🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.47 AU - 0.63 AU

Year: 145 Days

Day: 24.9 Hours

Environment

Temp: 196 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,845,234 km

• M1: 71,358 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.89 AU - 1.21 AU

Year: 384 Days

Day: 31.8 Hours

Environment

Temp: 47 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 52,845,234 km

• M1: 87,515 km (0.115 R)
• M2: 717,771 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.66 AU - 2.34 AU

Year: 1008 Days

Day: 45.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.6

Radius: 3.4

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 12.79 AU - 19.89 AU

Year: 23544 Days

Day: 15.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 52,845,234 km

• M1: 120,576 km (0.09 R)
• M2: 180,565 km (0.102 R)
• M3: 276,606 km (0.087 R)
• M4: 316,699 km (0.086 R)
• M5: 448,943 km (0.082 R)
• M6: 580,290 km (0.088 R)
• M7: 1,304,942 km (0.075 R)
• M8: 1,373,907 km (0.106 R)
• M9: 1,397,244 km (0.098 R)
• M10: 1,564,046 km (0.062 R)
• M11: 1,612,815 km (0.075 R)
• M12: 1,637,498 km (0.102 R)
• M13: 1,864,588 km (0.096 R)
• M14: 1,916,349 km (0.077 R)
• M15: 1,942,528 km (0.065 R)
• M16: 2,074,773 km (0.091 R)
• M17: 2,264,762 km (0.118 R)
• M18: 2,603,452 km (0.111 R)
• M19: 2,690,518 km (0.111 R)
• M20: 2,778,631 km (0.074 R)
• M21: 3,048,655 km (0.063 R)
• M22: 3,140,658 km (0.101 R)
• M23: 3,171,475 km (0.071 R)
• M24: 3,295,791 km (0.101 R)
• M25: 3,743,388 km (0.114 R)
• M26: 3,974,367 km (0.103 R)
• M27: 4,209,834 km (0.116 R)
• M28: 4,729,686 km (0.112 R)
• M29: 5,753,085 km (0.059 R)
• M30: 6,019,220 km (0.077 R)
• M31: 6,406,529 km (0.118 R)
• M32: 6,761,824 km (0.095 R)
• M33: 6,921,744 km (0.088 R)
• M34: 7,781,932 km (0.049 R)
• M35: 7,991,817 km (0.066 R)
• M36: 9,068,025 km (0.098 R)
• M37: 9,600,593 km (0.089 R)
• M38: 9,735,381 km (0.114 R)
• M39: 9,870,767 km (0.045 R)
• M40: 9,961,273 km (0.08 R)
• M41: 10,835,523 km (0.076 R)
• M42: 11,734,008 km (0.115 R)
• M43: 12,411,238 km (0.11 R)
• M44: 12,557,993 km (0.101 R)
• M45: 12,754,565 km (0.116 R)
• M46: 12,803,932 km (0.093 R)
• M47: 13,400,528 km (0.046 R)
• M48: 13,450,644 km (0.086 R)
• M49: 14,827,393 km (0.115 R)
• M50: 15,611,435 km (0.047 R)
• M51: 15,769,860 km (0.107 R)
• M52: 15,875,775 km (0.051 R)
• M53: 16,839,484 km (0.053 R)
• M54: 17,328,520 km (0.104 R)
• M55: 17,383,123 km (0.07 R)
• M56: 17,766,991 km (0.114 R)
• M57: 18,042,850 km (0.063 R)
• M58: 19,217,193 km (0.112 R)
• M59: 19,500,531 km (0.091 R)
• M60: 19,728,070 km (0.043 R)
• M61: 20,647,199 km (0.11 R)
• M62: 20,762,988 km (0.088 R)
• M63: 20,821,032 km (0.071 R)
• M64: 20,995,463 km (0.115 R)
• M65: 21,111,850 km (0.102 R)
• M66: 21,638,883 km (0.108 R)
• M67: 21,697,675 km (0.097 R)
• M68: 22,586,436 km (0.051 R)
• M69: 24,521,485 km (0.053 R)
• M70: 25,384,814 km (0.111 R)
• M71: 26,635,003 km (0.063 R)
• M72: 27,331,232 km (0.109 R)
• M73: 28,290,154 km (0.057 R)
• M74: 29,390,297 km (0.118 R)
• M75: 29,520,597 km (0.119 R)
• M76: 29,585,821 km (0.044 R)
• M77: 30,109,563 km (0.062 R)
• M78: 30,900,787 km (0.115 R)
• M79: 31,698,742 km (0.069 R)
• M80: 35,096,109 km (0.057 R)
• M81: 36,137,610 km (0.116 R)
• M82: 36,207,322 km (0.118 R)
• M83: 36,417,058 km (0.108 R)
• M84: 37,048,361 km (0.04 R)
• M85: 37,400,814 km (0.089 R)
• M86: 37,471,275 km (0.042 R)
• M87: 38,250,829 km (0.107 R)
• M88: 38,749,738 km (0.085 R)
• M89: 39,107,277 km (0.06 R)
• M90: 40,693,762 km (0.109 R)
• M91: 42,964,808 km (0.093 R)
• M92: 45,427,189 km (0.097 R)
• M93: 46,106,513 km (0.074 R)
• M94: 48,164,979 km (0.098 R)
• M95: 48,626,489 km (0.101 R)
• M96: 48,857,767 km (0.067 R)
• M97: 49,553,846 km (0.066 R)
• M98: 49,941,903 km (0.105 R)
• M99: 51,818,907 km (0.072 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 17,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit