🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.48 AU - 0.54 AU

Year: 137 Days

Day: 46.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.51 AU - 0.55 AU

Year: 145 Days

Day: 35.3 Hours

Environment

Temp: 233 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,978,687 km

• M1: 296,054 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.11 AU - 1.41 AU

Year: 533 Days

Day: 45.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.98 AU - 2 AU

Year: 1058 Days

Day: 35 Hours

Environment

Temp: -67 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.73 AU - 3.41 AU

Year: 2026 Days

Day: 24.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.6 AU - 3.76 AU

Year: 2136 Days

Day: 31.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.9

Radius: 3.6

Gravity: 55.24 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 11.4 AU - 13.52 AU

Year: 16569 Days

Day: 15 Hours

Environment

Temp: -185 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 81,978,687 km

• M1: 45,927 km (0.059 R)
• M2: 308,172 km (0.092 R)
• M3: 455,077 km (0.107 R)
• M4: 666,159 km (0.057 R)
• M5: 1,297,163 km (0.067 R)
• M6: 1,507,199 km (0.082 R)
• M7: 2,192,656 km (0.056 R)
• M8: 2,513,244 km (0.102 R)
• M9: 3,013,500 km (0.114 R)
• M10: 3,300,578 km (0.098 R)
• M11: 3,577,184 km (0.099 R)
• M12: 5,051,770 km (0.092 R)
• M13: 6,165,078 km (0.097 R)
• M14: 6,498,831 km (0.06 R)
• M15: 7,955,166 km (0.093 R)
• M16: 8,502,245 km (0.099 R)
• M17: 9,450,845 km (0.03 R)
• M18: 10,007,350 km (0.099 R)
• M19: 10,351,425 km (0.059 R)
• M20: 12,256,404 km (0.073 R)
• M21: 12,452,377 km (0.1 R)
• M22: 12,783,437 km (0.1 R)
• M23: 13,532,623 km (0.077 R)
• M24: 13,953,293 km (0.105 R)
• M25: 14,600,752 km (0.056 R)
• M26: 15,955,062 km (0.106 R)
• M27: 17,971,940 km (0.086 R)
• M28: 18,224,761 km (0.083 R)
• M29: 18,824,050 km (0.097 R)
• M30: 19,971,765 km (0.061 R)
• M31: 20,243,135 km (0.096 R)
• M32: 22,211,544 km (0.107 R)
• M33: 23,895,717 km (0.046 R)
• M34: 26,633,059 km (0.096 R)
• M35: 28,760,639 km (0.051 R)
• M36: 32,222,035 km (0.103 R)
• M37: 33,097,332 km (0.114 R)
• M38: 33,988,337 km (0.093 R)
• M39: 39,814,875 km (0.107 R)
• M40: 49,171,175 km (0.107 R)
• M41: 52,017,573 km (0.059 R)
• M42: 55,861,640 km (0.12 R)
• M43: 58,773,114 km (0.091 R)
• M44: 64,896,603 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.9

Radius: 6.3

Gravity: 16.27 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 14.22 AU - 16.82 AU

Year: 23034 Days

Day: 19.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,978,687 km

• M1: 78,389 km (0.084 R)
• M2: 349,311 km (0.112 R)
• M3: 1,127,669 km (0.094 R)
• M4: 1,452,446 km (0.097 R)
• M5: 2,379,354 km (0.056 R)
• M6: 3,021,578 km (0.098 R)
• M7: 3,412,327 km (0.102 R)
• M8: 3,711,673 km (0.039 R)
• M9: 6,102,995 km (0.106 R)
• M10: 6,365,539 km (0.098 R)
• M11: 6,589,936 km (0.079 R)
• M12: 7,491,861 km (0.111 R)
• M13: 9,249,636 km (0.063 R)
• M14: 11,929,533 km (0.031 R)
• M15: 19,692,166 km (0.046 R)
• M16: 22,778,520 km (0.037 R)
• M17: 25,154,732 km (0.103 R)
• M18: 30,393,500 km (0.105 R)
• M19: 31,418,096 km (0.096 R)
• M20: 39,696,543 km (0.076 R)
• M21: 43,281,955 km (0.115 R)
• M22: 44,414,561 km (0.064 R)
• M23: 45,732,967 km (0.078 R)
• M24: 46,570,116 km (0.029 R)
• M25: 47,077,403 km (0.045 R)
• M26: 50,198,014 km (0.108 R)
• M27: 50,553,160 km (0.049 R)
• M28: 50,909,801 km (0.112 R)
• M29: 53,824,267 km (0.085 R)
• M30: 54,382,716 km (0.106 R)
• M31: 62,818,988 km (0.067 R)
• M32: 65,531,347 km (0.098 R)
• M33: 67,238,708 km (0.091 R)
• M34: 67,454,278 km (0.041 R)
• M35: 69,414,459 km (0.114 R)
• M36: 70,519,688 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 19,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit