🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.74 AU - 0.88 AU

Year: 269 Days

Day: 24.8 Hours

Environment

Temp: 97 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.57 AU - 1.79 AU

Year: 803 Days

Day: 38.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.2

Radius: 14.5

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.94 AU - 6.82 AU

Year: 5261 Days

Day: 8.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 25,246,704 km

• M1: 210,783 km (0.063 R)
• M2: 306,526 km (0.105 R)
• M3: 415,882 km (0.107 R)
• M4: 554,559 km (0.11 R)
• M5: 645,664 km (0.089 R)
• M6: 835,953 km (0.03 R)
• M7: 1,046,736 km (0.075 R)
• M8: 1,365,380 km (0.119 R)
• M9: 1,590,973 km (0.086 R)
• M10: 1,715,588 km (0.098 R)
• M11: 2,730,161 km (0.099 R)
• M12: 2,830,691 km (0.082 R)
• M13: 3,333,938 km (0.05 R)
• M14: 4,016,852 km (0.079 R)
• M15: 4,151,042 km (0.116 R)
• M16: 4,286,727 km (0.098 R)
• M17: 4,542,689 km (0.051 R)
• M18: 4,864,773 km (0.108 R)
• M19: 5,111,310 km (0.06 R)
• M20: 5,319,999 km (0.112 R)
• M21: 5,425,316 km (0.081 R)
• M22: 5,531,381 km (0.103 R)
• M23: 5,875,756 km (0.082 R)
• M24: 6,028,495 km (0.08 R)
• M25: 6,630,477 km (0.102 R)
• M26: 6,789,799 km (0.069 R)
• M27: 7,158,707 km (0.097 R)
• M28: 7,416,015 km (0.101 R)
• M29: 7,844,015 km (0.083 R)
• M30: 7,964,291 km (0.083 R)
• M31: 9,532,526 km (0.112 R)
• M32: 9,661,030 km (0.088 R)
• M33: 10,128,524 km (0.074 R)
• M34: 10,286,050 km (0.111 R)
• M35: 11,085,651 km (0.083 R)
• M36: 11,356,722 km (0.049 R)
• M37: 11,684,940 km (0.09 R)
• M38: 12,744,841 km (0.091 R)
• M39: 13,000,354 km (0.094 R)
• M40: 13,200,217 km (0.086 R)
• M41: 13,574,361 km (0.088 R)
• M42: 13,777,216 km (0.1 R)
• M43: 14,010,289 km (0.111 R)
• M44: 14,127,275 km (0.084 R)
• M45: 14,332,822 km (0.044 R)
• M46: 14,687,669 km (0.105 R)
• M47: 15,045,357 km (0.093 R)
• M48: 15,165,335 km (0.045 R)
• M49: 15,345,750 km (0.107 R)
• M50: 15,466,325 km (0.084 R)
• M51: 16,197,111 km (0.107 R)
• M52: 16,504,834 km (0.119 R)
• M53: 16,659,518 km (0.052 R)
• M54: 17,850,467 km (0.101 R)
• M55: 17,977,475 km (0.114 R)
• M56: 19,004,166 km (0.084 R)
• M57: 19,133,717 km (0.079 R)
• M58: 19,589,991 km (0.079 R)
• M59: 20,612,791 km (0.084 R)
• M60: 20,712,723 km (0.081 R)
• M61: 21,080,434 km (0.103 R)
• M62: 21,416,730 km (0.083 R)
• M63: 21,619,286 km (0.114 R)
• M64: 21,856,399 km (0.11 R)
• M65: 21,958,275 km (0.039 R)
• M66: 22,094,409 km (0.076 R)
• M67: 22,367,425 km (0.114 R)
• M68: 22,779,118 km (0.115 R)
• M69: 22,951,455 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.1

Radius: 11.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.92 AU - 7.38 AU

Year: 5627 Days

Day: 11.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 25,246,704 km

• M1: 207,343 km (0.076 R)
• M2: 524,939 km (0.081 R)
• M3: 916,736 km (0.089 R)
• M4: 1,138,440 km (0.105 R)
• M5: 1,216,380 km (0.114 R)
• M6: 1,296,266 km (0.061 R)
• M7: 1,377,946 km (0.05 R)
• M8: 1,489,845 km (0.1 R)
• M9: 1,575,864 km (0.104 R)
• M10: 2,241,874 km (0.088 R)
• M11: 2,341,506 km (0.079 R)
• M12: 2,510,701 km (0.06 R)
• M13: 2,754,396 km (0.117 R)
• M14: 3,006,169 km (0.056 R)
• M15: 3,265,422 km (0.119 R)
• M16: 3,766,426 km (0.115 R)
• M17: 4,374,691 km (0.073 R)
• M18: 4,500,054 km (0.109 R)
• M19: 4,840,239 km (0.115 R)
• M20: 5,078,997 km (0.104 R)
• M21: 5,277,364 km (0.111 R)
• M22: 5,388,665 km (0.042 R)
• M23: 5,590,921 km (0.11 R)
• M24: 5,681,727 km (0.043 R)
• M25: 5,795,870 km (0.119 R)
• M26: 6,236,436 km (0.04 R)
• M27: 6,712,157 km (0.103 R)
• M28: 6,832,883 km (0.116 R)
• M29: 7,698,456 km (0.047 R)
• M30: 7,875,730 km (0.094 R)
• M31: 7,952,024 km (0.111 R)
• M32: 8,208,585 km (0.099 R)
• M33: 8,363,718 km (0.119 R)
• M34: 9,288,532 km (0.119 R)
• M35: 9,423,170 km (0.118 R)
• M36: 9,996,429 km (0.084 R)
• M37: 10,806,501 km (0.093 R)
• M38: 11,435,112 km (0.072 R)
• M39: 11,521,729 km (0.099 R)
• M40: 12,075,540 km (0.108 R)
• M41: 12,163,803 km (0.061 R)
• M42: 12,548,718 km (0.06 R)
• M43: 12,697,867 km (0.07 R)
• M44: 13,696,882 km (0.075 R)
• M45: 13,819,702 km (0.119 R)
• M46: 13,942,821 km (0.092 R)
• M47: 14,035,422 km (0.093 R)
• M48: 14,721,029 km (0.087 R)
• M49: 15,162,941 km (0.073 R)
• M50: 15,449,421 km (0.067 R)
• M51: 15,673,369 km (0.053 R)
• M52: 16,157,019 km (0.069 R)
• M53: 16,319,333 km (0.097 R)
• M54: 16,449,632 km (0.114 R)
• M55: 16,875,388 km (0.09 R)
• M56: 17,771,180 km (0.074 R)
• M57: 18,106,877 km (0.108 R)
• M58: 18,716,339 km (0.07 R)
• M59: 19,160,794 km (0.098 R)
• M60: 19,401,497 km (0.108 R)
• M61: 19,539,576 km (0.078 R)
• M62: 19,781,925 km (0.111 R)
• M63: 20,479,799 km (0.038 R)
• M64: 20,867,108 km (0.047 R)
• M65: 21,292,415 km (0.087 R)
• M66: 21,648,906 km (0.096 R)
• M67: 21,935,685 km (0.042 R)
• M68: 22,187,459 km (0.038 R)
• M69: 23,608,489 km (0.107 R)
• M70: 23,755,843 km (0.066 R)
• M71: 24,534,799 km (0.073 R)
• M72: 24,871,095 km (0.063 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: 302 - 19,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit