🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.79 AU - 1.23 AU

Year: 355 Days

Day: 13.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.11 AU - 1.65 AU

Year: 567 Days

Day: 46.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,778,425 km

• M1: 64,626 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.3 AU - 1.72 AU

Year: 649 Days

Day: 13.1 Hours

Environment

Temp: -15 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.1

Radius: 14.8

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.62 AU - 6.18 AU

Year: 5014 Days

Day: 9.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 73,778,425 km

• M1: 191,635 km (0.079 R)
• M2: 356,941 km (0.096 R)
• M3: 573,558 km (0.061 R)
• M4: 1,026,840 km (0.09 R)
• M5: 1,182,422 km (0.098 R)
• M6: 1,300,903 km (0.11 R)
• M7: 1,868,777 km (0.053 R)
• M8: 2,844,753 km (0.026 R)
• M9: 2,987,170 km (0.063 R)
• M10: 3,215,756 km (0.081 R)
• M11: 3,493,559 km (0.072 R)
• M12: 3,757,001 km (0.119 R)
• M13: 3,913,929 km (0.12 R)
• M14: 4,539,248 km (0.053 R)
• M15: 4,754,819 km (0.118 R)
• M16: 4,949,296 km (0.072 R)
• M17: 5,096,949 km (0.046 R)
• M18: 5,221,115 km (0.096 R)
• M19: 5,497,871 km (0.047 R)
• M20: 6,039,715 km (0.09 R)
• M21: 6,464,124 km (0.096 R)
• M22: 7,063,862 km (0.064 R)
• M23: 7,709,825 km (0.096 R)
• M24: 8,345,616 km (0.054 R)
• M25: 8,640,175 km (0.105 R)
• M26: 8,938,323 km (0.093 R)
• M27: 9,452,940 km (0.075 R)
• M28: 10,133,161 km (0.056 R)
• M29: 10,447,766 km (0.083 R)
• M30: 10,957,595 km (0.109 R)
• M31: 11,313,040 km (0.063 R)
• M32: 11,704,986 km (0.093 R)
• M33: 12,035,149 km (0.105 R)
• M34: 13,043,887 km (0.112 R)
• M35: 13,351,760 km (0.077 R)
• M36: 13,523,947 km (0.09 R)
• M37: 13,974,835 km (0.034 R)
• M38: 14,749,452 km (0.09 R)
• M39: 14,998,832 km (0.03 R)
• M40: 15,106,094 km (0.112 R)
• M41: 15,357,568 km (0.054 R)
• M42: 15,900,907 km (0.083 R)
• M43: 16,156,570 km (0.037 R)
• M44: 16,746,285 km (0.065 R)
• M45: 17,081,234 km (0.117 R)
• M46: 17,343,180 km (0.061 R)
• M47: 17,568,774 km (0.086 R)
• M48: 17,795,415 km (0.117 R)
• M49: 18,865,638 km (0.057 R)
• M50: 19,603,754 km (0.11 R)
• M51: 19,721,188 km (0.06 R)
• M52: 20,153,676 km (0.065 R)
• M53: 20,669,040 km (0.035 R)
• M54: 21,148,501 km (0.089 R)
• M55: 21,510,528 km (0.054 R)
• M56: 21,712,485 km (0.1 R)
• M57: 21,915,190 km (0.106 R)
• M58: 22,159,185 km (0.116 R)
• M59: 22,281,556 km (0.074 R)
• M60: 22,691,005 km (0.113 R)
• M61: 23,227,014 km (0.094 R)
• M62: 23,351,330 km (0.096 R)
• M63: 23,600,560 km (0.034 R)
• M64: 23,850,688 km (0.065 R)
• M65: 24,017,938 km (0.097 R)
• M66: 24,143,600 km (0.111 R)
• M67: 24,395,673 km (0.069 R)
• M68: 24,564,270 km (0.113 R)
• M69: 25,072,154 km (0.105 R)
• M70: 25,626,265 km (0.089 R)
• M71: 25,926,358 km (0.098 R)
• M72: 26,227,648 km (0.112 R)
• M73: 26,400,284 km (0.104 R)
• M74: 26,920,586 km (0.075 R)
• M75: 29,035,451 km (0.116 R)
• M76: 30,157,884 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473

Radius: 5.1

Gravity: 18.19 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.44 AU - 20.12 AU

Year: 22980 Days

Day: 16.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 73,778,425 km

• M1: 566,976 km (0.049 R)
• M2: 937,530 km (0.12 R)
• M3: 1,040,304 km (0.12 R)
• M4: 1,313,320 km (0.116 R)
• M5: 2,394,464 km (0.079 R)
• M6: 2,789,551 km (0.09 R)
• M7: 2,975,801 km (0.049 R)
• M8: 3,439,105 km (0.119 R)
• M9: 3,801,431 km (0.091 R)
• M10: 4,303,183 km (0.109 R)
• M11: 4,737,017 km (0.119 R)
• M12: 6,072,327 km (0.075 R)
• M13: 6,168,369 km (0.12 R)
• M14: 6,313,629 km (0.061 R)
• M15: 7,826,063 km (0.103 R)
• M16: 9,057,553 km (0.057 R)
• M17: 9,388,613 km (0.063 R)
• M18: 9,611,514 km (0.092 R)
• M19: 9,949,156 km (0.056 R)
• M20: 10,347,984 km (0.118 R)
• M21: 12,419,166 km (0.057 R)
• M22: 12,725,244 km (0.119 R)
• M23: 13,095,798 km (0.117 R)
• M24: 13,595,305 km (0.051 R)
• M25: 15,327,050 km (0.075 R)
• M26: 15,392,574 km (0.099 R)
• M27: 15,655,268 km (0.104 R)
• M28: 17,059,094 km (0.054 R)
• M29: 17,467,496 km (0.075 R)
• M30: 18,294,024 km (0.077 R)
• M31: 18,572,276 km (0.113 R)
• M32: 18,782,013 km (0.116 R)
• M33: 18,852,024 km (0.098 R)
• M34: 18,922,186 km (0.105 R)
• M35: 20,776,302 km (0.097 R)
• M36: 21,066,671 km (0.104 R)
• M37: 21,139,526 km (0.064 R)
• M38: 22,464,215 km (0.114 R)
• M39: 24,119,365 km (0.048 R)
• M40: 25,425,056 km (0.117 R)
• M41: 26,047,532 km (0.112 R)
• M42: 26,674,796 km (0.053 R)
• M43: 27,864,548 km (0.094 R)
• M44: 28,024,468 km (0.111 R)
• M45: 28,345,206 km (0.093 R)
• M46: 29,233,668 km (0.091 R)
• M47: 29,477,512 km (0.034 R)
• M48: 29,803,636 km (0.047 R)
• M49: 32,204,233 km (0.096 R)
• M50: 32,540,230 km (0.101 R)
• M51: 33,046,319 km (0.088 R)
• M52: 33,895,736 km (0.069 R)
• M53: 34,322,987 km (0.073 R)
• M54: 34,924,371 km (0.042 R)
• M55: 35,183,175 km (0.115 R)
• M56: 35,355,961 km (0.088 R)
• M57: 35,529,045 km (0.056 R)
• M58: 37,100,122 km (0.109 R)
• M59: 37,894,038 km (0.117 R)
• M60: 37,982,600 km (0.115 R)
• M61: 38,071,162 km (0.101 R)
• M62: 38,782,650 km (0.117 R)
• M63: 39,768,200 km (0.093 R)
• M64: 41,216,308 km (0.089 R)
• M65: 43,050,677 km (0.082 R)
• M66: 43,235,430 km (0.116 R)
• M67: 43,884,685 km (0.103 R)
• M68: 43,977,735 km (0.063 R)
• M69: 44,070,785 km (0.102 R)
• M70: 44,630,580 km (0.073 R)
• M71: 45,380,664 km (0.053 R)
• M72: 45,662,955 km (0.061 R)
• M73: 46,513,568 km (0.069 R)
• M74: 46,608,413 km (0.102 R)
• M75: 46,703,258 km (0.115 R)
• M76: 48,422,288 km (0.1 R)
• M77: 49,870,545 km (0.116 R)
• M78: 53,304,863 km (0.07 R)
• M79: 54,599,782 km (0.113 R)
• M80: 54,799,944 km (0.119 R)
• M81: 55,401,776 km (0.069 R)
• M82: 57,118,861 km (0.116 R)
• M83: 57,627,194 km (0.049 R)
• M84: 58,341,524 km (0.093 R)
• M85: 58,546,024 km (0.118 R)
• M86: 60,191,451 km (0.063 R)
• M87: 62,583,222 km (0.074 R)
• M88: 63,002,395 km (0.075 R)
• M89: 63,107,263 km (0.09 R)
• M90: 63,212,281 km (0.072 R)
• M91: 64,900,044 km (0.094 R)
• M92: 66,495,506 km (0.105 R)
• M93: 70,595,235 km (0.105 R)
• M94: 71,140,669 km (0.111 R)
• M95: 72,565,439 km (0.11 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 16,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit