🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.41 AU - 0.67 AU

Year: 146 Days

Day: 45.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.5 AU - 0.76 AU

Year: 184 Days

Day: 45.1 Hours

Environment

Temp: 195 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.52 AU - 0.76 AU

Year: 189 Days

Day: 27 Hours

Environment

Temp: 157 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,905,806 km

• M1: 267,930 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.91 AU - 0.93 AU

Year: 326 Days

Day: 30.1 Hours

Environment

Temp: 39 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.84 AU - 1.36 AU

Year: 426 Days

Day: 23.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.38 AU - 2.16 AU

Year: 869 Days

Day: 45.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,905,806 km

• M1: 1,359,545 km (0.056 R)

Asteroid Belt

Center: 10.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.3

Radius: 4.2

Gravity: 54.33 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 16.57 AU - 20.09 AU

Year: 28955 Days

Day: 17.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 108,905,806 km

• M1: 55,650 km (0.1 R)
• M2: 102,774 km (0.035 R)
• M3: 130,150 km (0.07 R)
• M4: 482,453 km (0.093 R)
• M5: 795,711 km (0.089 R)
• M6: 858,542 km (0.105 R)
• M7: 955,930 km (0.105 R)
• M8: 1,814,622 km (0.032 R)
• M9: 2,111,574 km (0.11 R)
• M10: 2,608,239 km (0.072 R)
• M11: 2,655,213 km (0.042 R)
• M12: 5,272,577 km (0.105 R)
• M13: 7,547,811 km (0.089 R)
• M14: 7,749,469 km (0.059 R)
• M15: 8,021,139 km (0.103 R)
• M16: 8,089,505 km (0.115 R)
• M17: 8,365,064 km (0.079 R)
• M18: 10,081,999 km (0.096 R)
• M19: 10,979,736 km (0.081 R)
• M20: 11,055,731 km (0.047 R)
• M21: 11,361,360 km (0.12 R)
• M22: 13,495,972 km (0.076 R)
• M23: 15,664,543 km (0.086 R)
• M24: 17,051,913 km (0.091 R)
• M25: 18,478,030 km (0.101 R)
• M26: 18,658,894 km (0.112 R)
• M27: 19,480,336 km (0.108 R)
• M28: 20,127,496 km (0.094 R)
• M29: 20,406,945 km (0.056 R)
• M30: 21,253,070 km (0.072 R)
• M31: 22,398,840 km (0.037 R)
• M32: 22,591,822 km (0.082 R)
• M33: 23,466,670 km (0.096 R)
• M34: 23,859,065 km (0.111 R)
• M35: 24,056,086 km (0.103 R)
• M36: 24,154,820 km (0.088 R)
• M37: 24,352,738 km (0.085 R)
• M38: 25,249,577 km (0.11 R)
• M39: 25,954,632 km (0.096 R)
• M40: 27,797,080 km (0.094 R)
• M41: 29,364,267 km (0.109 R)
• M42: 30,638,691 km (0.11 R)
• M43: 31,174,999 km (0.031 R)
• M44: 32,147,984 km (0.046 R)
• M45: 32,583,763 km (0.089 R)
• M46: 33,131,141 km (0.09 R)
• M47: 34,791,229 km (0.089 R)
• M48: 37,847,065 km (0.047 R)
• M49: 37,961,956 km (0.064 R)
• M50: 38,768,887 km (0.038 R)
• M51: 39,232,640 km (0.081 R)
• M52: 39,698,039 km (0.089 R)
• M53: 39,931,561 km (0.099 R)
• M54: 40,517,087 km (0.116 R)
• M55: 40,752,106 km (0.109 R)
• M56: 41,223,638 km (0.103 R)
• M57: 42,410,099 km (0.091 R)
• M58: 43,607,630 km (0.105 R)
• M59: 43,728,056 km (0.112 R)
• M60: 44,089,784 km (0.118 R)
• M61: 44,452,558 km (0.083 R)
• M62: 46,527,032 km (0.067 R)
• M63: 46,773,121 km (0.088 R)
• M64: 48,258,927 km (0.085 R)
• M65: 50,896,038 km (0.107 R)
• M66: 52,679,843 km (0.114 R)
• M67: 54,743,546 km (0.082 R)
• M68: 55,263,548 km (0.058 R)
• M69: 57,228,217 km (0.115 R)
• M70: 62,035,993 km (0.05 R)
• M71: 63,530,625 km (0.106 R)
• M72: 64,762,265 km (0.091 R)
• M73: 67,806,132 km (0.067 R)
• M74: 67,945,558 km (0.092 R)
• M75: 71,462,903 km (0.078 R)
• M76: 71,746,840 km (0.1 R)
• M77: 73,601,554 km (0.09 R)
• M78: 77,503,814 km (0.102 R)
• M79: 78,087,545 km (0.104 R)
• M80: 78,233,702 km (0.077 R)
• M81: 81,620,897 km (0.059 R)
• M82: 83,407,096 km (0.094 R)
• M83: 83,556,544 km (0.108 R)
• M84: 84,604,926 km (0.062 R)
• M85: 86,261,423 km (0.096 R)
• M86: 87,017,790 km (0.047 R)
• M87: 91,756,602 km (0.11 R)
• M88: 93,302,995 km (0.104 R)
• M89: 98,624,939 km (0.116 R)
• M90: 99,257,439 km (0.064 R)
• M91: 100,208,732 km (0.111 R)
• M92: 101,641,431 km (0.107 R)
• M93: 102,920,642 km (0.086 R)
• M94: 105,172,090 km (0.073 R)
• M95: 106,303,798 km (0.088 R)
• M96: 106,790,141 km (0.065 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 12,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit