🌌 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: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.51 AU - 0.63 AU

Year: 278 Days

Day: 13.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 13,665,233 km

• M1: 474,524 km (0.106 R)
• M2: 555,906 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.6 AU - 0.6 AU

Year: 300 Days

Day: 21.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.61 AU - 0.71 AU

Year: 346 Days

Day: 19 Hours

Environment

Temp: -141 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.4

Radius: 13.6

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.83 AU - 0.95 AU

Year: 542 Days

Day: 9 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 13,665,233 km

• M1: 174,132 km (0.116 R)
• M2: 349,461 km (0.072 R)
• M3: 554,410 km (0.109 R)
• M4: 674,686 km (0.115 R)
• M5: 814,860 km (0.106 R)
• M6: 911,051 km (0.112 R)
• M7: 1,042,697 km (0.064 R)
• M8: 1,247,646 km (0.114 R)
• M9: 1,332,319 km (0.074 R)
• M10: 1,538,165 km (0.101 R)
• M11: 1,673,252 km (0.098 R)
• M12: 1,767,648 km (0.029 R)
• M13: 1,909,617 km (0.114 R)
• M14: 2,028,697 km (0.113 R)
• M15: 2,123,093 km (0.083 R)
• M16: 2,260,723 km (0.098 R)
• M17: 2,408,376 km (0.097 R)
• M18: 2,639,954 km (0.109 R)
• M19: 2,781,024 km (0.108 R)
• M20: 2,871,382 km (0.106 R)
• M21: 3,039,829 km (0.107 R)
• M22: 3,370,590 km (0.117 R)
• M23: 3,467,230 km (0.091 R)
• M24: 3,613,985 km (0.083 R)
• M25: 3,771,213 km (0.095 R)
• M26: 3,888,647 km (0.096 R)
• M27: 4,041,386 km (0.044 R)
• M28: 4,161,514 km (0.09 R)
• M29: 4,256,807 km (0.041 R)
• M30: 4,344,173 km (0.118 R)
• M31: 4,600,733 km (0.069 R)
• M32: 4,708,294 km (0.056 R)
• M33: 4,917,132 km (0.103 R)
• M34: 5,017,961 km (0.09 R)
• M35: 5,156,788 km (0.119 R)
• M36: 5,353,210 km (0.103 R)
• M37: 5,476,030 km (0.094 R)
• M38: 5,561,600 km (0.094 R)
• M39: 5,657,343 km (0.109 R)
• M40: 5,860,048 km (0.063 R)
• M41: 6,055,423 km (0.081 R)
• M42: 6,153,858 km (0.097 R)
• M43: 6,382,444 km (0.085 R)
• M44: 6,482,674 km (0.105 R)
• M45: 6,684,781 km (0.108 R)
• M46: 6,848,142 km (0.117 R)
• M47: 6,992,055 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.1

Radius: 11.5

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.76 AU - 1.16 AU

Year: 607 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 13,665,233 km

• M1: 143,464 km (0.113 R)
• M2: 243,845 km (0.052 R)
• M3: 475,871 km (0.063 R)
• M4: 578,495 km (0.108 R)
• M5: 724,802 km (0.088 R)
• M6: 884,572 km (0.102 R)
• M7: 958,324 km (0.062 R)
• M8: 1,047,783 km (0.09 R)
• M9: 1,173,446 km (0.034 R)
• M10: 1,255,425 km (0.118 R)
• M11: 1,329,327 km (0.065 R)
• M12: 1,471,594 km (0.11 R)
• M13: 1,544,748 km (0.103 R)
• M14: 1,651,560 km (0.042 R)
• M15: 1,733,241 km (0.096 R)
• M16: 1,883,886 km (0.094 R)
• M17: 1,963,771 km (0.054 R)
• M18: 2,044,853 km (0.06 R)
• M19: 2,133,116 km (0.106 R)
• M20: 2,228,559 km (0.093 R)
• M21: 2,319,515 km (0.086 R)
• M22: 2,517,583 km (0.073 R)
• M23: 2,650,725 km (0.102 R)
• M24: 2,740,932 km (0.027 R)
• M25: 2,818,873 km (0.106 R)
• M26: 3,084,558 km (0.085 R)
• M27: 3,317,034 km (0.118 R)
• M28: 3,449,428 km (0.084 R)
• M29: 3,697,910 km (0.091 R)
• M30: 3,770,016 km (0.098 R)
• M31: 3,945,045 km (0.084 R)
• M32: 4,026,127 km (0.111 R)
• M33: 4,272,964 km (0.079 R)
• M34: 4,379,178 km (0.038 R)
• M35: 4,594,300 km (0.096 R)
• M36: 4,679,721 km (0.115 R)
• M37: 4,789,226 km (0.117 R)
• M38: 4,868,064 km (0.067 R)
• M39: 5,074,958 km (0.094 R)
• M40: 5,252,381 km (0.049 R)
• M41: 5,481,116 km (0.085 R)
• M42: 5,638,194 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.4

Radius: 13.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.63 AU - 2.19 AU

Year: 1704 Days

Day: 12.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 13,665,233 km

• M1: 168,298 km (0.09 R)
• M2: 300,991 km (0.105 R)
• M3: 496,515 km (0.102 R)
• M4: 620,532 km (0.06 R)
• M5: 785,987 km (0.045 R)
• M6: 928,554 km (0.059 R)
• M7: 1,023,698 km (0.1 R)
• M8: 1,448,257 km (0.117 R)
• M9: 1,570,179 km (0.076 R)
• M10: 1,735,036 km (0.086 R)
• M11: 1,824,795 km (0.095 R)
• M12: 2,082,552 km (0.111 R)
• M13: 2,167,673 km (0.074 R)
• M14: 2,363,646 km (0.062 R)
• M15: 2,475,097 km (0.115 R)
• M16: 2,645,638 km (0.088 R)
• M17: 2,761,577 km (0.082 R)
• M18: 3,144,248 km (0.042 R)
• M19: 3,230,267 km (0.117 R)
• M20: 3,342,166 km (0.084 R)
• M21: 3,429,980 km (0.026 R)
• M22: 3,531,407 km (0.101 R)
• M23: 3,659,613 km (0.099 R)
• M24: 3,776,299 km (0.068 R)
• M25: 4,067,117 km (0.117 R)
• M26: 4,283,137 km (0.062 R)
• M27: 4,420,168 km (0.109 R)
• M28: 4,840,090 km (0.109 R)
• M29: 4,954,233 km (0.057 R)
• M30: 5,229,044 km (0.083 R)
• M31: 5,375,799 km (0.096 R)
• M32: 5,523,901 km (0.105 R)
• M33: 5,673,350 km (0.07 R)
• M34: 5,961,026 km (0.092 R)
• M35: 6,068,288 km (0.105 R)
• M36: 6,160,740 km (0.079 R)
• M37: 6,315,873 km (0.077 R)
• M38: 6,503,767 km (0.117 R)
• M39: 6,661,743 km (0.077 R)
• M40: 7,570,101 km (0.063 R)
• M41: 7,703,094 km (0.074 R)
• M42: 7,937,663 km (0.03 R)
• M43: 8,140,667 km (0.094 R)
• M44: 8,379,575 km (0.12 R)
• M45: 8,482,798 km (0.108 R)
• M46: 8,621,026 km (0.061 R)
• M47: 8,707,793 km (0.048 R)
• M48: 8,917,080 km (0.073 R)
• M49: 9,093,007 km (0.076 R)
• M50: 9,430,201 km (0.119 R)
• M51: 9,555,414 km (0.061 R)
• M52: 9,916,544 km (0.117 R)
• M53: 10,374,164 km (0.065 R)
• M54: 10,782,566 km (0.038 R)
• M55: 11,253,201 km (0.098 R)
• M56: 11,481,487 km (0.092 R)
• M57: 11,692,121 km (0.084 R)
• M58: 11,923,399 km (0.077 R)
• M59: 12,645,957 km (0.079 R)
• M60: 12,764,438 km (0.067 R)
• M61: 12,903,265 km (0.099 R)
• M62: 13,422,968 km (0.07 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 10,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit