🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.5 AU - 0.78 AU

Year: 180 Days

Day: 27.6 Hours

Environment

Temp: 177 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.78 AU - 1.86 AU

Year: 863 Days

Day: 44.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.2 AU - 3.02 AU

Year: 1482 Days

Day: 28.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.57 AU - 2.73 AU

Year: 1516 Days

Day: 24.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 173.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,241,667 km

• M1: 224,846 km (0.099 R)

Asteroid Belt

Center: 10.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 17.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.4

Radius: 5.1

Gravity: 28.16 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 16.33 AU - 19.51 AU

Year: 26662 Days

Day: 17.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 94,241,667 km

• M1: 903,122 km (0.109 R)
• M2: 1,084,884 km (0.12 R)
• M3: 1,180,178 km (0.091 R)
• M4: 1,413,101 km (0.088 R)
• M5: 1,447,509 km (0.115 R)
• M6: 1,997,880 km (0.115 R)
• M7: 2,274,785 km (0.116 R)
• M8: 3,313,593 km (0.076 R)
• M9: 3,688,485 km (0.101 R)
• M10: 3,784,228 km (0.118 R)
• M11: 3,978,406 km (0.05 R)
• M12: 4,027,324 km (0.073 R)
• M13: 4,126,059 km (0.116 R)
• M14: 5,371,312 km (0.106 R)
• M15: 5,534,672 km (0.11 R)
• M16: 6,722,928 km (0.088 R)
• M17: 6,899,005 km (0.069 R)
• M18: 7,924,798 km (0.096 R)
• M19: 8,235,512 km (0.087 R)
• M20: 9,452,192 km (0.04 R)
• M21: 9,715,484 km (0.105 R)
• M22: 9,981,020 km (0.116 R)
• M23: 10,519,423 km (0.07 R)
• M24: 12,333,596 km (0.106 R)
• M25: 12,910,895 km (0.104 R)
• M26: 13,202,910 km (0.081 R)
• M27: 13,423,417 km (0.05 R)
• M28: 13,497,019 km (0.09 R)
• M29: 13,644,971 km (0.108 R)
• M30: 14,166,769 km (0.086 R)
• M31: 15,153,217 km (0.109 R)
• M32: 15,307,004 km (0.069 R)
• M33: 16,240,046 km (0.082 R)
• M34: 16,476,261 km (0.115 R)
• M35: 17,593,158 km (0.062 R)
• M36: 17,673,941 km (0.111 R)
• M37: 19,815,435 km (0.109 R)
• M38: 19,983,583 km (0.111 R)
• M39: 20,321,225 km (0.098 R)
• M40: 21,173,484 km (0.099 R)
• M41: 21,777,112 km (0.055 R)
• M42: 23,000,972 km (0.105 R)
• M43: 24,878,425 km (0.112 R)
• M44: 25,697,922 km (0.111 R)
• M45: 26,341,492 km (0.109 R)
• M46: 26,526,246 km (0.046 R)
• M47: 27,363,395 km (0.113 R)
• M48: 27,644,340 km (0.084 R)
• M49: 27,832,235 km (0.041 R)
• M50: 28,209,072 km (0.078 R)
• M51: 29,350,055 km (0.115 R)
• M52: 30,022,647 km (0.095 R)
• M53: 31,284,954 km (0.065 R)
• M54: 31,480,628 km (0.075 R)
• M55: 33,061,279 km (0.113 R)
• M56: 33,260,693 km (0.113 R)
• M57: 34,364,276 km (0.041 R)
• M58: 38,582,637 km (0.061 R)
• M59: 43,178,583 km (0.116 R)
• M60: 45,374,381 km (0.08 R)
• M61: 50,560,490 km (0.066 R)
• M62: 51,596,904 km (0.039 R)
• M63: 52,756,736 km (0.084 R)
• M64: 53,223,033 km (0.096 R)
• M65: 54,512,417 km (0.119 R)
• M66: 55,338,347 km (0.112 R)
• M67: 55,812,123 km (0.098 R)
• M68: 57,002,473 km (0.099 R)
• M69: 57,121,853 km (0.095 R)
• M70: 60,501,418 km (0.093 R)
• M71: 61,356,370 km (0.118 R)
• M72: 61,478,891 km (0.069 R)
• M73: 63,696,978 km (0.119 R)
• M74: 66,066,758 km (0.03 R)
• M75: 67,073,253 km (0.113 R)
• M76: 68,465,261 km (0.1 R)
• M77: 68,592,269 km (0.036 R)
• M78: 68,846,586 km (0.105 R)
• M79: 70,635,327 km (0.099 R)
• M80: 72,180,673 km (0.108 R)
• M81: 74,650,085 km (0.089 R)
• M82: 84,255,765 km (0.085 R)
• M83: 86,168,074 km (0.071 R)
• M84: 86,442,437 km (0.075 R)
• M85: 86,992,059 km (0.062 R)
• M86: 87,267,319 km (0.116 R)
• M87: 87,542,879 km (0.074 R)
• M88: 88,094,745 km (0.088 R)
• M89: 89,340,896 km (0.11 R)
• M90: 89,479,573 km (0.077 R)
• M91: 91,150,880 km (0.072 R)
• M92: 91,290,754 km (0.053 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 17,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit