🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.67 AU - 0.79 AU

Year: 236 Days

Day: 46 Hours

Environment

Temp: 171 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.8 AU - 0.84 AU

Year: 281 Days

Day: 22.3 Hours

Environment

Temp: 93 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.23 AU - 2.75 AU

Year: 1488 Days

Day: 16.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.84 AU - 3.18 AU

Year: 1978 Days

Day: 36.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.92 AU - 4.84 AU

Year: 2895 Days

Day: 22.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,583,864 km

• M1: 2,068,191 km (0.087 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.47 AU - 4.65 AU

Year: 3098 Days

Day: 39.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,583,864 km

• M1: 173,534 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.6

Radius: 11

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.18 AU - 8.64 AU

Year: 8426 Days

Day: 12.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 38,583,864 km

• M1: 182,659 km (0.045 R)
• M2: 286,480 km (0.099 R)
• M3: 387,159 km (0.101 R)
• M4: 517,609 km (0.028 R)
• M5: 680,820 km (0.09 R)
• M6: 811,120 km (0.1 R)
• M7: 950,246 km (0.073 R)
• M8: 1,136,196 km (0.081 R)
• M9: 1,697,786 km (0.109 R)
• M10: 1,833,472 km (0.074 R)
• M11: 2,043,956 km (0.1 R)
• M12: 2,237,835 km (0.118 R)
• M13: 2,990,761 km (0.098 R)
• M14: 3,524,227 km (0.046 R)
• M15: 3,876,530 km (0.102 R)
• M16: 3,966,438 km (0.061 R)
• M17: 4,056,945 km (0.104 R)
• M18: 4,271,019 km (0.071 R)
• M19: 4,363,919 km (0.086 R)
• M20: 4,903,220 km (0.118 R)
• M21: 5,131,506 km (0.06 R)
• M22: 5,666,319 km (0.038 R)
• M23: 5,905,974 km (0.109 R)
• M24: 6,644,988 km (0.089 R)
• M25: 6,825,253 km (0.085 R)
• M26: 6,934,161 km (0.096 R)
• M27: 7,190,721 km (0.061 R)
• M28: 7,375,773 km (0.101 R)
• M29: 8,055,397 km (0.059 R)
• M30: 9,112,156 km (0.089 R)
• M31: 9,272,375 km (0.101 R)
• M32: 9,922,827 km (0.075 R)
• M33: 10,046,395 km (0.11 R)
• M34: 10,546,051 km (0.115 R)
• M35: 12,093,043 km (0.111 R)
• M36: 12,313,550 km (0.03 R)
• M37: 12,402,112 km (0.038 R)
• M38: 12,848,064 km (0.069 R)
• M39: 13,253,923 km (0.091 R)
• M40: 13,709,897 km (0.068 R)
• M41: 15,013,792 km (0.114 R)
• M42: 17,938,879 km (0.114 R)
• M43: 18,190,503 km (0.062 R)
• M44: 18,798,917 km (0.093 R)
• M45: 19,517,436 km (0.06 R)
• M46: 19,672,419 km (0.116 R)
• M47: 20,088,152 km (0.103 R)
• M48: 20,296,990 km (0.108 R)
• M49: 20,506,727 km (0.105 R)
• M50: 21,246,039 km (0.075 R)
• M51: 21,458,917 km (0.106 R)
• M52: 21,618,987 km (0.111 R)
• M53: 23,406,382 km (0.044 R)
• M54: 23,681,343 km (0.111 R)
• M55: 24,624,258 km (0.114 R)
• M56: 25,976,025 km (0.033 R)
• M57: 26,374,853 km (0.042 R)
• M58: 26,661,033 km (0.058 R)
• M59: 27,815,929 km (0.066 R)
• M60: 28,516,645 km (0.042 R)
• M61: 28,810,306 km (0.053 R)
• M62: 30,233,879 km (0.12 R)
• M63: 31,316,519 km (0.087 R)
• M64: 31,680,341 km (0.114 R)
• M65: 32,106,396 km (0.094 R)
• M66: 32,412,024 km (0.048 R)
• M67: 33,581,880 km (0.113 R)
• M68: 34,327,775 km (0.055 R)
• M69: 35,267,997 km (0.086 R)
• M70: 35,646,330 km (0.108 R)
• M71: 35,836,020 km (0.115 R)
• M72: 36,343,606 km (0.112 R)
• M73: 37,880,574 km (0.088 R)
• M74: 38,203,556 km (0.096 R)
• M75: 39,047,288 km (0.093 R)
• M76: 39,962,678 km (0.106 R)
• M77: 40,225,671 km (0.074 R)
• M78: 40,423,140 km (0.038 R)
• M79: 41,282,879 km (0.099 R)
• M80: 43,289,734 km (0.086 R)
• M81: 43,694,995 km (0.104 R)
• M82: 43,965,767 km (0.116 R)
• M83: 44,169,220 km (0.069 R)
• M84: 44,373,122 km (0.111 R)
• M85: 44,849,890 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.8

Radius: 8.5

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.91 AU - 9.99 AU

Year: 9303 Days

Day: 6.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 38,583,864 km

• M1: 106,962 km (0.04 R)
• M2: 222,751 km (0.114 R)
• M3: 295,755 km (0.118 R)
• M4: 357,689 km (0.081 R)
• M5: 436,975 km (0.109 R)
• M6: 522,994 km (0.103 R)
• M7: 818,300 km (0.047 R)
• M8: 911,949 km (0.119 R)
• M9: 1,161,927 km (0.093 R)
• M10: 1,250,189 km (0.095 R)
• M11: 1,452,446 km (0.088 R)
• M12: 1,645,577 km (0.069 R)
• M13: 2,099,756 km (0.119 R)
• M14: 2,431,115 km (0.105 R)
• M15: 2,874,523 km (0.04 R)
• M16: 3,342,914 km (0.063 R)
• M17: 3,521,534 km (0.075 R)
• M18: 3,703,295 km (0.11 R)
• M19: 3,861,570 km (0.103 R)
• M20: 4,049,166 km (0.116 R)
• M21: 4,658,029 km (0.081 R)
• M22: 4,886,614 km (0.074 R)
• M23: 4,944,359 km (0.106 R)
• M24: 5,265,845 km (0.105 R)
• M25: 5,654,650 km (0.036 R)
• M26: 5,715,387 km (0.086 R)
• M27: 5,776,123 km (0.078 R)
• M28: 5,837,309 km (0.083 R)
• M29: 6,459,935 km (0.062 R)
• M30: 6,779,177 km (0.116 R)
• M31: 7,366,947 km (0.103 R)
• M32: 7,734,060 km (0.079 R)
• M33: 8,107,307 km (0.086 R)
• M34: 8,244,488 km (0.108 R)
• M35: 8,347,860 km (0.057 R)
• M36: 8,695,526 km (0.077 R)
• M37: 8,906,459 km (0.051 R)
• M38: 9,154,791 km (0.046 R)
• M39: 9,913,103 km (0.112 R)
• M40: 10,170,411 km (0.03 R)
• M41: 10,541,713 km (0.098 R)
• M42: 11,605,055 km (0.119 R)
• M43: 11,798,634 km (0.116 R)
• M44: 12,110,396 km (0.115 R)
• M45: 12,346,013 km (0.058 R)
• M46: 12,464,495 km (0.113 R)
• M47: 12,622,919 km (0.12 R)
• M48: 12,901,769 km (0.072 R)
• M49: 13,303,739 km (0.047 R)
• M50: 14,367,978 km (0.099 R)
• M51: 14,742,721 km (0.106 R)
• M52: 15,078,568 km (0.104 R)
• M53: 17,322,386 km (0.07 R)
• M54: 17,632,203 km (0.12 R)
• M55: 17,988,695 km (0.062 R)
• M56: 18,844,844 km (0.035 R)
• M57: 18,981,277 km (0.083 R)
• M58: 19,346,595 km (0.119 R)
• M59: 20,456,462 km (0.111 R)
• M60: 20,784,081 km (0.05 R)
• M61: 21,539,401 km (0.071 R)
• M62: 21,777,261 km (0.088 R)
• M63: 22,159,783 km (0.101 R)
• M64: 22,786,000 km (0.097 R)
• M65: 22,882,789 km (0.035 R)
• M66: 23,076,968 km (0.065 R)
• M67: 23,809,698 km (0.093 R)
• M68: 23,957,201 km (0.029 R)
• M69: 24,302,473 km (0.09 R)
• M70: 24,599,874 km (0.063 R)
• M71: 25,248,081 km (0.071 R)
• M72: 26,205,657 km (0.079 R)
• M73: 26,408,811 km (0.078 R)
• M74: 26,663,427 km (0.041 R)
• M75: 27,483,672 km (0.043 R)
• M76: 29,623,221 km (0.104 R)
• M77: 29,993,924 km (0.081 R)
• M78: 30,419,381 km (0.109 R)
• M79: 31,437,843 km (0.09 R)
• M80: 31,761,722 km (0.084 R)
• M81: 32,249,711 km (0.035 R)
• M82: 32,630,886 km (0.117 R)
• M83: 32,794,845 km (0.094 R)
• M84: 35,509,598 km (0.108 R)
• M85: 35,678,195 km (0.065 R)
• M86: 35,734,443 km (0.09 R)
• M87: 36,072,385 km (0.12 R)
• M88: 36,411,523 km (0.116 R)
• M89: 37,092,942 km (0.113 R)
• M90: 37,435,371 km (0.054 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 12,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit