🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.67 AU - 0.83 AU

Year: 233 Days

Day: 42.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.81 AU - 1.89 AU

Year: 901 Days

Day: 35.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.52 AU - 2.22 AU

Year: 916 Days

Day: 44.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 14.4

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.63 AU - 12.33 AU

Year: 13031 Days

Day: 10.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 90,542,373 km

• M1: 260,300 km (0.114 R)
• M2: 771,775 km (0.081 R)
• M3: 960,718 km (0.096 R)
• M4: 1,139,786 km (0.074 R)
• M5: 1,261,110 km (0.041 R)
• M6: 1,415,944 km (0.113 R)
• M7: 1,653,056 km (0.092 R)
• M8: 1,792,332 km (0.118 R)
• M9: 1,984,565 km (0.084 R)
• M10: 3,317,782 km (0.117 R)
• M11: 3,576,287 km (0.068 R)
• M12: 3,738,750 km (0.11 R)
• M13: 3,966,139 km (0.092 R)
• M14: 4,198,165 km (0.104 R)
• M15: 4,720,112 km (0.09 R)
• M16: 4,943,761 km (0.101 R)
• M17: 5,588,677 km (0.087 R)
• M18: 5,777,919 km (0.106 R)
• M19: 7,471,366 km (0.036 R)
• M20: 7,706,385 km (0.084 R)
• M21: 7,811,702 km (0.066 R)
• M22: 7,917,467 km (0.058 R)
• M23: 8,535,007 km (0.037 R)
• M24: 9,476,277 km (0.101 R)
• M25: 9,787,889 km (0.066 R)
• M26: 10,479,480 km (0.085 R)
• M27: 11,097,768 km (0.097 R)
• M28: 11,486,424 km (0.074 R)
• M29: 11,758,093 km (0.095 R)
• M30: 13,211,586 km (0.113 R)
• M31: 13,464,706 km (0.032 R)
• M32: 14,525,504 km (0.071 R)
• M33: 15,247,613 km (0.069 R)
• M34: 15,613,081 km (0.104 R)
• M35: 15,847,202 km (0.058 R)
• M36: 17,657,336 km (0.12 R)
• M37: 18,357,304 km (0.053 R)
• M38: 18,533,830 km (0.084 R)
• M39: 20,038,036 km (0.112 R)
• M40: 20,402,008 km (0.109 R)
• M41: 20,657,970 km (0.113 R)
• M42: 21,210,285 km (0.099 R)
• M43: 21,544,038 km (0.066 R)
• M44: 21,804,787 km (0.044 R)
• M45: 21,954,236 km (0.064 R)
• M46: 22,216,780 km (0.049 R)
• M47: 23,162,388 km (0.099 R)
• M48: 24,198,652 km (0.093 R)
• M49: 24,819,783 km (0.108 R)
• M50: 25,210,682 km (0.111 R)
• M51: 25,485,643 km (0.119 R)
• M52: 25,603,676 km (0.101 R)
• M53: 26,038,257 km (0.084 R)
• M54: 26,236,624 km (0.11 R)
• M55: 26,355,854 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.7

Radius: 6.1

Gravity: 15.55 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.54 AU - 19.24 AU

Year: 28245 Days

Day: 17.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 152.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 90,542,373 km

• M1: 140,622 km (0.079 R)
• M2: 258,954 km (0.103 R)
• M3: 391,348 km (0.053 R)
• M4: 719,715 km (0.089 R)
• M5: 772,673 km (0.083 R)
• M6: 910,752 km (0.056 R)
• M7: 1,211,144 km (0.087 R)
• M8: 1,971,251 km (0.111 R)
• M9: 2,122,943 km (0.102 R)
• M10: 3,286,665 km (0.103 R)
• M11: 3,883,561 km (0.116 R)
• M12: 7,985,983 km (0.095 R)
• M13: 8,289,068 km (0.052 R)
• M14: 8,906,459 km (0.097 R)
• M15: 9,031,672 km (0.085 R)
• M16: 9,220,764 km (0.084 R)
• M17: 9,666,715 km (0.099 R)
• M18: 9,924,772 km (0.12 R)
• M19: 9,989,697 km (0.107 R)
• M20: 10,054,622 km (0.093 R)
• M21: 10,912,566 km (0.112 R)
• M22: 11,113,925 km (0.104 R)
• M23: 12,069,407 km (0.026 R)
• M24: 12,347,210 km (0.119 R)
• M25: 12,486,934 km (0.04 R)
• M26: 12,627,257 km (0.119 R)
• M27: 13,479,516 km (0.074 R)
• M28: 14,277,172 km (0.114 R)
• M29: 14,941,087 km (0.112 R)
• M30: 15,239,385 km (0.11 R)
• M31: 15,690,423 km (0.098 R)
• M32: 16,298,688 km (0.118 R)
• M33: 17,538,406 km (0.097 R)
• M34: 19,616,619 km (0.076 R)
• M35: 20,107,151 km (0.083 R)
• M36: 20,271,559 km (0.042 R)
• M37: 21,351,206 km (0.105 R)
• M38: 21,518,906 km (0.109 R)
• M39: 24,261,633 km (0.053 R)
• M40: 24,612,141 km (0.103 R)
• M41: 24,876,181 km (0.117 R)
• M42: 25,318,243 km (0.104 R)
• M43: 26,299,904 km (0.098 R)
• M44: 27,476,043 km (0.099 R)
• M45: 29,411,839 km (0.085 R)
• M46: 29,692,036 km (0.108 R)
• M47: 32,638,067 km (0.119 R)
• M48: 33,121,866 km (0.103 R)
• M49: 33,803,284 km (0.11 R)
• M50: 34,292,769 km (0.111 R)
• M51: 34,981,966 km (0.119 R)
• M52: 35,377,952 km (0.104 R)
• M53: 36,875,726 km (0.107 R)
• M54: 40,865,800 km (0.079 R)
• M55: 42,226,093 km (0.102 R)
• M56: 43,707,411 km (0.106 R)
• M57: 49,024,419 km (0.113 R)
• M58: 51,140,331 km (0.059 R)
• M59: 52,718,439 km (0.03 R)
• M60: 53,172,170 km (0.092 R)
• M61: 53,513,402 km (0.029 R)
• M62: 54,541,439 km (0.084 R)
• M63: 58,835,646 km (0.09 R)
• M64: 58,953,080 km (0.114 R)
• M65: 59,424,164 km (0.119 R)
• M66: 60,251,440 km (0.043 R)
• M67: 60,369,922 km (0.106 R)
• M68: 61,082,606 km (0.118 R)
• M69: 62,276,397 km (0.111 R)
• M70: 63,116,688 km (0.118 R)
• M71: 64,687,166 km (0.075 R)
• M72: 66,025,918 km (0.054 R)
• M73: 66,882,665 km (0.105 R)
• M74: 67,250,975 km (0.105 R)
• M75: 68,359,944 km (0.116 R)
• M76: 68,483,512 km (0.07 R)
• M77: 70,221,689 km (0.074 R)
• M78: 70,720,897 km (0.079 R)
• M79: 71,096,089 km (0.055 R)
• M80: 72,225,702 km (0.071 R)
• M81: 73,361,300 km (0.089 R)
• M82: 73,867,838 km (0.082 R)
• M83: 74,757,198 km (0.111 R)
• M84: 76,289,977 km (0.06 R)
• M85: 76,803,098 km (0.044 R)
• M86: 77,575,173 km (0.104 R)
• M87: 79,776,356 km (0.099 R)
• M88: 79,906,506 km (0.076 R)
• M89: 81,998,034 km (0.087 R)
• M90: 83,182,400 km (0.11 R)
• M91: 84,107,513 km (0.094 R)
• M92: 84,240,057 km (0.09 R)
• M93: 84,372,601 km (0.066 R)
• M94: 86,903,348 km (0.099 R)
• M95: 88,379,879 km (0.101 R)
• M96: 88,918,880 km (0.057 R)
• M97: 89,594,165 km (0.092 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 12,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit