🌌 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: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.4 AU - 0.62 AU

Year: 129 Days

Day: 37.6 Hours

Environment

Temp: 257 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,321,191 km

• M1: 186,100 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.74 AU - 0.77 AU

Year: 229 Days

Day: 45.6 Hours

Environment

Temp: 162 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.35 AU - 2.81 AU

Year: 1463 Days

Day: 43.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.1

Radius: 13.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.78 AU - 9.26 AU

Year: 7282 Days

Day: 5.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 76,321,191 km

• M1: 186,997 km (0.062 R)
• M2: 627,264 km (0.072 R)
• M3: 1,221,616 km (0.113 R)
• M4: 1,324,839 km (0.087 R)
• M5: 1,431,053 km (0.101 R)
• M6: 1,797,418 km (0.108 R)
• M7: 1,901,239 km (0.11 R)
• M8: 2,500,828 km (0.06 R)
• M9: 2,617,664 km (0.044 R)
• M10: 3,412,477 km (0.111 R)
• M11: 3,731,569 km (0.09 R)
• M12: 4,318,591 km (0.099 R)
• M13: 5,317,905 km (0.038 R)
• M14: 5,556,813 km (0.079 R)
• M15: 6,363,594 km (0.08 R)
• M16: 6,501,673 km (0.073 R)
• M17: 6,874,920 km (0.118 R)
• M18: 7,064,011 km (0.115 R)
• M19: 7,278,984 km (0.118 R)
• M20: 8,260,645 km (0.068 R)
• M21: 8,487,286 km (0.117 R)
• M22: 9,101,834 km (0.072 R)
• M23: 9,257,715 km (0.072 R)
• M24: 9,677,785 km (0.081 R)
• M25: 9,863,436 km (0.119 R)
• M26: 9,996,878 km (0.104 R)
• M27: 10,373,715 km (0.109 R)
• M28: 12,847,465 km (0.102 R)
• M29: 13,286,684 km (0.036 R)
• M30: 13,404,568 km (0.083 R)
• M31: 14,029,588 km (0.086 R)
• M32: 14,939,143 km (0.107 R)
• M33: 15,184,782 km (0.069 R)
• M34: 15,308,201 km (0.09 R)
• M35: 15,494,001 km (0.114 R)
• M36: 18,073,517 km (0.092 R)
• M37: 18,269,939 km (0.096 R)
• M38: 18,830,034 km (0.116 R)
• M39: 19,899,958 km (0.082 R)
• M40: 20,408,142 km (0.064 R)
• M41: 20,646,750 km (0.116 R)
• M42: 21,645,466 km (0.11 R)
• M43: 22,483,812 km (0.09 R)
• M44: 23,332,780 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.3

Radius: 8.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.2 AU - 12.38 AU

Year: 12515 Days

Day: 13.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,321,191 km

• M1: 332,855 km (0.06 R)
• M2: 763,996 km (0.091 R)
• M3: 947,553 km (0.044 R)
• M4: 1,016,667 km (0.111 R)
• M5: 1,131,110 km (0.049 R)
• M6: 1,310,926 km (0.039 R)
• M7: 2,516,386 km (0.107 R)
• M8: 3,163,097 km (0.1 R)
• M9: 3,505,228 km (0.113 R)
• M10: 3,836,886 km (0.077 R)
• M11: 4,506,486 km (0.11 R)
• M12: 4,769,928 km (0.11 R)
• M13: 5,437,883 km (0.075 R)
• M14: 5,899,392 km (0.075 R)
• M15: 6,915,012 km (0.12 R)
• M16: 7,302,620 km (0.082 R)
• M17: 9,043,042 km (0.052 R)
• M18: 9,589,224 km (0.085 R)
• M19: 11,033,142 km (0.03 R)
• M20: 12,510,272 km (0.062 R)
• M21: 13,084,279 km (0.044 R)
• M22: 13,632,405 km (0.051 R)
• M23: 13,805,191 km (0.076 R)
• M24: 14,013,581 km (0.076 R)
• M25: 14,928,521 km (0.06 R)
• M26: 15,357,418 km (0.064 R)
• M27: 20,729,927 km (0.096 R)
• M28: 21,088,213 km (0.113 R)
• M29: 21,649,804 km (0.057 R)
• M30: 22,582,995 km (0.066 R)
• M31: 23,736,694 km (0.064 R)
• M32: 24,825,019 km (0.108 R)
• M33: 25,248,081 km (0.066 R)
• M34: 27,006,904 km (0.094 R)
• M35: 27,180,587 km (0.106 R)
• M36: 27,485,467 km (0.082 R)
• M37: 28,186,632 km (0.067 R)
• M38: 28,982,493 km (0.102 R)
• M39: 29,204,796 km (0.062 R)
• M40: 29,561,736 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.6

Radius: 5.5

Gravity: 14.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 16.7 AU - 17.92 AU

Year: 25430 Days

Day: 21 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 76,321,191 km

• M1: 75,248 km (0.093 R)
• M2: 122,969 km (0.092 R)
• M3: 252,521 km (0.096 R)
• M4: 567,724 km (0.075 R)
• M5: 655,687 km (0.112 R)
• M6: 1,133,503 km (0.026 R)
• M7: 1,189,153 km (0.103 R)
• M8: 1,450,501 km (0.111 R)
• M9: 1,510,938 km (0.05 R)
• M10: 1,634,656 km (0.075 R)
• M11: 1,858,903 km (0.111 R)
• M12: 2,850,288 km (0.09 R)
• M13: 2,926,583 km (0.111 R)
• M14: 3,317,782 km (0.068 R)
• M15: 3,725,286 km (0.076 R)
• M16: 4,366,014 km (0.055 R)
• M17: 5,555,317 km (0.068 R)
• M18: 5,650,760 km (0.119 R)
• M19: 5,746,653 km (0.095 R)
• M20: 5,940,232 km (0.09 R)
• M21: 6,185,274 km (0.112 R)
• M22: 6,584,101 km (0.073 R)
• M23: 6,837,520 km (0.056 R)
• M24: 6,888,683 km (0.116 R)
• M25: 7,249,812 km (0.115 R)
• M26: 8,479,357 km (0.084 R)
• M27: 9,033,916 km (0.108 R)
• M28: 9,202,513 km (0.083 R)
• M29: 9,372,157 km (0.099 R)
• M30: 9,542,848 km (0.104 R)
• M31: 10,061,205 km (0.083 R)
• M32: 10,353,070 km (0.109 R)
• M33: 10,707,019 km (0.069 R)
• M34: 11,426,734 km (0.098 R)
• M35: 11,976,806 km (0.075 R)
• M36: 13,871,612 km (0.07 R)
• M37: 14,458,036 km (0.119 R)
• M38: 14,589,383 km (0.09 R)
• M39: 14,721,178 km (0.115 R)
• M40: 15,319,271 km (0.109 R)
• M41: 15,925,292 km (0.105 R)
• M42: 16,197,111 km (0.119 R)
• M43: 16,952,431 km (0.059 R)
• M44: 17,789,580 km (0.073 R)
• M45: 19,576,377 km (0.116 R)
• M46: 19,940,648 km (0.112 R)
• M47: 21,195,475 km (0.074 R)
• M48: 21,270,124 km (0.09 R)
• M49: 24,873,937 km (0.081 R)
• M50: 24,952,626 km (0.095 R)
• M51: 27,677,401 km (0.1 R)
• M52: 28,992,067 km (0.106 R)
• M53: 38,107,664 km (0.069 R)
• M54: 39,660,191 km (0.118 R)
• M55: 39,752,044 km (0.054 R)
• M56: 41,047,113 km (0.088 R)
• M57: 41,140,162 km (0.119 R)
• M58: 41,233,212 km (0.037 R)
• M59: 41,326,412 km (0.079 R)
• M60: 42,543,989 km (0.1 R)
• M61: 43,583,395 km (0.094 R)
• M62: 44,153,812 km (0.08 R)
• M63: 44,631,029 km (0.102 R)
• M64: 44,822,514 km (0.065 R)
• M65: 47,140,383 km (0.031 R)
• M66: 48,215,693 km (0.038 R)
• M67: 49,596,032 km (0.12 R)
• M68: 50,789,375 km (0.116 R)
• M69: 50,889,306 km (0.065 R)
• M70: 51,189,399 km (0.084 R)
• M71: 51,389,711 km (0.067 R)
• M72: 51,489,942 km (0.08 R)
• M73: 51,992,291 km (0.114 R)
• M74: 53,814,094 km (0.113 R)
• M75: 54,425,949 km (0.095 R)
• M76: 55,142,822 km (0.046 R)
• M77: 58,563,826 km (0.066 R)
• M78: 59,193,185 km (0.108 R)
• M79: 59,719,320 km (0.07 R)
• M80: 64,308,085 km (0.099 R)
• M81: 64,416,095 km (0.1 R)
• M82: 64,524,254 km (0.118 R)
• M83: 64,848,882 km (0.085 R)
• M84: 67,466,097 km (0.068 R)
• M85: 67,905,615 km (0.111 R)
• M86: 68,015,719 km (0.114 R)
• M87: 69,340,707 km (0.04 R)
• M88: 70,897,423 km (0.066 R)
• M89: 72,465,508 km (0.12 R)
• M90: 73,479,632 km (0.08 R)
• M91: 75,521,942 km (0.055 R)
• M92: 76,321,243 km (0.116 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 18,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit