🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.45 AU - 0.59 AU

Year: 138 Days

Day: 22.3 Hours

Environment

Temp: 213 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.11 AU - 1.51 AU

Year: 550 Days

Day: 19.2 Hours

Environment

Temp: -17 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 101,493,757 km

• M1: 71,059 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.84 AU - 2.76 AU

Year: 1280 Days

Day: 40 Hours

Environment

Temp: -74 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 11

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.6 AU - 5.86 AU

Year: 5035 Days

Day: 10.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,493,757 km

• M1: 136,732 km (0.09 R)
• M2: 568,023 km (0.114 R)
• M3: 980,913 km (0.078 R)
• M4: 1,350,121 km (0.11 R)
• M5: 2,474,947 km (0.111 R)
• M6: 3,485,930 km (0.06 R)
• M7: 4,186,197 km (0.097 R)
• M8: 4,630,652 km (0.026 R)
• M9: 5,532,129 km (0.095 R)
• M10: 6,244,963 km (0.095 R)
• M11: 7,647,144 km (0.102 R)
• M12: 8,349,656 km (0.106 R)
• M13: 10,803,210 km (0.109 R)
• M14: 12,055,045 km (0.08 R)
• M15: 15,826,707 km (0.067 R)
• M16: 16,967,390 km (0.112 R)
• M17: 17,320,142 km (0.118 R)
• M18: 17,979,420 km (0.102 R)
• M19: 18,717,536 km (0.1 R)
• M20: 19,797,782 km (0.089 R)
• M21: 20,386,300 km (0.102 R)
• M22: 24,165,442 km (0.11 R)
• M23: 25,599,188 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.7

Radius: 8.2

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.31 AU - 10.79 AU

Year: 9994 Days

Day: 14.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,493,757 km

• M1: 102,624 km (0.047 R)
• M2: 561,890 km (0.091 R)
• M3: 873,352 km (0.095 R)
• M4: 3,139,461 km (0.087 R)
• M5: 4,093,895 km (0.091 R)
• M6: 4,800,147 km (0.08 R)
• M7: 5,853,765 km (0.032 R)
• M8: 7,569,353 km (0.042 R)
• M9: 8,454,374 km (0.117 R)
• M10: 11,045,409 km (0.059 R)
• M11: 12,407,199 km (0.119 R)
• M12: 13,695,386 km (0.077 R)
• M13: 17,658,383 km (0.09 R)
• M14: 23,783,668 km (0.114 R)
• M15: 24,580,725 km (0.075 R)
• M16: 29,236,510 km (0.105 R)
• M17: 30,048,528 km (0.039 R)
• M18: 31,084,642 km (0.091 R)
• M19: 33,668,347 km (0.088 R)
• M20: 39,874,265 km (0.032 R)
• M21: 42,015,609 km (0.106 R)
• M22: 44,365,493 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.6

Radius: 13.4

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.85 AU - 9.45 AU

Year: 10160 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 101,493,757 km

• M1: 190,588 km (0.091 R)
• M2: 619,335 km (0.026 R)
• M3: 1,038,658 km (0.099 R)
• M4: 2,541,069 km (0.1 R)
• M5: 4,921,022 km (0.118 R)
• M6: 8,055,696 km (0.043 R)
• M7: 11,418,805 km (0.116 R)
• M8: 12,058,636 km (0.056 R)
• M9: 17,366,518 km (0.096 R)
• M10: 19,989,716 km (0.098 R)
• M11: 21,236,465 km (0.09 R)
• M12: 24,755,306 km (0.103 R)
• M13: 28,938,362 km (0.073 R)
• M14: 31,454,897 km (0.111 R)
• M15: 33,570,660 km (0.092 R)
• M16: 36,460,891 km (0.042 R)
• M17: 39,272,583 km (0.093 R)
• M18: 40,731,311 km (0.105 R)
• M19: 41,349,599 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.8

Radius: 3.4

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 12.57 AU - 15.89 AU

Year: 19705 Days

Day: 19.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 101,493,757 km

• M1: 42,336 km (0.091 R)
• M2: 337,493 km (0.079 R)
• M3: 542,891 km (0.084 R)
• M4: 863,479 km (0.036 R)
• M5: 1,189,453 km (0.072 R)
• M6: 1,785,600 km (0.086 R)
• M7: 2,131,022 km (0.093 R)
• M8: 2,328,940 km (0.085 R)
• M9: 2,975,053 km (0.096 R)
• M10: 4,610,756 km (0.11 R)
• M11: 6,353,422 km (0.067 R)
• M12: 6,537,577 km (0.11 R)
• M13: 9,551,824 km (0.087 R)
• M14: 11,170,174 km (0.092 R)
• M15: 13,559,551 km (0.064 R)
• M16: 17,460,465 km (0.104 R)
• M17: 20,492,216 km (0.109 R)
• M18: 22,385,077 km (0.103 R)
• M19: 27,766,861 km (0.119 R)
• M20: 34,174,437 km (0.106 R)
• M21: 34,739,468 km (0.119 R)
• M22: 35,541,013 km (0.097 R)
• M23: 36,472,110 km (0.086 R)
• M24: 42,014,113 km (0.079 R)
• M25: 42,662,470 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.4

Radius: 4.9

Gravity: 31.8 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 14.18 AU - 22.8 AU

Year: 29186 Days

Day: 21.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 101,493,757 km

• M1: 61,485 km (0.082 R)
• M2: 333,304 km (0.095 R)
• M3: 1,140,983 km (0.066 R)
• M4: 1,570,927 km (0.083 R)
• M5: 1,906,176 km (0.075 R)
• M6: 3,874,286 km (0.115 R)
• M7: 4,262,492 km (0.104 R)
• M8: 4,912,644 km (0.055 R)
• M9: 5,804,397 km (0.09 R)
• M10: 6,217,736 km (0.118 R)
• M11: 7,000,732 km (0.06 R)
• M12: 7,738,099 km (0.095 R)
• M13: 9,242,456 km (0.112 R)
• M14: 10,659,297 km (0.064 R)
• M15: 13,202,012 km (0.09 R)
• M16: 13,358,491 km (0.097 R)
• M17: 17,307,726 km (0.116 R)
• M18: 17,874,103 km (0.066 R)
• M19: 20,681,906 km (0.101 R)
• M20: 27,788,552 km (0.047 R)
• M21: 29,488,433 km (0.043 R)
• M22: 29,890,253 km (0.03 R)
• M23: 37,137,223 km (0.073 R)
• M24: 37,449,284 km (0.08 R)
• M25: 39,520,017 km (0.087 R)
• M26: 43,024,348 km (0.106 R)
• M27: 45,650,389 km (0.081 R)
• M28: 50,452,031 km (0.105 R)
• M29: 64,577,960 km (0.09 R)
• M30: 66,624,758 km (0.075 R)
• M31: 74,252,155 km (0.079 R)
• M32: 101,189,795 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 16,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit