🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.5 AU - 0.54 AU

Year: 138 Days

Day: 14.8 Hours

Environment

Temp: 222 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,222,737 km

• M1: 174,730 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.04 AU - 1.08 AU

Year: 403 Days

Day: 29.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.01 AU - 2.35 AU

Year: 1188 Days

Day: 18.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.94 AU - 4.12 AU

Year: 2447 Days

Day: 13.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.2

Radius: 8.5

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.55 AU - 11.35 AU

Year: 11580 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,222,737 km

• M1: 106,065 km (0.074 R)
• M2: 458,817 km (0.087 R)
• M3: 991,086 km (0.117 R)
• M4: 1,389,764 km (0.107 R)
• M5: 1,763,908 km (0.069 R)
• M6: 4,766,637 km (0.04 R)
• M7: 5,197,928 km (0.107 R)
• M8: 5,468,999 km (0.089 R)
• M9: 14,643,088 km (0.098 R)
• M10: 18,172,401 km (0.077 R)
• M11: 20,842,275 km (0.079 R)
• M12: 22,867,830 km (0.112 R)
• M13: 23,434,806 km (0.097 R)
• M14: 26,945,868 km (0.09 R)
• M15: 30,402,027 km (0.118 R)
• M16: 31,186,369 km (0.098 R)
• M17: 36,837,279 km (0.026 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.5

Radius: 7.9

Gravity: 11.4 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 14.67 AU - 15.49 AU

Year: 21606 Days

Day: 22.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,222,737 km

• M1: 113,246 km (0.113 R)
• M2: 525,089 km (0.077 R)
• M3: 2,512,197 km (0.074 R)
• M4: 3,454,664 km (0.103 R)
• M5: 4,038,544 km (0.074 R)
• M6: 4,941,966 km (0.083 R)
• M7: 6,814,333 km (0.092 R)
• M8: 8,892,696 km (0.085 R)
• M9: 9,172,145 km (0.069 R)
• M10: 10,349,181 km (0.097 R)
• M11: 15,104,747 km (0.11 R)
• M12: 15,745,475 km (0.096 R)
• M13: 16,995,664 km (0.113 R)
• M14: 18,131,412 km (0.061 R)
• M15: 18,855,166 km (0.089 R)
• M16: 27,892,074 km (0.099 R)
• M17: 28,250,959 km (0.046 R)
• M18: 34,833,415 km (0.057 R)
• M19: 35,669,219 km (0.113 R)
• M20: 39,446,266 km (0.108 R)
• M21: 45,930,585 km (0.106 R)
• M22: 47,783,804 km (0.044 R)
• M23: 53,090,639 km (0.074 R)
• M24: 59,961,519 km (0.069 R)
• M25: 60,559,462 km (0.095 R)
• M26: 61,161,294 km (0.104 R)
• M27: 66,759,546 km (0.116 R)
• M28: 72,915,947 km (0.117 R)
• M29: 80,887,120 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.8

Radius: 3.6

Gravity: 36.1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 14.16 AU - 16.22 AU

Year: 21843 Days

Day: 16.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,222,737 km

• M1: 45,029 km (0.026 R)
• M2: 164,408 km (0.115 R)
• M3: 335,698 km (0.099 R)
• M4: 509,231 km (0.109 R)
• M5: 750,533 km (0.111 R)
• M6: 954,734 km (0.1 R)
• M7: 1,278,613 km (0.045 R)
• M8: 1,427,164 km (0.031 R)
• M9: 1,943,127 km (0.068 R)
• M10: 2,079,560 km (0.071 R)
• M11: 3,275,894 km (0.11 R)
• M12: 4,129,051 km (0.088 R)
• M13: 4,388,304 km (0.047 R)
• M14: 5,120,586 km (0.051 R)
• M15: 5,890,267 km (0.049 R)
• M16: 7,002,377 km (0.064 R)
• M17: 10,262,414 km (0.073 R)
• M18: 11,795,792 km (0.046 R)
• M19: 13,475,327 km (0.104 R)
• M20: 15,538,282 km (0.101 R)
• M21: 15,927,536 km (0.047 R)
• M22: 16,483,292 km (0.081 R)
• M23: 18,924,280 km (0.054 R)
• M24: 19,101,105 km (0.115 R)
• M25: 19,728,219 km (0.055 R)
• M26: 23,273,090 km (0.116 R)
• M27: 28,705,887 km (0.079 R)
• M28: 36,678,556 km (0.057 R)
• M29: 36,953,367 km (0.074 R)
• M30: 37,368,052 km (0.094 R)
• M31: 39,057,910 km (0.099 R)
• M32: 40,650,977 km (0.05 R)
• M33: 42,286,980 km (0.1 R)
• M34: 43,197,582 km (0.087 R)
• M35: 46,487,538 km (0.106 R)
• M36: 47,132,604 km (0.082 R)
• M37: 47,783,505 km (0.096 R)
• M38: 51,128,513 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.7

Radius: 3.8

Gravity: 37.44 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 14.01 AU - 21.07 AU

Year: 27103 Days

Day: 16.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,222,737 km

• M1: 47,273 km (0.071 R)
• M2: 574,755 km (0.07 R)
• M3: 756,666 km (0.035 R)
• M4: 1,630,916 km (0.111 R)
• M5: 2,256,833 km (0.069 R)
• M6: 2,417,801 km (0.085 R)
• M7: 2,562,013 km (0.096 R)
• M8: 2,974,604 km (0.064 R)
• M9: 3,140,209 km (0.054 R)
• M10: 3,429,980 km (0.052 R)
• M11: 4,622,275 km (0.078 R)
• M12: 4,958,721 km (0.113 R)
• M13: 6,607,588 km (0.069 R)
• M14: 7,378,765 km (0.09 R)
• M15: 8,154,430 km (0.111 R)
• M16: 8,812,811 km (0.109 R)
• M17: 9,097,495 km (0.102 R)
• M18: 9,745,104 km (0.105 R)
• M19: 10,549,343 km (0.107 R)
• M20: 10,741,127 km (0.116 R)
• M21: 11,131,428 km (0.05 R)
• M22: 11,330,244 km (0.107 R)
• M23: 19,106,191 km (0.089 R)
• M24: 21,670,448 km (0.098 R)
• M25: 27,109,079 km (0.112 R)
• M26: 28,567,209 km (0.092 R)
• M27: 29,441,609 km (0.093 R)
• M28: 35,064,843 km (0.042 R)
• M29: 38,427,803 km (0.094 R)
• M30: 43,947,965 km (0.045 R)
• M31: 44,278,427 km (0.104 R)
• M32: 47,675,046 km (0.118 R)
• M33: 55,172,891 km (0.117 R)
• M34: 61,131,075 km (0.091 R)
• M35: 64,904,083 km (0.038 R)
• M36: 77,148,669 km (0.113 R)
• M37: 78,354,578 km (0.116 R)
• M38: 79,573,052 km (0.084 R)
• M39: 82,297,977 km (0.073 R)
• M40: 83,051,801 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.7

Radius: 6.9

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 14.56 AU - 23.46 AU

Year: 30581 Days

Day: 24 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,222,737 km

• M1: 85,869 km (0.079 R)
• M2: 414,087 km (0.072 R)
• M3: 719,416 km (0.095 R)
• M4: 1,186,461 km (0.117 R)
• M5: 1,670,859 km (0.089 R)
• M6: 1,898,846 km (0.051 R)
• M7: 3,028,310 km (0.09 R)
• M8: 3,459,002 km (0.044 R)
• M9: 4,129,799 km (0.1 R)
• M10: 5,115,499 km (0.119 R)
• M11: 7,491,712 km (0.066 R)
• M12: 8,170,886 km (0.079 R)
• M13: 12,694,277 km (0.092 R)
• M14: 13,059,445 km (0.075 R)
• M15: 15,398,857 km (0.106 R)
• M16: 16,754,214 km (0.031 R)
• M17: 22,334,812 km (0.098 R)
• M18: 33,672,835 km (0.106 R)
• M19: 34,655,095 km (0.063 R)
• M20: 35,512,141 km (0.043 R)
• M21: 47,973,943 km (0.037 R)
• M22: 50,117,979 km (0.074 R)
• M23: 53,263,275 km (0.109 R)
• M24: 53,641,757 km (0.1 R)
• M25: 62,219,550 km (0.064 R)
• M26: 73,057,616 km (0.092 R)
• M27: 75,413,783 km (0.06 R)
• M28: 76,610,715 km (0.109 R)
• M29: 78,063,759 km (0.03 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 11,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit