🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.63 AU - 0.69 AU

Year: 352 Days

Day: 37.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,865,860 km

• M1: 53,107 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 12.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.67 AU - 2.57 AU

Year: 2025 Days

Day: 13.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,865,860 km

• M1: 159,322 km (0.091 R)
• M2: 595,400 km (0.113 R)
• M3: 1,044,193 km (0.062 R)
• M4: 1,464,414 km (0.112 R)
• M5: 2,240,228 km (0.08 R)
• M6: 3,613,237 km (0.1 R)
• M7: 4,626,464 km (0.058 R)
• M8: 5,077,202 km (0.088 R)
• M9: 6,932,814 km (0.102 R)
• M10: 8,181,657 km (0.088 R)
• M11: 9,237,968 km (0.058 R)
• M12: 11,388,736 km (0.112 R)
• M13: 12,295,599 km (0.109 R)
• M14: 13,636,744 km (0.048 R)
• M15: 16,215,063 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.8

Radius: 12.2

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.72 AU - 2.54 AU

Year: 2039 Days

Day: 7.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,865,860 km

• M1: 160,818 km (0.081 R)
• M2: 635,342 km (0.082 R)
• M3: 1,244,654 km (0.042 R)
• M4: 1,714,541 km (0.088 R)
• M5: 2,137,604 km (0.108 R)
• M6: 2,559,919 km (0.111 R)
• M7: 3,665,896 km (0.119 R)
• M8: 4,607,315 km (0.074 R)
• M9: 5,509,390 km (0.05 R)
• M10: 7,967,433 km (0.052 R)
• M11: 8,697,770 km (0.043 R)
• M12: 10,073,621 km (0.12 R)
• M13: 10,587,939 km (0.116 R)
• M14: 15,452,862 km (0.069 R)
• M15: 16,843,075 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.8

Radius: 11.5

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.86 AU - 3.12 AU

Year: 3392 Days

Day: 7.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,865,860 km

• M1: 270,024 km (0.03 R)
• M2: 697,724 km (0.08 R)
• M3: 1,203,814 km (0.108 R)
• M4: 1,765,255 km (0.117 R)
• M5: 2,496,340 km (0.118 R)
• M6: 3,036,238 km (0.095 R)
• M7: 3,457,656 km (0.097 R)
• M8: 4,889,756 km (0.092 R)
• M9: 5,524,649 km (0.103 R)
• M10: 6,416,851 km (0.099 R)
• M11: 6,775,288 km (0.088 R)
• M12: 9,290,925 km (0.062 R)
• M13: 9,789,834 km (0.102 R)
• M14: 11,481,337 km (0.062 R)
• M15: 12,696,820 km (0.074 R)
• M16: 14,397,598 km (0.117 R)
• M17: 17,775,518 km (0.073 R)
• M18: 20,599,926 km (0.093 R)
• M19: 22,186,411 km (0.095 R)
• M20: 23,640,054 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.9

Radius: 13.7

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.94 AU - 4.04 AU

Year: 4277 Days

Day: 10.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,865,860 km

• M1: 170,392 km (0.097 R)
• M2: 615,595 km (0.069 R)
• M3: 1,896,003 km (0.106 R)
• M4: 2,328,042 km (0.072 R)
• M5: 2,791,197 km (0.08 R)
• M6: 3,218,000 km (0.066 R)
• M7: 5,358,446 km (0.1 R)
• M8: 5,994,237 km (0.065 R)
• M9: 7,382,805 km (0.106 R)
• M10: 7,842,369 km (0.055 R)
• M11: 8,936,827 km (0.078 R)
• M12: 9,541,651 km (0.088 R)
• M13: 10,045,048 km (0.12 R)
• M14: 11,151,025 km (0.088 R)
• M15: 13,241,356 km (0.053 R)
• M16: 14,189,657 km (0.094 R)
• M17: 15,126,439 km (0.114 R)
• M18: 17,123,421 km (0.104 R)
• M19: 17,555,460 km (0.107 R)
• M20: 20,097,427 km (0.098 R)
• M21: 20,926,648 km (0.05 R)
• M22: 22,950,258 km (0.086 R)
• M23: 25,101,326 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920

Radius: 7.4

Gravity: 16.8 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.14 AU - 8.78 AU

Year: 13366 Days

Day: 24.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,865,860 km

• M1: 92,152 km (0.112 R)
• M2: 364,420 km (0.086 R)
• M3: 1,205,310 km (0.097 R)
• M4: 2,019,571 km (0.047 R)
• M5: 2,863,004 km (0.093 R)
• M6: 3,259,588 km (0.087 R)
• M7: 3,922,456 km (0.116 R)
• M8: 4,976,523 km (0.064 R)
• M9: 5,258,216 km (0.112 R)
• M10: 6,248,254 km (0.077 R)
• M11: 7,002,976 km (0.106 R)
• M12: 7,402,551 km (0.092 R)
• M13: 7,958,756 km (0.09 R)
• M14: 9,740,467 km (0.118 R)
• M15: 10,753,245 km (0.031 R)
• M16: 11,345,503 km (0.067 R)
• M17: 13,454,384 km (0.062 R)
• M18: 14,423,329 km (0.108 R)
• M19: 14,708,612 km (0.1 R)
• M20: 15,070,340 km (0.079 R)
• M21: 17,286,932 km (0.094 R)
• M22: 18,431,056 km (0.055 R)
• M23: 20,598,430 km (0.027 R)
• M24: 23,026,852 km (0.048 R)
• M25: 25,535,908 km (0.049 R)
• M26: 25,953,585 km (0.08 R)
• M27: 27,017,675 km (0.105 R)
• M28: 32,411,127 km (0.081 R)
• M29: 33,395,481 km (0.048 R)
• M30: 35,552,981 km (0.106 R)
• M31: 37,398,121 km (0.081 R)
• M32: 38,480,761 km (0.109 R)
• M33: 41,998,405 km (0.11 R)
• M34: 42,873,403 km (0.099 R)
• M35: 44,509,256 km (0.113 R)
• M36: 48,540,021 km (0.05 R)
• M37: 57,318,873 km (0.108 R)
• M38: 58,575,944 km (0.107 R)
• M39: 60,773,387 km (0.09 R)
• M40: 63,405,861 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.3

Radius: 6.4

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.86 AU - 12.56 AU

Year: 21402 Days

Day: 19.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,865,860 km

• M1: 79,736 km (0.1 R)
• M2: 286,480 km (0.09 R)
• M3: 687,701 km (0.027 R)
• M4: 1,012,927 km (0.03 R)
• M5: 1,346,830 km (0.105 R)
• M6: 2,091,827 km (0.03 R)
• M7: 2,430,068 km (0.078 R)
• M8: 3,136,020 km (0.113 R)
• M9: 4,908,905 km (0.101 R)
• M10: 9,469,844 km (0.115 R)
• M11: 11,698,254 km (0.116 R)
• M12: 13,600,990 km (0.092 R)
• M13: 13,961,221 km (0.119 R)
• M14: 21,876,594 km (0.105 R)
• M15: 26,155,093 km (0.107 R)
• M16: 28,783,678 km (0.09 R)
• M17: 31,457,889 km (0.096 R)
• M18: 36,459,095 km (0.104 R)
• M19: 40,763,026 km (0.112 R)
• M20: 47,835,116 km (0.08 R)
• M21: 49,172,371 km (0.114 R)
• M22: 52,272,189 km (0.068 R)
• M23: 53,690,676 km (0.105 R)
• M24: 54,952,833 km (0.092 R)
• M25: 56,234,588 km (0.059 R)
• M26: 67,006,681 km (0.105 R)
• M27: 71,241,348 km (0.076 R)
• M28: 72,764,554 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 18,302 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit