🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.54 AU - 0.56 AU

Year: 172 Days

Day: 17.6 Hours

Environment

Temp: 128 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.21 AU - 1.81 AU

Year: 783 Days

Day: 45.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,150,439 km

• M1: 335,997 km (0.112 R)

Asteroid Belt

Center: 3.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.9

Radius: 10.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.37 AU - 5.57 AU

Year: 5396 Days

Day: 7.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 82,150,439 km

• M1: 136,583 km (0.066 R)
• M2: 241,002 km (0.098 R)
• M3: 327,919 km (0.094 R)
• M4: 555,158 km (0.116 R)
• M5: 844,779 km (0.109 R)
• M6: 985,102 km (0.064 R)
• M7: 1,216,829 km (0.078 R)
• M8: 1,415,046 km (0.086 R)
• M9: 1,531,284 km (0.076 R)
• M10: 1,664,426 km (0.032 R)
• M11: 1,801,458 km (0.066 R)
• M12: 1,971,102 km (0.079 R)
• M13: 2,326,247 km (0.107 R)
• M14: 2,495,891 km (0.117 R)
• M15: 3,063,016 km (0.108 R)
• M16: 3,369,991 km (0.092 R)
• M17: 4,069,361 km (0.113 R)
• M18: 4,255,910 km (0.117 R)
• M19: 4,369,155 km (0.11 R)
• M20: 4,445,301 km (0.11 R)
• M21: 4,773,668 km (0.101 R)
• M22: 5,291,277 km (0.086 R)
• M23: 5,474,684 km (0.114 R)
• M24: 5,743,212 km (0.097 R)
• M25: 5,931,705 km (0.065 R)
• M26: 6,293,433 km (0.091 R)
• M27: 6,509,602 km (0.117 R)
• M28: 6,596,668 km (0.081 R)
• M29: 6,816,277 km (0.096 R)
• M30: 7,127,890 km (0.1 R)
• M31: 7,466,879 km (0.086 R)
• M32: 7,764,877 km (0.083 R)
• M33: 7,927,042 km (0.118 R)
• M34: 8,539,046 km (0.08 R)
• M35: 8,658,575 km (0.096 R)
• M36: 8,995,918 km (0.11 R)
• M37: 9,460,869 km (0.107 R)
• M38: 9,634,103 km (0.086 R)
• M39: 9,733,585 km (0.044 R)
• M40: 10,210,952 km (0.07 R)
• M41: 10,312,380 km (0.101 R)
• M42: 10,414,106 km (0.097 R)
• M43: 11,057,975 km (0.075 R)
• M44: 11,162,096 km (0.089 R)
• M45: 12,141,513 km (0.093 R)
• M46: 13,093,254 km (0.039 R)
• M47: 13,286,535 km (0.039 R)
• M48: 14,125,330 km (0.076 R)
• M49: 14,380,395 km (0.096 R)
• M50: 14,465,665 km (0.064 R)
• M51: 14,608,232 km (0.033 R)
• M52: 14,923,734 km (0.113 R)
• M53: 15,736,649 km (0.052 R)
• M54: 15,824,612 km (0.113 R)
• M55: 16,922,960 km (0.1 R)
• M56: 17,073,306 km (0.113 R)
• M57: 17,344,976 km (0.066 R)
• M58: 17,679,028 km (0.069 R)
• M59: 17,770,432 km (0.076 R)
• M60: 18,076,509 km (0.069 R)
• M61: 18,538,767 km (0.081 R)
• M62: 18,631,667 km (0.119 R)
• M63: 19,317,872 km (0.062 R)
• M64: 19,569,496 km (0.086 R)
• M65: 20,362,813 km (0.082 R)
• M66: 20,458,706 km (0.094 R)
• M67: 20,683,102 km (0.031 R)
• M68: 20,779,443 km (0.115 R)
• M69: 20,908,247 km (0.063 R)
• M70: 21,198,916 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.2

Radius: 4.1

Gravity: 56.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 10.52 AU - 14.9 AU

Year: 19111 Days

Day: 22.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 82,150,439 km

• M1: 71,807 km (0.057 R)
• M2: 133,142 km (0.11 R)
• M3: 565,630 km (0.059 R)
• M4: 860,936 km (0.1 R)
• M5: 1,052,720 km (0.042 R)
• M6: 1,168,210 km (0.073 R)
• M7: 1,506,750 km (0.108 R)
• M8: 1,571,526 km (0.109 R)
• M9: 1,737,280 km (0.095 R)
• M10: 2,608,388 km (0.044 R)
• M11: 2,884,397 km (0.095 R)
• M12: 2,964,880 km (0.077 R)
• M13: 3,005,421 km (0.103 R)
• M14: 4,490,629 km (0.094 R)
• M15: 6,112,868 km (0.091 R)
• M16: 6,268,600 km (0.116 R)
• M17: 6,583,802 km (0.118 R)
• M18: 7,839,228 km (0.068 R)
• M19: 8,064,821 km (0.117 R)
• M20: 10,190,457 km (0.067 R)
• M21: 11,505,273 km (0.069 R)
• M22: 12,476,612 km (0.092 R)
• M23: 12,673,932 km (0.031 R)
• M24: 12,806,176 km (0.105 R)
• M25: 14,016,273 km (0.047 R)
• M26: 14,427,667 km (0.052 R)
• M27: 15,332,585 km (0.063 R)
• M28: 15,827,305 km (0.114 R)
• M29: 17,123,571 km (0.046 R)
• M30: 17,269,728 km (0.065 R)
• M31: 17,489,786 km (0.034 R)
• M32: 17,636,841 km (0.058 R)
• M33: 17,710,593 km (0.033 R)
• M34: 20,123,606 km (0.074 R)
• M35: 20,742,792 km (0.117 R)
• M36: 21,132,943 km (0.083 R)
• M37: 22,477,529 km (0.057 R)
• M38: 24,258,192 km (0.08 R)
• M39: 26,336,107 km (0.098 R)
• M40: 27,609,783 km (0.053 R)
• M41: 27,866,942 km (0.116 R)
• M42: 30,216,825 km (0.054 R)
• M43: 30,481,913 km (0.097 R)
• M44: 31,103,192 km (0.101 R)
• M45: 31,370,823 km (0.1 R)
• M46: 32,810,703 km (0.111 R)
• M47: 34,455,980 km (0.07 R)
• M48: 35,103,140 km (0.044 R)
• M49: 35,567,791 km (0.063 R)
• M50: 35,754,340 km (0.116 R)
• M51: 36,409,429 km (0.049 R)
• M52: 36,879,765 km (0.087 R)
• M53: 37,257,499 km (0.104 R)
• M54: 38,685,261 km (0.055 R)
• M55: 39,261,512 km (0.027 R)
• M56: 41,790,764 km (0.109 R)
• M57: 44,171,763 km (0.094 R)
• M58: 44,472,455 km (0.068 R)
• M59: 45,479,697 km (0.064 R)
• M60: 46,698,322 km (0.107 R)
• M61: 52,313,179 km (0.09 R)
• M62: 52,631,373 km (0.115 R)
• M63: 55,631,409 km (0.092 R)
• M64: 55,956,186 km (0.055 R)
• M65: 58,356,484 km (0.106 R)
• M66: 58,576,393 km (0.095 R)
• M67: 58,796,601 km (0.027 R)
• M68: 58,906,705 km (0.065 R)
• M69: 59,348,168 km (0.082 R)
• M70: 62,131,736 km (0.025 R)
• M71: 62,693,625 km (0.078 R)
• M72: 63,144,214 km (0.084 R)
• M73: 63,596,000 km (0.069 R)
• M74: 65,071,633 km (0.107 R)
• M75: 66,099,670 km (0.042 R)
• M76: 67,478,962 km (0.071 R)
• M77: 67,940,771 km (0.059 R)
• M78: 68,056,410 km (0.066 R)
• M79: 70,148,686 km (0.119 R)
• M80: 70,382,507 km (0.087 R)
• M81: 71,320,336 km (0.055 R)
• M82: 71,555,354 km (0.086 R)
• M83: 72,498,270 km (0.117 R)
• M84: 73,089,630 km (0.1 R)
• M85: 73,445,224 km (0.098 R)
• M86: 75,950,540 km (0.076 R)
• M87: 76,791,878 km (0.066 R)
• M88: 77,999,133 km (0.081 R)
• M89: 78,483,830 km (0.078 R)
• M90: 79,212,671 km (0.085 R)
• M91: 79,456,067 km (0.041 R)
• M92: 80,432,342 km (0.065 R)
• M93: 80,554,713 km (0.081 R)
• M94: 81,412,657 km (0.075 R)
• M95: 82,027,355 km (0.061 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 17,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit