🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.5 AU - 0.62 AU

Year: 275 Days

Day: 14 Hours

Environment

Temp: -118 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.5

Radius: 14.3

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.89 AU - 1.13 AU

Year: 666 Days

Day: 7.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 55,203,754 km

• M1: 187,147 km (0.051 R)
• M2: 349,610 km (0.046 R)
• M3: 501,003 km (0.113 R)
• M4: 681,269 km (0.075 R)
• M5: 941,270 km (0.041 R)
• M6: 1,070,672 km (0.099 R)
• M7: 1,168,060 km (0.11 R)
• M8: 1,274,424 km (0.115 R)
• M9: 1,437,636 km (0.088 R)
• M10: 1,527,993 km (0.111 R)
• M11: 1,670,709 km (0.088 R)
• M12: 1,798,615 km (0.106 R)
• M13: 1,923,380 km (0.096 R)
• M14: 2,112,771 km (0.052 R)
• M15: 2,280,171 km (0.097 R)
• M16: 2,481,230 km (0.065 R)
• M17: 2,703,234 km (0.104 R)
• M18: 2,970,864 km (0.108 R)
• M19: 3,143,650 km (0.05 R)
• M20: 3,319,726 km (0.118 R)
• M21: 3,573,594 km (0.074 R)
• M22: 3,673,675 km (0.089 R)
• M23: 3,936,518 km (0.026 R)
• M24: 4,066,070 km (0.086 R)
• M25: 4,214,471 km (0.074 R)
• M26: 4,355,841 km (0.102 R)
• M27: 4,525,934 km (0.028 R)
• M28: 4,689,145 km (0.103 R)
• M29: 4,826,626 km (0.05 R)
• M30: 5,162,174 km (0.039 R)
• M31: 5,582,693 km (0.107 R)
• M32: 5,748,149 km (0.045 R)
• M33: 5,905,376 km (0.089 R)
• M34: 6,224,319 km (0.082 R)
• M35: 6,497,784 km (0.116 R)
• M36: 6,610,431 km (0.088 R)
• M37: 6,733,999 km (0.035 R)
• M38: 6,847,992 km (0.069 R)
• M39: 7,014,794 km (0.098 R)
• M40: 7,109,340 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.1

Radius: 11.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.78 AU - 1.26 AU

Year: 676 Days

Day: 6.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,203,754 km

• M1: 148,551 km (0.088 R)
• M2: 225,444 km (0.104 R)
• M3: 420,071 km (0.056 R)
• M4: 497,114 km (0.066 R)
• M5: 580,440 km (0.12 R)
• M6: 657,632 km (0.098 R)
• M7: 806,632 km (0.099 R)
• M8: 881,281 km (0.118 R)
• M9: 963,261 km (0.116 R)
• M10: 1,043,296 km (0.068 R)
• M11: 1,175,390 km (0.12 R)
• M12: 1,266,795 km (0.107 R)
• M13: 1,506,151 km (0.088 R)
• M14: 1,708,557 km (0.11 R)
• M15: 1,878,351 km (0.119 R)
• M16: 1,998,777 km (0.112 R)
• M17: 2,128,030 km (0.103 R)
• M18: 2,241,126 km (0.098 R)
• M19: 2,460,436 km (0.104 R)
• M20: 2,552,888 km (0.071 R)
• M21: 2,653,268 km (0.093 R)
• M22: 2,837,273 km (0.037 R)
• M23: 2,955,306 km (0.072 R)
• M24: 3,046,710 km (0.113 R)
• M25: 3,196,458 km (0.105 R)
• M26: 3,348,748 km (0.119 R)
• M27: 3,451,522 km (0.088 R)
• M28: 3,562,972 km (0.107 R)
• M29: 3,736,207 km (0.078 R)
• M30: 3,919,913 km (0.118 R)
• M31: 4,122,319 km (0.031 R)
• M32: 4,216,865 km (0.109 R)
• M33: 4,392,343 km (0.073 R)
• M34: 4,529,524 km (0.08 R)
• M35: 4,941,367 km (0.075 R)
• M36: 5,084,233 km (0.056 R)
• M37: 5,486,352 km (0.107 R)
• M38: 5,616,802 km (0.05 R)
• M39: 5,854,513 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.4

Radius: 4.1

Gravity: 36.13 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.09 AU - 8.65 AU

Year: 13125 Days

Day: 17.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 55,203,754 km

• M1: 55,950 km (0.079 R)
• M2: 98,136 km (0.084 R)
• M3: 243,396 km (0.053 R)
• M4: 337,642 km (0.084 R)
• M5: 381,624 km (0.094 R)
• M6: 686,205 km (0.118 R)
• M7: 762,351 km (0.112 R)
• M8: 902,374 km (0.052 R)
• M9: 1,094,458 km (0.027 R)
• M10: 1,206,507 km (0.103 R)
• M11: 1,417,739 km (0.05 R)
• M12: 1,717,234 km (0.086 R)
• M13: 1,768,995 km (0.11 R)
• M14: 2,343,600 km (0.105 R)
• M15: 2,756,341 km (0.119 R)
• M16: 2,847,745 km (0.106 R)
• M17: 3,159,507 km (0.097 R)
• M18: 3,255,100 km (0.07 R)
• M19: 3,351,740 km (0.045 R)
• M20: 3,481,890 km (0.108 R)
• M21: 3,713,917 km (0.11 R)
• M22: 3,916,771 km (0.068 R)
• M23: 4,088,659 km (0.112 R)
• M24: 4,158,073 km (0.043 R)
• M25: 4,227,785 km (0.072 R)
• M26: 5,703,419 km (0.108 R)
• M27: 6,414,457 km (0.096 R)
• M28: 6,657,554 km (0.079 R)
• M29: 6,986,520 km (0.095 R)
• M30: 7,027,958 km (0.07 R)
• M31: 7,194,760 km (0.106 R)
• M32: 7,702,944 km (0.114 R)
• M33: 8,442,406 km (0.105 R)
• M34: 8,798,150 km (0.1 R)
• M35: 8,843,029 km (0.073 R)
• M36: 9,386,818 km (0.119 R)
• M37: 9,848,028 km (0.106 R)
• M38: 11,130,231 km (0.088 R)
• M39: 13,638,987 km (0.081 R)
• M40: 14,108,426 km (0.075 R)
• M41: 14,424,376 km (0.075 R)
• M42: 15,224,276 km (0.118 R)
• M43: 15,331,987 km (0.083 R)
• M44: 15,385,842 km (0.056 R)
• M45: 16,148,043 km (0.103 R)
• M46: 17,257,910 km (0.096 R)
• M47: 17,935,588 km (0.11 R)
• M48: 19,084,350 km (0.09 R)
• M49: 19,316,975 km (0.101 R)
• M50: 19,667,482 km (0.098 R)
• M51: 20,256,599 km (0.084 R)
• M52: 20,375,080 km (0.096 R)
• M53: 21,151,045 km (0.118 R)
• M54: 21,815,109 km (0.081 R)
• M55: 22,241,164 km (0.08 R)
• M56: 22,978,083 km (0.061 R)
• M57: 23,225,518 km (0.095 R)
• M58: 24,161,253 km (0.117 R)
• M59: 24,538,838 km (0.053 R)
• M60: 24,665,248 km (0.111 R)
• M61: 25,109,105 km (0.069 R)
• M62: 25,811,916 km (0.033 R)
• M63: 27,892,972 km (0.115 R)
• M64: 28,753,758 km (0.068 R)
• M65: 29,153,932 km (0.104 R)
• M66: 29,421,712 km (0.043 R)
• M67: 30,027,285 km (0.079 R)
• M68: 30,162,521 km (0.059 R)
• M69: 31,113,964 km (0.051 R)
• M70: 31,593,425 km (0.111 R)
• M71: 31,662,240 km (0.055 R)
• M72: 32,282,622 km (0.081 R)
• M73: 33,046,469 km (0.118 R)
• M74: 33,395,630 km (0.082 R)
• M75: 34,168,154 km (0.076 R)
• M76: 34,733,634 km (0.093 R)
• M77: 35,873,719 km (0.085 R)
• M78: 37,898,377 km (0.082 R)
• M79: 38,630,509 km (0.068 R)
• M80: 39,071,972 km (0.117 R)
• M81: 39,441,179 km (0.096 R)
• M82: 39,885,635 km (0.094 R)
• M83: 40,854,430 km (0.11 R)
• M84: 41,154,075 km (0.062 R)
• M85: 41,304,271 km (0.116 R)
• M86: 42,663,368 km (0.111 R)
• M87: 42,815,210 km (0.047 R)
• M88: 44,344,250 km (0.082 R)
• M89: 45,658,018 km (0.081 R)
• M90: 47,928,315 km (0.055 R)
• M91: 49,834,791 km (0.106 R)
• M92: 51,765,800 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 14,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit