🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.54 AU - 0.8 AU

Year: 201 Days

Day: 19.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 49.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.58 AU - 0.82 AU

Year: 215 Days

Day: 16 Hours

Environment

Temp: 160 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,624,604 km

• M1: 224,846 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.54 AU - 1.62 AU

Year: 729 Days

Day: 12.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.6 AU - 2.16 AU

Year: 946 Days

Day: 15.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,624,604 km

• M1: 360,680 km (0.041 R)

Asteroid Belt

Center: 6.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.5

Radius: 9.5

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.96 AU - 11.62 AU

Year: 12117 Days

Day: 13.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 54,624,604 km

• M1: 150,047 km (0.072 R)
• M2: 218,263 km (0.094 R)
• M3: 284,086 km (0.082 R)
• M4: 604,226 km (0.065 R)
• M5: 727,494 km (0.048 R)
• M6: 802,144 km (0.119 R)
• M7: 1,663,977 km (0.094 R)
• M8: 1,893,759 km (0.108 R)
• M9: 2,327,593 km (0.054 R)
• M10: 2,440,839 km (0.065 R)
• M11: 2,527,007 km (0.036 R)
• M12: 3,284,720 km (0.096 R)
• M13: 3,412,178 km (0.069 R)
• M14: 3,738,152 km (0.032 R)
• M15: 4,920,424 km (0.101 R)
• M16: 5,438,631 km (0.078 R)
• M17: 6,367,185 km (0.108 R)
• M18: 6,890,628 km (0.055 R)
• M19: 7,344,358 km (0.106 R)
• M20: 7,511,758 km (0.078 R)
• M21: 8,237,308 km (0.039 R)
• M22: 8,630,451 km (0.088 R)
• M23: 9,389,810 km (0.102 R)
• M24: 9,892,458 km (0.099 R)
• M25: 10,077,511 km (0.111 R)
• M26: 10,498,031 km (0.052 R)
• M27: 11,019,678 km (0.062 R)
• M28: 11,744,630 km (0.104 R)
• M29: 11,842,467 km (0.082 R)
• M30: 13,088,318 km (0.069 R)
• M31: 13,393,497 km (0.116 R)
• M32: 13,495,673 km (0.097 R)
• M33: 14,427,667 km (0.102 R)
• M34: 15,810,101 km (0.111 R)
• M35: 15,918,261 km (0.097 R)
• M36: 17,012,719 km (0.04 R)
• M37: 17,234,423 km (0.105 R)
• M38: 17,345,724 km (0.107 R)
• M39: 17,793,171 km (0.102 R)
• M40: 18,642,438 km (0.085 R)
• M41: 19,504,870 km (0.12 R)
• M42: 20,028,462 km (0.105 R)
• M43: 20,497,900 km (0.063 R)
• M44: 20,733,966 km (0.07 R)
• M45: 20,911,538 km (0.118 R)
• M46: 22,229,645 km (0.091 R)
• M47: 23,266,508 km (0.06 R)
• M48: 23,512,746 km (0.09 R)
• M49: 23,698,098 km (0.108 R)
• M50: 23,945,832 km (0.102 R)
• M51: 24,132,231 km (0.11 R)
• M52: 24,819,783 km (0.066 R)
• M53: 26,022,550 km (0.093 R)
• M54: 26,342,240 km (0.11 R)
• M55: 26,598,950 km (0.047 R)
• M56: 27,050,137 km (0.048 R)
• M57: 27,244,315 km (0.108 R)
• M58: 27,438,793 km (0.057 R)
• M59: 28,221,938 km (0.105 R)
• M60: 28,287,461 km (0.119 R)
• M61: 28,418,808 km (0.115 R)
• M62: 31,291,087 km (0.05 R)
• M63: 31,972,057 km (0.072 R)
• M64: 33,141,164 km (0.102 R)
• M65: 34,534,519 km (0.071 R)
• M66: 34,674,842 km (0.048 R)
• M67: 35,308,987 km (0.112 R)
• M68: 36,017,931 km (0.071 R)
• M69: 36,374,124 km (0.082 R)
• M70: 38,245,593 km (0.042 R)
• M71: 39,266,150 km (0.084 R)
• M72: 39,339,453 km (0.084 R)
• M73: 39,853,322 km (0.065 R)
• M74: 39,926,924 km (0.112 R)
• M75: 40,517,386 km (0.066 R)
• M76: 40,739,689 km (0.098 R)
• M77: 42,006,334 km (0.101 R)
• M78: 42,682,068 km (0.118 R)
• M79: 42,832,713 km (0.102 R)
• M80: 42,908,110 km (0.045 R)
• M81: 43,664,626 km (0.114 R)
• M82: 43,892,314 km (0.111 R)
• M83: 45,113,931 km (0.053 R)
• M84: 45,421,055 km (0.093 R)
• M85: 46,967,149 km (0.093 R)
• M86: 47,668,614 km (0.093 R)
• M87: 48,845,201 km (0.077 R)
• M88: 52,432,109 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 14,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit