🌌 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: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.61 AU - 0.73 AU

Year: 191 Days

Day: 38 Hours

Environment

Temp: 179 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.12 AU - 1.78 AU

Year: 608 Days

Day: 24.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.26 AU - 1.88 AU

Year: 685 Days

Day: 35.2 Hours

Environment

Temp: -15 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,392,681 km

• M1: 299,345 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.74 AU - 2.34 AU

Year: 1015 Days

Day: 14.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.22 AU - 3.12 AU

Year: 1519 Days

Day: 29.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.65 AU - 3.21 AU

Year: 1747 Days

Day: 25.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,392,681 km

• M1: 834,756 km (0.06 R)

Asteroid Belt

Center: 8.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.3

Radius: 7

Gravity: 18.19 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 12.08 AU - 14.94 AU

Year: 17293 Days

Day: 22.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 75,392,681 km

• M1: 93,798 km (0.096 R)
• M2: 284,236 km (0.095 R)
• M3: 349,760 km (0.091 R)
• M4: 458,966 km (0.112 R)
• M5: 518,057 km (0.118 R)
• M6: 644,916 km (0.1 R)
• M7: 854,353 km (0.112 R)
• M8: 1,221,616 km (0.098 R)
• M9: 1,335,011 km (0.091 R)
• M10: 1,887,776 km (0.07 R)
• M11: 2,154,359 km (0.086 R)
• M12: 2,257,282 km (0.102 R)
• M13: 2,504,268 km (0.11 R)
• M14: 2,797,031 km (0.071 R)
• M15: 3,139,461 km (0.087 R)
• M16: 3,217,401 km (0.091 R)
• M17: 3,822,375 km (0.073 R)
• M18: 4,726,994 km (0.114 R)
• M19: 4,816,603 km (0.111 R)
• M20: 4,906,661 km (0.103 R)
• M21: 5,600,047 km (0.077 R)
• M22: 5,982,269 km (0.098 R)
• M23: 7,437,857 km (0.094 R)
• M24: 7,857,778 km (0.068 R)
• M25: 8,447,792 km (0.037 R)
• M26: 8,941,166 km (0.097 R)
• M27: 9,107,668 km (0.081 R)
• M28: 9,727,003 km (0.11 R)
• M29: 11,065,605 km (0.043 R)
• M30: 11,125,145 km (0.064 R)
• M31: 12,461,054 km (0.111 R)
• M32: 12,834,151 km (0.114 R)
• M33: 13,147,858 km (0.091 R)
• M34: 13,975,283 km (0.113 R)
• M35: 14,950,811 km (0.092 R)
• M36: 15,479,939 km (0.104 R)
• M37: 16,285,374 km (0.12 R)
• M38: 17,449,395 km (0.065 R)
• M39: 17,936,486 km (0.105 R)
• M40: 19,568,299 km (0.111 R)
• M41: 21,025,382 km (0.091 R)
• M42: 21,099,134 km (0.043 R)
• M43: 21,173,035 km (0.102 R)
• M44: 21,246,937 km (0.113 R)
• M45: 21,320,988 km (0.094 R)
• M46: 21,766,939 km (0.036 R)
• M47: 24,274,349 km (0.078 R)
• M48: 25,208,588 km (0.044 R)
• M49: 25,286,977 km (0.082 R)
• M50: 25,916,934 km (0.113 R)
• M51: 26,075,208 km (0.114 R)
• M52: 26,951,552 km (0.092 R)
• M53: 27,272,739 km (0.115 R)
• M54: 27,675,756 km (0.112 R)
• M55: 28,406,392 km (0.119 R)
• M56: 28,488,072 km (0.048 R)
• M57: 29,225,739 km (0.101 R)
• M58: 30,469,047 km (0.115 R)
• M59: 30,552,523 km (0.087 R)
• M60: 30,971,247 km (0.06 R)
• M61: 31,055,172 km (0.081 R)
• M62: 33,522,938 km (0.075 R)
• M63: 33,781,742 km (0.085 R)
• M64: 35,524,408 km (0.034 R)
• M65: 35,964,525 km (0.045 R)
• M66: 37,385,405 km (0.054 R)
• M67: 37,474,715 km (0.091 R)
• M68: 37,653,784 km (0.087 R)
• M69: 38,372,751 km (0.056 R)
• M70: 38,824,387 km (0.102 R)
• M71: 40,006,959 km (0.095 R)
• M72: 41,386,101 km (0.114 R)
• M73: 41,849,256 km (0.049 R)
• M74: 42,314,057 km (0.115 R)
• M75: 44,664,090 km (0.106 R)
• M76: 45,998,503 km (0.095 R)
• M77: 46,574,305 km (0.065 R)
• M78: 47,830,329 km (0.081 R)
• M79: 48,706,374 km (0.095 R)
• M80: 49,097,423 km (0.107 R)
• M81: 49,293,246 km (0.118 R)
• M82: 50,079,533 km (0.053 R)
• M83: 52,362,995 km (0.102 R)
• M84: 56,209,306 km (0.111 R)
• M85: 56,927,675 km (0.112 R)
• M86: 57,649,185 km (0.106 R)
• M87: 58,997,062 km (0.045 R)
• M88: 59,205,302 km (0.105 R)
• M89: 63,422,017 km (0.098 R)
• M90: 65,243,371 km (0.037 R)
• M91: 66,430,879 km (0.067 R)
• M92: 67,190,388 km (0.043 R)
• M93: 67,843,532 km (0.08 R)
• M94: 69,156,403 km (0.095 R)
• M95: 72,697,983 km (0.045 R)
• M96: 74,378,416 km (0.062 R)
• M97: 74,490,764 km (0.068 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 11,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit