🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.73 AU - 0.83 AU

Year: 310 Days

Day: 15.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.3 AU - 1.68 AU

Year: 818 Days

Day: 19.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.15 AU - 1.91 AU

Year: 851 Days

Day: 29.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.1

Radius: 8.3

Gravity: 12.63 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.61 AU - 4.75 AU

Year: 4552 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,341,457 km

• M1: 134,788 km (0.114 R)
• M2: 442,660 km (0.09 R)
• M3: 768,035 km (0.101 R)
• M4: 1,796,371 km (0.086 R)
• M5: 2,062,506 km (0.087 R)
• M6: 2,874,373 km (0.063 R)
• M7: 3,531,407 km (0.111 R)
• M8: 4,583,978 km (0.068 R)
• M9: 4,843,979 km (0.116 R)
• M10: 5,365,178 km (0.09 R)
• M11: 6,358,807 km (0.082 R)
• M12: 6,849,039 km (0.07 R)
• M13: 8,394,834 km (0.106 R)
• M14: 8,785,135 km (0.113 R)
• M15: 9,729,247 km (0.092 R)
• M16: 11,817,933 km (0.103 R)
• M17: 12,711,032 km (0.113 R)
• M18: 13,122,127 km (0.1 R)
• M19: 15,197,199 km (0.105 R)
• M20: 15,543,668 km (0.103 R)
• M21: 17,106,666 km (0.079 R)
• M22: 18,574,371 km (0.07 R)
• M23: 19,439,944 km (0.097 R)
• M24: 20,124,055 km (0.108 R)
• M25: 22,794,976 km (0.101 R)
• M26: 24,097,973 km (0.053 R)
• M27: 25,938,775 km (0.087 R)
• M28: 27,614,121 km (0.087 R)
• M29: 28,304,067 km (0.113 R)

Asteroid Belt

Center: 5.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.4

Radius: 13.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.72 AU - 5.96 AU

Year: 5548 Days

Day: 10.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,341,457 km

• M1: 183,706 km (0.112 R)
• M2: 635,193 km (0.115 R)
• M3: 1,074,113 km (0.099 R)
• M4: 1,575,116 km (0.111 R)
• M5: 2,133,116 km (0.102 R)
• M6: 2,686,628 km (0.079 R)
• M7: 3,719,003 km (0.091 R)
• M8: 4,154,782 km (0.111 R)
• M9: 6,778,878 km (0.099 R)
• M10: 7,987,778 km (0.097 R)
• M11: 9,494,678 km (0.095 R)
• M12: 12,384,011 km (0.109 R)
• M13: 13,874,006 km (0.107 R)
• M14: 14,449,210 km (0.035 R)
• M15: 19,837,426 km (0.057 R)
• M16: 20,434,022 km (0.118 R)
• M17: 24,646,399 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.1

Radius: 4.5

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.48 AU - 12.66 AU

Year: 20036 Days

Day: 18.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,341,457 km

• M1: 56,398 km (0.113 R)
• M2: 305,479 km (0.097 R)
• M3: 505,491 km (0.044 R)
• M4: 1,014,573 km (0.12 R)
• M5: 1,190,201 km (0.083 R)
• M6: 1,358,797 km (0.117 R)
• M7: 1,744,461 km (0.073 R)
• M8: 2,143,289 km (0.099 R)
• M9: 2,434,556 km (0.064 R)
• M10: 2,621,703 km (0.064 R)
• M11: 3,120,013 km (0.095 R)
• M12: 4,272,216 km (0.115 R)
• M13: 5,682,176 km (0.103 R)
• M14: 6,049,738 km (0.051 R)
• M15: 6,873,125 km (0.079 R)
• M16: 8,038,193 km (0.084 R)
• M17: 9,329,073 km (0.025 R)
• M18: 10,155,900 km (0.098 R)
• M19: 10,974,500 km (0.109 R)
• M20: 14,964,275 km (0.102 R)
• M21: 18,443,473 km (0.05 R)
• M22: 19,990,913 km (0.111 R)
• M23: 21,977,274 km (0.052 R)
• M24: 22,335,560 km (0.099 R)
• M25: 22,880,396 km (0.051 R)
• M26: 25,148,748 km (0.091 R)
• M27: 27,562,510 km (0.101 R)
• M28: 29,471,080 km (0.088 R)
• M29: 30,791,131 km (0.108 R)
• M30: 32,265,269 km (0.101 R)
• M31: 44,492,202 km (0.046 R)
• M32: 46,520,450 km (0.058 R)
• M33: 49,065,259 km (0.062 R)
• M34: 54,267,076 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.7

Radius: 5.7

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 11.2 AU - 15.1 AU

Year: 21439 Days

Day: 21.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,341,457 km

• M1: 78,838 km (0.07 R)
• M2: 379,829 km (0.052 R)
• M3: 715,078 km (0.1 R)
• M4: 916,736 km (0.104 R)
• M5: 2,274,636 km (0.041 R)
• M6: 3,861,869 km (0.096 R)
• M7: 4,214,322 km (0.087 R)
• M8: 4,588,017 km (0.118 R)
• M9: 12,706,095 km (0.107 R)
• M10: 20,366,703 km (0.119 R)
• M11: 20,983,495 km (0.111 R)
• M12: 21,977,722 km (0.086 R)
• M13: 28,175,712 km (0.1 R)
• M14: 33,583,076 km (0.118 R)
• M15: 37,242,839 km (0.119 R)
• M16: 39,100,994 km (0.026 R)
• M17: 39,779,420 km (0.113 R)
• M18: 56,415,003 km (0.113 R)
• M19: 57,979,946 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.3

Radius: 3.6

Gravity: 19 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 13.68 AU - 18.5 AU

Year: 29017 Days

Day: 20.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,341,457 km

• M1: 44,879 km (0.078 R)
• M2: 180,116 km (0.119 R)
• M3: 339,438 km (0.106 R)
• M4: 550,670 km (0.085 R)
• M5: 752,926 km (0.062 R)
• M6: 1,051,374 km (0.112 R)
• M7: 1,823,748 km (0.099 R)
• M8: 2,252,196 km (0.092 R)
• M9: 2,401,644 km (0.117 R)
• M10: 3,197,654 km (0.067 R)
• M11: 3,414,422 km (0.029 R)
• M12: 4,187,095 km (0.116 R)
• M13: 5,178,779 km (0.11 R)
• M14: 7,565,613 km (0.092 R)
• M15: 9,957,982 km (0.077 R)
• M16: 11,827,357 km (0.082 R)
• M17: 13,218,767 km (0.076 R)
• M18: 15,087,843 km (0.1 R)
• M19: 16,242,589 km (0.115 R)
• M20: 16,480,300 km (0.118 R)
• M21: 21,642,174 km (0.103 R)
• M22: 23,509,305 km (0.083 R)
• M23: 25,057,045 km (0.052 R)
• M24: 28,814,046 km (0.097 R)
• M25: 29,162,459 km (0.109 R)
• M26: 29,396,430 km (0.101 R)
• M27: 31,928,225 km (0.053 R)
• M28: 33,438,116 km (0.115 R)
• M29: 33,823,031 km (0.096 R)
• M30: 36,328,945 km (0.109 R)
• M31: 37,420,112 km (0.04 R)
• M32: 40,098,961 km (0.099 R)
• M33: 43,509,194 km (0.047 R)
• M34: 44,739,188 km (0.112 R)
• M35: 46,309,218 km (0.109 R)
• M36: 53,479,144 km (0.096 R)
• M37: 62,123,657 km (0.12 R)
• M38: 66,068,104 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 14,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit