🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.69 AU - 0.75 AU

Year: 218 Days

Day: 14.3 Hours

Environment

Temp: 208 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,694,353 km

• M1: 285,582 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.37 AU - 1.83 AU

Year: 721 Days

Day: 38.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.92 AU - 1.94 AU

Year: 956 Days

Day: 29 Hours

Environment

Temp: -51 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,694,353 km

• M1: 31,565 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.41 AU - 2.61 AU

Year: 1417 Days

Day: 38.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 179.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.3

Radius: 10.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.38 AU - 8.84 AU

Year: 7483 Days

Day: 10.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,694,353 km

• M1: 139,276 km (0.095 R)
• M2: 486,193 km (0.066 R)
• M3: 1,006,494 km (0.064 R)
• M4: 1,820,905 km (0.104 R)
• M5: 2,447,421 km (0.078 R)
• M6: 3,441,798 km (0.108 R)
• M7: 3,806,667 km (0.089 R)
• M8: 5,034,417 km (0.106 R)
• M9: 6,359,106 km (0.112 R)
• M10: 6,817,175 km (0.11 R)
• M11: 7,596,281 km (0.055 R)
• M12: 8,762,994 km (0.056 R)
• M13: 9,253,975 km (0.082 R)
• M14: 10,086,038 km (0.1 R)
• M15: 11,582,765 km (0.025 R)
• M16: 13,076,051 km (0.088 R)
• M17: 13,568,078 km (0.064 R)
• M18: 15,118,510 km (0.065 R)
• M19: 16,047,812 km (0.116 R)
• M20: 24,159,607 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.5

Radius: 13.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.94 AU - 8.84 AU

Year: 7900 Days

Day: 12.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,694,353 km

• M1: 169,195 km (0.12 R)
• M2: 648,208 km (0.089 R)
• M3: 1,080,246 km (0.051 R)
• M4: 2,170,964 km (0.088 R)
• M5: 2,650,276 km (0.061 R)
• M6: 3,378,070 km (0.081 R)
• M7: 3,901,213 km (0.107 R)
• M8: 4,788,179 km (0.062 R)
• M9: 5,483,061 km (0.073 R)
• M10: 6,072,926 km (0.109 R)
• M11: 6,999,834 km (0.036 R)
• M12: 8,184,200 km (0.08 R)
• M13: 11,463,086 km (0.09 R)
• M14: 12,375,484 km (0.073 R)
• M15: 13,048,375 km (0.119 R)
• M16: 14,345,239 km (0.094 R)
• M17: 15,856,028 km (0.047 R)
• M18: 17,750,087 km (0.044 R)
• M19: 21,580,540 km (0.095 R)
• M20: 22,971,202 km (0.107 R)
• M21: 26,021,353 km (0.108 R)
• M22: 28,358,820 km (0.055 R)
• M23: 29,135,532 km (0.1 R)
• M24: 30,630,014 km (0.116 R)
• M25: 31,242,019 km (0.077 R)
• M26: 33,233,616 km (0.055 R)
• M27: 37,468,881 km (0.116 R)
• M28: 39,957,292 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.6

Radius: 12.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.75 AU - 9.81 AU

Year: 8493 Days

Day: 9.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,694,353 km

• M1: 155,881 km (0.113 R)
• M2: 881,730 km (0.108 R)
• M3: 1,275,771 km (0.077 R)
• M4: 2,305,303 km (0.083 R)
• M5: 5,100,091 km (0.116 R)
• M6: 6,174,503 km (0.107 R)
• M7: 6,830,040 km (0.056 R)
• M8: 7,635,475 km (0.119 R)
• M9: 8,503,293 km (0.118 R)
• M10: 9,355,552 km (0.04 R)
• M11: 12,017,646 km (0.113 R)
• M12: 12,644,461 km (0.117 R)
• M13: 13,191,690 km (0.073 R)
• M14: 14,387,126 km (0.098 R)
• M15: 15,093,976 km (0.083 R)
• M16: 16,459,805 km (0.105 R)
• M17: 25,400,522 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.4

Radius: 9.1

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.6 AU - 11.8 AU

Year: 11612 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,694,353 km

• M1: 120,875 km (0.063 R)
• M2: 624,122 km (0.075 R)
• M3: 1,225,655 km (0.093 R)
• M4: 1,739,075 km (0.052 R)
• M5: 2,619,010 km (0.114 R)
• M6: 7,419,007 km (0.085 R)
• M7: 7,820,677 km (0.07 R)
• M8: 12,991,827 km (0.106 R)
• M9: 14,451,005 km (0.102 R)
• M10: 14,797,324 km (0.096 R)
• M11: 16,387,400 km (0.077 R)
• M12: 18,168,213 km (0.095 R)
• M13: 20,593,044 km (0.09 R)
• M14: 21,298,099 km (0.092 R)
• M15: 22,202,119 km (0.109 R)
• M16: 22,756,678 km (0.102 R)
• M17: 23,131,421 km (0.114 R)
• M18: 23,415,208 km (0.098 R)
• M19: 23,989,664 km (0.094 R)
• M20: 29,369,652 km (0.098 R)
• M21: 30,830,326 km (0.111 R)
• M22: 39,133,756 km (0.07 R)
• M23: 49,436,860 km (0.102 R)
• M24: 52,798,624 km (0.088 R)
• M25: 55,460,269 km (0.069 R)
• M26: 55,969,051 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890.1

Radius: 7.8

Gravity: 14.63 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 11.66 AU - 18.24 AU

Year: 20604 Days

Day: 20.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,694,353 km

• M1: 96,939 km (0.027 R)
• M2: 349,610 km (0.027 R)
• M3: 753,674 km (0.096 R)
• M4: 997,818 km (0.059 R)
• M5: 1,618,499 km (0.092 R)
• M6: 1,875,658 km (0.097 R)
• M7: 2,268,801 km (0.056 R)
• M8: 2,716,099 km (0.086 R)
• M9: 4,887,213 km (0.119 R)
• M10: 6,320,061 km (0.038 R)
• M11: 6,823,009 km (0.102 R)
• M12: 8,385,260 km (0.12 R)
• M13: 9,336,403 km (0.051 R)
• M14: 10,671,714 km (0.118 R)
• M15: 11,451,418 km (0.08 R)
• M16: 13,124,221 km (0.054 R)
• M17: 15,681,597 km (0.078 R)
• M18: 15,929,331 km (0.063 R)
• M19: 16,432,728 km (0.098 R)
• M20: 21,860,438 km (0.087 R)
• M21: 27,050,736 km (0.118 R)
• M22: 31,672,861 km (0.028 R)
• M23: 37,233,264 km (0.089 R)
• M24: 38,418,379 km (0.092 R)
• M25: 43,086,730 km (0.04 R)
• M26: 48,119,801 km (0.11 R)
• M27: 48,819,171 km (0.112 R)
• M28: 51,867,227 km (0.079 R)
• M29: 52,417,897 km (0.104 R)
• M30: 52,972,606 km (0.077 R)
• M31: 59,334,405 km (0.109 R)
• M32: 60,543,305 km (0.11 R)
• M33: 62,594,442 km (0.103 R)
• M34: 68,143,476 km (0.039 R)
• M35: 79,719,359 km (0.103 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 14,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit