🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.67 AU - 0.89 AU

Year: 261 Days

Day: 23.8 Hours

Environment

Temp: 95 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,844,589 km

• M1: 217,515 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.24 AU - 1.72 AU

Year: 682 Days

Day: 17.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.36 AU - 3.44 AU

Year: 1870 Days

Day: 42.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.67 AU - 4.09 AU

Year: 2354 Days

Day: 46.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,844,589 km

• M1: 984,504 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.11 AU - 3.69 AU

Year: 2374 Days

Day: 28.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.2

Radius: 7.1

Gravity: 16.35 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 12.43 AU - 12.47 AU

Year: 16638 Days

Day: 22.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 98,844,589 km

• M1: 88,263 km (0.117 R)
• M2: 339,438 km (0.061 R)
• M3: 788,979 km (0.038 R)
• M4: 1,089,072 km (0.06 R)
• M5: 1,403,826 km (0.103 R)
• M6: 2,497,536 km (0.083 R)
• M7: 2,849,091 km (0.066 R)
• M8: 3,206,481 km (0.109 R)
• M9: 4,105,115 km (0.097 R)
• M10: 4,629,755 km (0.07 R)
• M11: 6,822,860 km (0.111 R)
• M12: 7,702,346 km (0.096 R)
• M13: 8,044,625 km (0.079 R)
• M14: 9,740,617 km (0.118 R)
• M15: 10,141,240 km (0.114 R)
• M16: 12,179,062 km (0.095 R)
• M17: 13,120,780 km (0.062 R)
• M18: 14,772,042 km (0.058 R)
• M19: 15,072,733 km (0.043 R)
• M20: 17,795,864 km (0.109 R)
• M21: 20,271,559 km (0.081 R)
• M22: 24,401,657 km (0.041 R)
• M23: 24,927,942 km (0.074 R)
• M24: 25,569,418 km (0.042 R)
• M25: 25,894,195 km (0.096 R)
• M26: 32,222,334 km (0.116 R)
• M27: 43,378,595 km (0.097 R)
• M28: 49,310,600 km (0.092 R)
• M29: 50,320,834 km (0.084 R)
• M30: 56,673,807 km (0.078 R)
• M31: 62,948,540 km (0.112 R)
• M32: 69,670,870 km (0.07 R)
• M33: 70,729,424 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.3

Radius: 3.4

Gravity: 43.62 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 11.2 AU - 14.34 AU

Year: 17284 Days

Day: 23.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 98,844,589 km

• M1: 42,336 km (0.047 R)
• M2: 202,406 km (0.098 R)
• M3: 652,696 km (0.097 R)
• M4: 882,029 km (0.086 R)
• M5: 1,112,111 km (0.069 R)
• M6: 1,641,388 km (0.057 R)
• M7: 2,782,221 km (0.063 R)
• M8: 3,823,273 km (0.118 R)
• M9: 4,723,553 km (0.108 R)
• M10: 5,240,713 km (0.086 R)
• M11: 6,105,538 km (0.088 R)
• M12: 7,506,223 km (0.111 R)
• M13: 8,953,433 km (0.058 R)
• M14: 9,905,473 km (0.113 R)
• M15: 14,111,866 km (0.113 R)
• M16: 16,757,355 km (0.104 R)
• M17: 19,114,868 km (0.091 R)
• M18: 24,474,361 km (0.089 R)
• M19: 30,988,301 km (0.1 R)
• M20: 31,578,016 km (0.078 R)
• M21: 35,019,964 km (0.032 R)
• M22: 35,917,850 km (0.104 R)
• M23: 36,830,996 km (0.108 R)
• M24: 42,492,078 km (0.113 R)
• M25: 44,252,546 km (0.099 R)
• M26: 44,700,143 km (0.119 R)
• M27: 45,452,770 km (0.034 R)
• M28: 46,366,962 km (0.113 R)
• M29: 52,945,080 km (0.103 R)
• M30: 54,638,678 km (0.109 R)
• M31: 56,543,058 km (0.088 R)
• M32: 56,718,387 km (0.079 R)
• M33: 60,483,616 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.8

Radius: 3.8

Gravity: 66.68 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 15.32 AU - 16.84 AU

Year: 24422 Days

Day: 22.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,844,589 km

• M1: 49,218 km (0.096 R)
• M2: 251,324 km (0.051 R)
• M3: 484,398 km (0.114 R)
• M4: 791,373 km (0.095 R)
• M5: 1,738,178 km (0.108 R)
• M6: 2,115,763 km (0.069 R)
• M7: 3,089,196 km (0.035 R)
• M8: 3,450,325 km (0.083 R)
• M9: 4,009,073 km (0.082 R)
• M10: 4,438,419 km (0.081 R)
• M11: 10,216,487 km (0.099 R)
• M12: 13,970,048 km (0.087 R)
• M13: 16,506,031 km (0.064 R)
• M14: 19,134,914 km (0.079 R)
• M15: 19,833,087 km (0.067 R)
• M16: 20,859,927 km (0.105 R)
• M17: 22,796,472 km (0.109 R)
• M18: 57,320,967 km (0.043 R)
• M19: 70,289,756 km (0.116 R)
• M20: 75,339,582 km (0.089 R)
• M21: 77,325,344 km (0.115 R)
• M22: 81,919,944 km (0.083 R)
• M23: 89,147,914 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.8

Radius: 4.9

Gravity: 30.56 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 14.1 AU - 21.64 AU

Year: 28611 Days

Day: 15.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 98,844,589 km

• M1: 62,682 km (0.119 R)
• M2: 227,389 km (0.108 R)
• M3: 458,069 km (0.114 R)
• M4: 617,989 km (0.041 R)
• M5: 793,467 km (0.08 R)
• M6: 1,042,697 km (0.099 R)
• M7: 1,443,619 km (0.028 R)
• M8: 1,718,281 km (0.091 R)
• M9: 2,947,228 km (0.076 R)
• M10: 3,207,678 km (0.113 R)
• M11: 4,047,221 km (0.073 R)
• M12: 4,443,206 km (0.109 R)
• M13: 4,631,550 km (0.088 R)
• M14: 5,312,071 km (0.113 R)
• M15: 6,383,042 km (0.03 R)
• M16: 7,275,543 km (0.083 R)
• M17: 8,136,179 km (0.102 R)
• M18: 8,418,471 km (0.087 R)
• M19: 11,330,543 km (0.092 R)
• M20: 11,754,054 km (0.076 R)
• M21: 17,972,539 km (0.071 R)
• M22: 19,534,939 km (0.069 R)
• M23: 22,263,155 km (0.079 R)
• M24: 23,376,762 km (0.108 R)
• M25: 23,832,437 km (0.113 R)
• M26: 24,644,005 km (0.095 R)
• M27: 25,594,101 km (0.1 R)
• M28: 26,078,050 km (0.099 R)
• M29: 30,441,521 km (0.112 R)
• M30: 31,396,554 km (0.037 R)
• M31: 34,381,181 km (0.053 R)
• M32: 50,071,305 km (0.062 R)
• M33: 64,217,130 km (0.069 R)
• M34: 66,011,706 km (0.119 R)
• M35: 75,983,601 km (0.118 R)
• M36: 93,320,199 km (0.083 R)
• M37: 95,041,921 km (0.076 R)
• M38: 98,844,549 km (0.09 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 10,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit