🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.52 AU - 0.62 AU

Year: 282 Days

Day: 44.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.55 AU - 0.69 AU

Year: 320 Days

Day: 23.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,856,917 km

• M1: 244,593 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.5

Radius: 10.9

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.73 AU - 1.01 AU

Year: 532 Days

Day: 11.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 19,856,917 km

• M1: 139,575 km (0.074 R)
• M2: 323,131 km (0.082 R)
• M3: 474,375 km (0.087 R)
• M4: 548,426 km (0.032 R)
• M5: 622,926 km (0.101 R)
• M6: 696,976 km (0.094 R)
• M7: 788,381 km (0.096 R)
• M8: 859,889 km (0.04 R)
• M9: 979,417 km (0.097 R)
• M10: 1,072,916 km (0.118 R)
• M11: 1,153,250 km (0.071 R)
• M12: 1,241,363 km (0.109 R)
• M13: 1,354,908 km (0.102 R)
• M14: 1,466,209 km (0.042 R)
• M15: 1,538,165 km (0.1 R)
• M16: 1,660,836 km (0.09 R)
• M17: 1,909,617 km (0.047 R)
• M18: 2,041,861 km (0.102 R)
• M19: 2,177,397 km (0.114 R)
• M20: 2,253,243 km (0.075 R)
• M21: 2,329,987 km (0.12 R)
• M22: 2,443,232 km (0.115 R)
• M23: 2,529,401 km (0.098 R)
• M24: 2,816,629 km (0.113 R)
• M25: 3,153,523 km (0.098 R)
• M26: 3,414,571 km (0.072 R)
• M27: 3,503,283 km (0.105 R)
• M28: 3,609,049 km (0.083 R)
• M29: 3,732,467 km (0.045 R)
• M30: 3,840,626 km (0.073 R)
• M31: 3,941,306 km (0.106 R)
• M32: 4,119,776 km (0.098 R)
• M33: 4,449,489 km (0.031 R)
• M34: 4,626,613 km (0.089 R)
• M35: 4,733,875 km (0.105 R)
• M36: 4,987,743 km (0.1 R)
• M37: 5,208,699 km (0.116 R)
• M38: 5,329,873 km (0.095 R)
• M39: 5,414,246 km (0.095 R)
• M40: 5,660,634 km (0.09 R)
• M41: 5,843,143 km (0.104 R)
• M42: 6,105,687 km (0.077 R)
• M43: 6,243,318 km (0.1 R)
• M44: 6,352,225 km (0.036 R)
• M45: 6,421,937 km (0.115 R)
• M46: 6,561,961 km (0.083 R)
• M47: 6,713,204 km (0.078 R)
• M48: 6,865,495 km (0.115 R)
• M49: 6,947,325 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 14.6

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.1 AU - 1.46 AU

Year: 950 Days

Day: 13.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 19,856,917 km

• M1: 188,793 km (0.112 R)
• M2: 384,167 km (0.1 R)
• M3: 524,191 km (0.117 R)
• M4: 621,130 km (0.084 R)
• M5: 743,202 km (0.116 R)
• M6: 912,248 km (0.065 R)
• M7: 1,150,408 km (0.101 R)
• M8: 1,357,900 km (0.08 R)
• M9: 1,562,849 km (0.118 R)
• M10: 1,819,409 km (0.111 R)
• M11: 1,995,486 km (0.082 R)
• M12: 2,098,858 km (0.101 R)
• M13: 2,374,417 km (0.048 R)
• M14: 2,484,372 km (0.11 R)
• M15: 2,586,697 km (0.097 R)
• M16: 2,853,729 km (0.038 R)
• M17: 2,971,014 km (0.112 R)
• M18: 3,080,071 km (0.038 R)
• M19: 3,374,030 km (0.067 R)
• M20: 3,540,234 km (0.104 R)
• M21: 3,666,644 km (0.088 R)
• M22: 3,848,405 km (0.114 R)
• M23: 3,967,784 km (0.081 R)
• M24: 4,154,632 km (0.057 R)
• M25: 4,412,090 km (0.118 R)
• M26: 4,514,265 km (0.118 R)
• M27: 4,605,819 km (0.106 R)
• M28: 4,790,722 km (0.054 R)
• M29: 4,919,376 km (0.042 R)
• M30: 5,192,093 km (0.053 R)
• M31: 5,324,338 km (0.104 R)
• M32: 5,814,720 km (0.077 R)
• M33: 5,927,068 km (0.112 R)
• M34: 6,255,734 km (0.098 R)
• M35: 6,396,655 km (0.096 R)
• M36: 6,499,878 km (0.041 R)
• M37: 6,642,594 km (0.059 R)
• M38: 7,117,268 km (0.075 R)
• M39: 7,358,719 km (0.111 R)
• M40: 7,684,843 km (0.072 R)
• M41: 7,822,173 km (0.093 R)
• M42: 8,001,990 km (0.071 R)
• M43: 8,211,128 km (0.097 R)
• M44: 8,379,725 km (0.112 R)
• M45: 8,507,033 km (0.085 R)
• M46: 8,964,802 km (0.105 R)
• M47: 9,094,952 km (0.1 R)
• M48: 9,269,533 km (0.045 R)
• M49: 9,415,840 km (0.086 R)
• M50: 9,518,763 km (0.035 R)
• M51: 9,666,416 km (0.079 R)
• M52: 9,844,587 km (0.056 R)
• M53: 10,053,874 km (0.108 R)

Asteroid Belt

Center: 1.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.7

Radius: 12.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.48 AU - 2.36 AU

Year: 1745 Days

Day: 7.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 19,856,917 km

• M1: 162,014 km (0.075 R)
• M2: 271,221 km (0.107 R)
• M3: 447,298 km (0.106 R)
• M4: 534,214 km (0.077 R)
• M5: 623,374 km (0.109 R)
• M6: 819,497 km (0.096 R)
• M7: 907,610 km (0.1 R)
• M8: 999,463 km (0.102 R)
• M9: 1,120,638 km (0.042 R)
• M10: 1,213,388 km (0.077 R)
• M11: 1,385,875 km (0.101 R)
• M12: 1,486,255 km (0.08 R)
• M13: 1,626,428 km (0.105 R)
• M14: 1,873,115 km (0.118 R)
• M15: 2,041,712 km (0.093 R)
• M16: 2,148,674 km (0.117 R)
• M17: 2,299,918 km (0.101 R)
• M18: 2,463,727 km (0.117 R)
• M19: 2,578,020 km (0.074 R)
• M20: 2,667,180 km (0.119 R)
• M21: 2,775,489 km (0.094 R)
• M22: 2,996,894 km (0.093 R)
• M23: 3,330,198 km (0.08 R)
• M24: 3,447,333 km (0.041 R)
• M25: 3,575,838 km (0.097 R)
• M26: 3,939,959 km (0.053 R)
• M27: 4,032,859 km (0.051 R)
• M28: 4,199,811 km (0.115 R)
• M29: 4,401,319 km (0.104 R)
• M30: 4,605,969 km (0.11 R)
• M31: 4,924,463 km (0.03 R)
• M32: 5,002,403 km (0.113 R)
• M33: 5,114,452 km (0.084 R)
• M34: 5,398,389 km (0.041 R)
• M35: 5,594,512 km (0.113 R)
• M36: 5,934,548 km (0.109 R)
• M37: 6,017,724 km (0.056 R)
• M38: 6,221,027 km (0.115 R)
• M39: 6,317,668 km (0.118 R)
• M40: 6,795,483 km (0.099 R)
• M41: 6,932,365 km (0.119 R)
• M42: 7,045,013 km (0.116 R)
• M43: 7,348,547 km (0.105 R)
• M44: 7,502,034 km (0.084 R)
• M45: 7,604,808 km (0.039 R)
• M46: 7,916,271 km (0.032 R)
• M47: 8,073,647 km (0.118 R)
• M48: 8,205,593 km (0.09 R)
• M49: 8,378,079 km (0.073 R)
• M50: 8,511,670 km (0.074 R)
• M51: 8,903,018 km (0.108 R)
• M52: 9,217,622 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.5

Radius: 12.3

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.96 AU - 2.94 AU

Year: 2516 Days

Day: 10.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 68.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 19,856,917 km

• M1: 182,210 km (0.11 R)
• M2: 341,083 km (0.112 R)
• M3: 494,720 km (0.109 R)
• M4: 685,009 km (0.11 R)
• M5: 813,812 km (0.077 R)
• M6: 1,013,376 km (0.115 R)
• M7: 1,252,134 km (0.074 R)
• M8: 1,708,108 km (0.102 R)
• M9: 1,797,718 km (0.054 R)
• M10: 1,888,972 km (0.095 R)
• M11: 2,484,222 km (0.11 R)
• M12: 2,616,018 km (0.076 R)
• M13: 2,825,754 km (0.106 R)
• M14: 3,439,405 km (0.1 R)
• M15: 3,753,261 km (0.105 R)
• M16: 4,024,931 km (0.117 R)
• M17: 4,198,015 km (0.054 R)
• M18: 4,338,338 km (0.117 R)
• M19: 4,480,157 km (0.117 R)
• M20: 4,695,877 km (0.053 R)
• M21: 5,137,789 km (0.106 R)
• M22: 5,344,683 km (0.105 R)
• M23: 5,554,569 km (0.057 R)
• M24: 5,825,640 km (0.116 R)
• M25: 6,140,693 km (0.08 R)
• M26: 6,542,513 km (0.099 R)
• M27: 6,705,575 km (0.102 R)
• M28: 6,952,860 km (0.108 R)
• M29: 7,077,625 km (0.116 R)
• M30: 7,161,250 km (0.081 R)
• M31: 7,308,305 km (0.098 R)
• M32: 8,255,858 km (0.094 R)
• M33: 8,432,383 km (0.116 R)
• M34: 8,521,095 km (0.096 R)
• M35: 8,744,145 km (0.075 R)
• M36: 9,196,230 km (0.088 R)
• M37: 9,287,634 km (0.069 R)
• M38: 9,471,191 km (0.103 R)
• M39: 9,656,094 km (0.036 R)
• M40: 10,099,801 km (0.103 R)
• M41: 10,265,107 km (0.099 R)
• M42: 10,814,131 km (0.106 R)
• M43: 10,958,942 km (0.12 R)
• M44: 11,250,657 km (0.044 R)
• M45: 11,421,947 km (0.066 R)
• M46: 11,791,903 km (0.106 R)
• M47: 12,015,851 km (0.106 R)
• M48: 12,341,675 km (0.085 R)
• M49: 12,518,350 km (0.03 R)
• M50: 12,619,777 km (0.028 R)
• M51: 13,831,071 km (0.093 R)
• M52: 13,935,939 km (0.095 R)
• M53: 14,278,369 km (0.077 R)
• M54: 14,357,805 km (0.105 R)
• M55: 14,623,641 km (0.111 R)
• M56: 14,918,049 km (0.059 R)
• M57: 15,133,321 km (0.118 R)
• M58: 15,241,330 km (0.032 R)
• M59: 15,349,639 km (0.117 R)
• M60: 15,485,324 km (0.112 R)
• M61: 15,922,300 km (0.104 R)
• M62: 16,032,254 km (0.1 R)
• M63: 16,197,560 km (0.101 R)
• M64: 17,032,615 km (0.037 R)
• M65: 17,201,362 km (0.097 R)
• M66: 17,314,158 km (0.107 R)
• M67: 17,796,163 km (0.1 R)
• M68: 18,081,745 km (0.107 R)
• M69: 18,628,675 km (0.082 R)
• M70: 18,889,723 km (0.118 R)
• M71: 19,093,475 km (0.086 R)
• M72: 19,268,804 km (0.077 R)
• M73: 19,385,939 km (0.067 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 16,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit