🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.59 AU

Year: 139 Days

Day: 32.9 Hours

Environment

Temp: 150 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.62 AU - 0.88 AU

Year: 249 Days

Day: 42.2 Hours

Environment

Temp: 112 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.81 AU - 1.21 AU

Year: 389 Days

Day: 32.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.95 AU - 1.17 AU

Year: 418 Days

Day: 44.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 44.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.99 AU - 1.39 AU

Year: 497 Days

Day: 31.5 Hours

Environment

Temp: -28 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.23 AU - 1.87 AU

Year: 739 Days

Day: 15.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.37 AU - 2.01 AU

Year: 841 Days

Day: 31.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.83 AU - 2.01 AU

Year: 1019 Days

Day: 34.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 12.1

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.23 AU - 9.83 AU

Year: 8713 Days

Day: 6.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 54,549,917 km

• M1: 154,385 km (0.046 R)
• M2: 267,631 km (0.027 R)
• M3: 347,366 km (0.06 R)
• M4: 439,818 km (0.081 R)
• M5: 686,953 km (0.111 R)
• M6: 822,938 km (0.11 R)
• M7: 900,280 km (0.082 R)
• M8: 1,099,395 km (0.071 R)
• M9: 1,555,519 km (0.118 R)
• M10: 1,886,130 km (0.076 R)
• M11: 1,976,188 km (0.067 R)
• M12: 2,223,623 km (0.059 R)
• M13: 2,497,536 km (0.113 R)
• M14: 2,731,657 km (0.11 R)
• M15: 2,903,246 km (0.062 R)
• M16: 3,149,783 km (0.118 R)
• M17: 3,366,550 km (0.102 R)
• M18: 4,242,745 km (0.11 R)
• M19: 4,624,669 km (0.11 R)
• M20: 4,975,775 km (0.091 R)
• M21: 5,165,315 km (0.068 R)
• M22: 5,293,072 km (0.025 R)
• M23: 6,352,075 km (0.111 R)
• M24: 6,789,200 km (0.112 R)
• M25: 7,023,171 km (0.096 R)
• M26: 7,141,204 km (0.114 R)
• M27: 7,331,343 km (0.094 R)
• M28: 7,668,387 km (0.04 R)
• M29: 8,183,303 km (0.101 R)
• M30: 8,862,028 km (0.093 R)
• M31: 8,938,473 km (0.094 R)
• M32: 9,092,259 km (0.118 R)
• M33: 9,663,424 km (0.095 R)
• M34: 9,794,921 km (0.066 R)
• M35: 10,006,452 km (0.117 R)
• M36: 10,246,257 km (0.072 R)
• M37: 10,353,519 km (0.092 R)
• M38: 10,922,440 km (0.109 R)
• M39: 11,362,856 km (0.03 R)
• M40: 11,585,308 km (0.059 R)
• M41: 11,837,231 km (0.05 R)
• M42: 12,006,127 km (0.109 R)
• M43: 12,119,223 km (0.078 R)
• M44: 12,546,474 km (0.064 R)
• M45: 12,661,365 km (0.068 R)
• M46: 12,891,896 km (0.071 R)
• M47: 13,533,222 km (0.099 R)
• M48: 13,739,517 km (0.108 R)
• M49: 14,665,528 km (0.119 R)
• M50: 15,766,120 km (0.111 R)
• M51: 16,138,917 km (0.096 R)
• M52: 16,232,566 km (0.108 R)
• M53: 16,988,334 km (0.1 R)
• M54: 17,562,640 km (0.035 R)
• M55: 17,723,309 km (0.115 R)
• M56: 18,208,305 km (0.116 R)
• M57: 18,894,660 km (0.104 R)
• M58: 19,655,963 km (0.038 R)
• M59: 19,889,785 km (0.091 R)
• M60: 20,258,843 km (0.052 R)
• M61: 20,461,249 km (0.115 R)
• M62: 21,072,206 km (0.106 R)
• M63: 21,620,333 km (0.094 R)
• M64: 22,521,062 km (0.12 R)
• M65: 23,717,546 km (0.059 R)
• M66: 23,824,059 km (0.117 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.7

Radius: 11

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.67 AU - 9.77 AU

Year: 10719 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 54,549,917 km

• M1: 448,345 km (0.078 R)
• M2: 691,292 km (0.054 R)
• M3: 781,948 km (0.114 R)
• M4: 1,232,088 km (0.066 R)
• M5: 1,345,034 km (0.088 R)
• M6: 1,755,232 km (0.078 R)
• M7: 2,203,726 km (0.103 R)
• M8: 2,286,603 km (0.071 R)
• M9: 2,657,905 km (0.086 R)
• M10: 2,926,284 km (0.083 R)
• M11: 3,110,140 km (0.069 R)
• M12: 3,266,320 km (0.06 R)
• M13: 4,052,158 km (0.053 R)
• M14: 4,431,538 km (0.061 R)
• M15: 4,607,764 km (0.056 R)
• M16: 5,485,754 km (0.073 R)
• M17: 6,177,943 km (0.113 R)
• M18: 6,574,527 km (0.086 R)
• M19: 6,856,968 km (0.087 R)
• M20: 7,559,629 km (0.097 R)
• M21: 8,155,627 km (0.037 R)
• M22: 8,415,628 km (0.114 R)
• M23: 8,810,866 km (0.097 R)
• M24: 9,212,237 km (0.116 R)
• M25: 9,347,324 km (0.093 R)
• M26: 9,483,159 km (0.104 R)
• M27: 10,781,818 km (0.042 R)
• M28: 11,841,120 km (0.072 R)
• M29: 12,037,243 km (0.068 R)
• M30: 12,135,678 km (0.084 R)
• M31: 12,283,930 km (0.102 R)
• M32: 12,782,390 km (0.08 R)
• M33: 13,799,207 km (0.098 R)
• M34: 14,736,437 km (0.12 R)
• M35: 15,000,478 km (0.116 R)
• M36: 15,319,420 km (0.074 R)
• M37: 16,343,867 km (0.029 R)
• M38: 16,672,084 km (0.073 R)
• M39: 17,223,801 km (0.069 R)
• M40: 18,402,034 km (0.099 R)
• M41: 19,896,517 km (0.097 R)
• M42: 21,072,506 km (0.065 R)
• M43: 22,634,756 km (0.096 R)
• M44: 22,878,451 km (0.108 R)
• M45: 23,368,384 km (0.118 R)
• M46: 25,742,502 km (0.105 R)
• M47: 26,060,547 km (0.104 R)
• M48: 26,188,154 km (0.109 R)
• M49: 26,765,004 km (0.073 R)
• M50: 27,735,595 km (0.103 R)
• M51: 27,865,895 km (0.11 R)
• M52: 28,061,569 km (0.095 R)
• M53: 28,651,882 km (0.096 R)
• M54: 28,981,446 km (0.116 R)
• M55: 29,378,778 km (0.034 R)
• M56: 30,581,246 km (0.074 R)
• M57: 31,120,845 km (0.106 R)
• M58: 32,072,736 km (0.08 R)
• M59: 32,483,682 km (0.031 R)
• M60: 33,034,351 km (0.093 R)
• M61: 33,657,427 km (0.087 R)
• M62: 37,117,326 km (0.094 R)
• M63: 37,765,085 km (0.088 R)
• M64: 38,343,879 km (0.043 R)
• M65: 38,489,139 km (0.107 R)
• M66: 39,071,673 km (0.101 R)
• M67: 40,024,611 km (0.102 R)
• M68: 40,171,815 km (0.064 R)
• M69: 40,836,778 km (0.097 R)
• M70: 42,177,624 km (0.119 R)
• M71: 42,402,619 km (0.057 R)
• M72: 42,778,259 km (0.098 R)
• M73: 42,853,507 km (0.1 R)
• M74: 43,079,549 km (0.076 R)
• M75: 44,215,895 km (0.076 R)
• M76: 45,285,370 km (0.097 R)
• M77: 45,746,430 km (0.051 R)
• M78: 46,131,795 km (0.087 R)
• M79: 46,286,180 km (0.117 R)
• M80: 46,828,023 km (0.104 R)
• M81: 47,996,233 km (0.115 R)
• M82: 49,647,793 km (0.036 R)
• M83: 49,885,355 km (0.102 R)
• M84: 50,599,984 km (0.098 R)
• M85: 50,679,570 km (0.109 R)
• M86: 51,558,158 km (0.099 R)
• M87: 52,280,566 km (0.09 R)
• M88: 52,683,433 km (0.052 R)
• M89: 52,764,216 km (0.082 R)
• M90: 53,735,705 km (0.095 R)
• M91: 54,142,312 km (0.062 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 19,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit