🌌 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: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.54 AU - 0.58 AU

Year: 158 Days

Day: 20.2 Hours

Environment

Temp: 212 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.53 AU - 0.65 AU

Year: 171 Days

Day: 14.7 Hours

Environment

Temp: 122 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.84 AU - 1.28 AU

Year: 411 Days

Day: 42.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 119.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.99 AU - 2.95 AU

Year: 1462 Days

Day: 30.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,446,641 km

• M1: 401,221 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.8 AU - 4.42 AU

Year: 3139 Days

Day: 13 Hours

Environment

Temp: -123 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 18.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.6

Radius: 4.2

Gravity: 50.37 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 17.03 AU - 20.23 AU

Year: 30293 Days

Day: 21.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 109,446,641 km

• M1: 484,697 km (0.047 R)
• M2: 510,877 km (0.12 R)
• M3: 738,116 km (0.106 R)
• M4: 1,202,617 km (0.062 R)
• M5: 1,619,995 km (0.102 R)
• M6: 1,659,938 km (0.084 R)
• M7: 2,078,214 km (0.068 R)
• M8: 2,209,860 km (0.049 R)
• M9: 2,435,304 km (0.105 R)
• M10: 2,481,230 km (0.083 R)
• M11: 3,005,870 km (0.1 R)
• M12: 3,204,985 km (0.089 R)
• M13: 3,827,611 km (0.106 R)
• M14: 4,043,182 km (0.071 R)
• M15: 4,097,785 km (0.054 R)
• M16: 5,358,297 km (0.085 R)
• M17: 6,857,417 km (0.029 R)
• M18: 7,585,061 km (0.106 R)
• M19: 7,923,900 km (0.088 R)
• M20: 8,267,526 km (0.06 R)
• M21: 8,898,381 km (0.06 R)
• M22: 10,057,764 km (0.097 R)
• M23: 10,730,506 km (0.059 R)
• M24: 11,110,484 km (0.087 R)
• M25: 11,494,801 km (0.053 R)
• M26: 13,237,168 km (0.096 R)
• M27: 13,973,339 km (0.109 R)
• M28: 15,570,745 km (0.039 R)
• M29: 15,742,184 km (0.025 R)
• M30: 18,207,557 km (0.106 R)
• M31: 19,300,369 km (0.111 R)
• M32: 22,220,071 km (0.113 R)
• M33: 22,413,202 km (0.031 R)
• M34: 23,681,493 km (0.101 R)
• M35: 24,076,281 km (0.112 R)
• M36: 26,083,286 km (0.096 R)
• M37: 26,491,090 km (0.108 R)
• M38: 27,209,758 km (0.077 R)
• M39: 28,143,249 km (0.059 R)
• M40: 28,561,525 km (0.058 R)
• M41: 30,254,823 km (0.073 R)
• M42: 30,790,683 km (0.068 R)
• M43: 31,980,434 km (0.117 R)
• M44: 32,526,167 km (0.088 R)
• M45: 35,638,850 km (0.103 R)
• M46: 38,034,959 km (0.065 R)
• M47: 38,150,299 km (0.086 R)
• M48: 39,077,657 km (0.075 R)
• M49: 39,544,103 km (0.059 R)
• M50: 40,836,180 km (0.065 R)
• M51: 41,903,710 km (0.119 R)
• M52: 42,860,388 km (0.11 R)
• M53: 44,794,988 km (0.049 R)
• M54: 47,501,213 km (0.044 R)
• M55: 47,625,529 km (0.068 R)
• M56: 47,874,311 km (0.113 R)
• M57: 49,628,495 km (0.091 R)
• M58: 52,941,340 km (0.082 R)
• M59: 53,199,097 km (0.108 R)
• M60: 59,108,363 km (0.111 R)
• M61: 59,375,844 km (0.101 R)
• M62: 59,911,853 km (0.062 R)
• M63: 61,258,982 km (0.069 R)
• M64: 63,298,449 km (0.11 R)
• M65: 64,945,821 km (0.072 R)
• M66: 66,329,452 km (0.107 R)
• M67: 67,024,932 km (0.092 R)
• M68: 71,960,316 km (0.077 R)
• M69: 72,103,032 km (0.116 R)
• M70: 72,818,110 km (0.088 R)
• M71: 74,688,083 km (0.057 R)
• M72: 77,011,338 km (0.115 R)
• M73: 77,449,510 km (0.067 R)
• M74: 81,133,657 km (0.099 R)
• M75: 83,371,193 km (0.094 R)
• M76: 85,326,886 km (0.12 R)
• M77: 86,083,103 km (0.106 R)
• M78: 86,537,880 km (0.083 R)
• M79: 88,670,847 km (0.096 R)
• M80: 89,436,788 km (0.119 R)
• M81: 90,821,017 km (0.098 R)
• M82: 92,212,277 km (0.071 R)
• M83: 92,988,241 km (0.119 R)
• M84: 95,956,562 km (0.11 R)
• M85: 97,373,553 km (0.076 R)
• M86: 98,797,276 km (0.104 R)
• M87: 100,387,352 km (0.07 R)
• M88: 100,866,065 km (0.105 R)
• M89: 101,505,446 km (0.099 R)
• M90: 101,665,516 km (0.078 R)
• M91: 102,627,730 km (0.113 R)
• M92: 105,046,278 km (0.083 R)
• M93: 105,856,500 km (0.111 R)
• M94: 106,343,741 km (0.094 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: 164 - 16,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit