🌌 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: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.65 AU - 0.71 AU

Year: 205 Days

Day: 36 Hours

Environment

Temp: 212 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.8 AU - 1.1 AU

Year: 338 Days

Day: 34.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 42.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.06 AU - 1.26 AU

Year: 456 Days

Day: 31.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 102.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.06 AU - 1.74 AU

Year: 605 Days

Day: 41.8 Hours

Environment

Temp: -21 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,906,286 km

• M1: 576,849 km (0.078 R)
• M2: 655,089 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.09 AU - 2.97 AU

Year: 1470 Days

Day: 28.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.26 AU - 4.68 AU

Year: 3452 Days

Day: 24.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,906,286 km

• M1: 105,616 km (0.026 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.57 AU - 4.85 AU

Year: 3734 Days

Day: 39.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.5

Radius: 5.1

Gravity: 22.2 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 15.58 AU - 16.48 AU

Year: 23442 Days

Day: 20.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 79,906,286 km

• M1: 360,232 km (0.106 R)
• M2: 1,149,959 km (0.115 R)
• M3: 1,236,875 km (0.056 R)
• M4: 1,479,224 km (0.114 R)
• M5: 2,183,381 km (0.087 R)
• M6: 2,588,342 km (0.059 R)
• M7: 2,779,977 km (0.102 R)
• M8: 2,818,873 km (0.09 R)
• M9: 2,936,756 km (0.092 R)
• M10: 3,258,690 km (0.112 R)
• M11: 3,465,734 km (0.119 R)
• M12: 3,892,537 km (0.101 R)
• M13: 4,335,795 km (0.094 R)
• M14: 4,794,911 km (0.092 R)
• M15: 4,935,683 km (0.118 R)
• M16: 6,211,752 km (0.091 R)
• M17: 7,747,075 km (0.091 R)
• M18: 7,967,583 km (0.118 R)
• M19: 9,864,633 km (0.112 R)
• M20: 11,389,783 km (0.119 R)
• M21: 11,452,315 km (0.033 R)
• M22: 11,514,847 km (0.096 R)
• M23: 11,577,678 km (0.119 R)
• M24: 12,211,375 km (0.097 R)
• M25: 14,788,348 km (0.058 R)
• M26: 15,683,392 km (0.042 R)
• M27: 15,752,955 km (0.091 R)
• M28: 16,172,577 km (0.092 R)
• M29: 16,951,384 km (0.079 R)
• M30: 17,237,714 km (0.096 R)
• M31: 17,742,457 km (0.076 R)
• M32: 18,840,356 km (0.105 R)
• M33: 19,434,858 km (0.096 R)
• M34: 21,563,486 km (0.053 R)
• M35: 22,341,544 km (0.119 R)
• M36: 23,525,612 km (0.089 R)
• M37: 24,326,409 km (0.073 R)
• M38: 25,380,625 km (0.097 R)
• M39: 27,701,487 km (0.107 R)
• M40: 28,038,531 km (0.041 R)
• M41: 28,461,743 km (0.107 R)
• M42: 30,609,220 km (0.072 R)
• M43: 30,870,418 km (0.119 R)
• M44: 30,957,634 km (0.099 R)
• M45: 31,482,872 km (0.114 R)
• M46: 31,834,576 km (0.041 R)
• M47: 32,364,452 km (0.109 R)
• M48: 33,971,881 km (0.076 R)
• M49: 35,240,022 km (0.118 R)
• M50: 35,513,787 km (0.085 R)
• M51: 37,171,032 km (0.071 R)
• M52: 37,915,580 km (0.077 R)
• M53: 38,665,215 km (0.083 R)
• M54: 38,947,506 km (0.111 R)
• M55: 39,136,149 km (0.065 R)
• M56: 39,609,028 km (0.066 R)
• M57: 41,134,777 km (0.12 R)
• M58: 41,615,435 km (0.099 R)
• M59: 42,679,674 km (0.081 R)
• M60: 43,068,778 km (0.099 R)
• M61: 43,166,316 km (0.086 R)
• M62: 45,527,868 km (0.084 R)
• M63: 45,825,867 km (0.106 R)
• M64: 46,824,283 km (0.054 R)
• M65: 47,225,804 km (0.068 R)
• M66: 48,031,987 km (0.092 R)
• M67: 49,453,615 km (0.1 R)
• M68: 52,234,341 km (0.1 R)
• M69: 52,546,402 km (0.119 R)
• M70: 52,650,671 km (0.062 R)
• M71: 53,905,947 km (0.073 R)
• M72: 54,642,866 km (0.072 R)
• M73: 54,959,565 km (0.077 R)
• M74: 55,382,927 km (0.069 R)
• M75: 55,595,057 km (0.047 R)
• M76: 56,126,428 km (0.106 R)
• M77: 56,339,456 km (0.111 R)
• M78: 56,446,119 km (0.097 R)
• M79: 58,161,109 km (0.103 R)
• M80: 58,700,559 km (0.072 R)
• M81: 60,437,839 km (0.062 R)
• M82: 63,075,399 km (0.103 R)
• M83: 63,629,510 km (0.109 R)
• M84: 64,408,166 km (0.118 R)
• M85: 65,525,812 km (0.039 R)
• M86: 67,101,377 km (0.095 R)
• M87: 68,234,431 km (0.077 R)
• M88: 68,348,126 km (0.049 R)
• M89: 72,133,700 km (0.086 R)
• M90: 72,597,154 km (0.093 R)
• M91: 74,227,172 km (0.108 R)
• M92: 75,516,257 km (0.072 R)
• M93: 76,222,509 km (0.1 R)
• M94: 77,522,963 km (0.062 R)
• M95: 79,069,356 km (0.062 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 19,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit