,874 km (0.12 R)
• M72: 34,081,237 km (0.12 R)
• M73: 34,140,777 km (0.079 R)
• M74: 34,558,604 km (0.042 R)
• M75: 35,158,342 km (0.075 R)
• M76: 35,339,056 km (0.107 R)
• M77: 35,761,670 km (0.107 R)
• M78: 35,882,695 km (0.103 R)
• M79: 36,550,949 km (0.047 R)
• M80: 36,672,871 km (0.107 R)
• M81: 36,978,350 km (0.05 R)
• M82: 37,162,056 km (0.095 R)
• M83: 37,714,820 km (0.109 R)
• M84: 38,642,327 km (0.062 R)
• M85: 39,077,657 km (0.084 R)
• M86: 39,577,313 km (0.11 R)
• M87: 40,078,915 km (0.087 R)
• M88: 42,682,965 km (0.103 R)
• M89: 43,004,301 km (0.068 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 14,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit