🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.47 AU - 0.73 AU

Year: 172 Days

Day: 35.1 Hours

Environment

Temp: 225 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.72 AU - 0.84 AU

Year: 255 Days

Day: 37.8 Hours

Environment

Temp: 119 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,260,145 km

• M1: 31,116 km (0.073 R)
• M2: 212,878 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.07 AU - 1.63 AU

Year: 582 Days

Day: 31.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.1 AU - 1.82 AU

Year: 654 Days

Day: 20.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,260,145 km

• M1: 63,878 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.5

Radius: 13.5

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.42 AU - 9.76 AU

Year: 9337 Days

Day: 7.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,260,145 km

• M1: 178,769 km (0.1 R)
• M2: 618,138 km (0.051 R)
• M3: 1,419,983 km (0.107 R)
• M4: 1,937,442 km (0.103 R)
• M5: 7,640,262 km (0.05 R)
• M6: 18,643,485 km (0.115 R)
• M7: 20,125,102 km (0.041 R)
• M8: 23,541,469 km (0.106 R)
• M9: 24,509,068 km (0.112 R)
• M10: 25,348,462 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369

Radius: 15

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.38 AU - 12.1 AU

Year: 12152 Days

Day: 10.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,260,145 km

• M1: 186,549 km (0.1 R)
• M2: 703,858 km (0.11 R)
• M3: 1,199,625 km (0.109 R)
• M4: 2,749,908 km (0.109 R)
• M5: 3,347,552 km (0.114 R)
• M6: 3,827,013 km (0.077 R)
• M7: 4,519,501 km (0.045 R)
• M8: 6,549,844 km (0.086 R)
• M9: 7,747,375 km (0.034 R)
• M10: 9,455,782 km (0.062 R)
• M11: 11,726,079 km (0.094 R)
• M12: 13,017,558 km (0.106 R)
• M13: 14,277,770 km (0.096 R)
• M14: 15,356,371 km (0.093 R)
• M15: 18,474,140 km (0.107 R)
• M16: 19,372,176 km (0.098 R)
• M17: 24,840,427 km (0.1 R)
• M18: 29,612,450 km (0.109 R)
• M19: 30,946,713 km (0.116 R)
• M20: 32,428,031 km (0.096 R)
• M21: 33,077,136 km (0.119 R)
• M22: 33,956,173 km (0.108 R)
• M23: 36,221,833 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.9

Radius: 12.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.7 AU - 10.8 AU

Year: 13071 Days

Day: 6.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,260,145 km

• M1: 158,125 km (0.075 R)
• M2: 571,464 km (0.05 R)
• M3: 1,104,631 km (0.1 R)
• M4: 1,663,828 km (0.032 R)
• M5: 2,781,772 km (0.076 R)
• M6: 3,266,769 km (0.097 R)
• M7: 4,173,033 km (0.067 R)
• M8: 5,411,404 km (0.08 R)
• M9: 7,340,618 km (0.071 R)
• M10: 8,228,182 km (0.101 R)
• M11: 9,847,729 km (0.109 R)
• M12: 11,095,973 km (0.111 R)
• M13: 14,169,910 km (0.115 R)
• M14: 14,984,620 km (0.079 R)
• M15: 17,849,420 km (0.048 R)
• M16: 18,961,381 km (0.102 R)
• M17: 21,411,195 km (0.113 R)
• M18: 24,833,995 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.9

Radius: 6

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 9.25 AU - 15.09 AU

Year: 15745 Days

Day: 23.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,260,145 km

• M1: 74,649 km (0.118 R)
• M2: 463,753 km (0.081 R)
• M3: 792,270 km (0.119 R)
• M4: 1,142,329 km (0.101 R)
• M5: 1,360,443 km (0.083 R)
• M6: 1,732,194 km (0.097 R)
• M7: 2,304,406 km (0.117 R)
• M8: 3,388,242 km (0.089 R)
• M9: 3,597,530 km (0.05 R)
• M10: 4,460,410 km (0.119 R)
• M11: 5,927,068 km (0.091 R)
• M12: 8,761,648 km (0.087 R)
• M13: 8,958,070 km (0.079 R)
• M14: 11,607,748 km (0.051 R)
• M15: 13,529,631 km (0.069 R)
• M16: 14,192,350 km (0.114 R)
• M17: 16,310,207 km (0.119 R)
• M18: 18,388,720 km (0.104 R)
• M19: 19,366,791 km (0.039 R)
• M20: 20,637,475 km (0.067 R)
• M21: 22,416,792 km (0.097 R)
• M22: 23,156,404 km (0.098 R)
• M23: 30,785,147 km (0.087 R)
• M24: 32,278,284 km (0.05 R)
• M25: 34,302,792 km (0.066 R)
• M26: 35,160,436 km (0.117 R)
• M27: 36,664,045 km (0.095 R)
• M28: 37,302,977 km (0.042 R)
• M29: 39,530,789 km (0.05 R)
• M30: 43,533,280 km (0.084 R)
• M31: 51,690,702 km (0.084 R)
• M32: 53,632,183 km (0.098 R)
• M33: 54,124,958 km (0.09 R)
• M34: 56,634,762 km (0.03 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.5

Radius: 3.2

Gravity: 87.65 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 14.29 AU - 15.63 AU

Year: 21459 Days

Day: 18.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 87,260,145 km

• M1: 43,234 km (0.069 R)
• M2: 274,063 km (0.12 R)
• M3: 383,868 km (0.056 R)
• M4: 499,208 km (0.09 R)
• M5: 758,760 km (0.062 R)
• M6: 918,830 km (0.09 R)
• M7: 1,073,514 km (0.088 R)
• M8: 2,613,176 km (0.091 R)
• M9: 2,871,082 km (0.091 R)
• M10: 4,109,154 km (0.067 R)
• M11: 5,253,578 km (0.091 R)
• M12: 5,621,888 km (0.084 R)
• M13: 10,682,784 km (0.11 R)
• M14: 11,139,805 km (0.112 R)
• M15: 11,541,775 km (0.114 R)
• M16: 13,926,963 km (0.064 R)
• M17: 16,707,838 km (0.074 R)
• M18: 19,163,338 km (0.052 R)
• M19: 20,229,222 km (0.085 R)
• M20: 22,797,070 km (0.076 R)
• M21: 24,437,560 km (0.047 R)
• M22: 25,689,545 km (0.092 R)
• M23: 28,942,401 km (0.098 R)
• M24: 29,067,764 km (0.103 R)
• M25: 38,327,423 km (0.101 R)
• M26: 39,241,466 km (0.092 R)
• M27: 41,271,360 km (0.117 R)
• M28: 43,042,898 km (0.063 R)
• M29: 48,659,999 km (0.07 R)
• M30: 48,837,571 km (0.115 R)
• M31: 51,183,715 km (0.048 R)
• M32: 51,551,277 km (0.107 R)
• M33: 52,477,736 km (0.091 R)
• M34: 54,363,717 km (0.086 R)
• M35: 55,710,546 km (0.12 R)
• M36: 58,070,901 km (0.107 R)
• M37: 65,766,515 km (0.1 R)
• M38: 67,735,971 km (0.118 R)
• M39: 69,070,683 km (0.056 R)
• M40: 76,007,387 km (0.083 R)
• M41: 78,907,192 km (0.106 R)
• M42: 83,140,213 km (0.052 R)
• M43: 85,699,534 km (0.083 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 16,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit