🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.58 AU - 0.78 AU

Year: 214 Days

Day: 40.4 Hours

Environment

Temp: 182 °C

Axial Tilt: 80.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,529,787 km

• M1: 422,315 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.73 AU - 1.17 AU

Year: 353 Days

Day: 14.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.33 AU - 1.75 AU

Year: 728 Days

Day: 18.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,529,787 km

• M1: 197,170 km (0.106 R)
• M2: 768,634 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.38 AU - 4.56 AU

Year: 3012 Days

Day: 17.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.7

Radius: 5.7

Gravity: 19.97 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 11.82 AU - 12.88 AU

Year: 16527 Days

Day: 18.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,529,787 km

• M1: 72,106 km (0.106 R)
• M2: 340,036 km (0.09 R)
• M3: 536,159 km (0.102 R)
• M4: 799,750 km (0.11 R)
• M5: 1,025,643 km (0.11 R)
• M6: 1,212,790 km (0.098 R)
• M7: 2,411,518 km (0.069 R)
• M8: 3,163,097 km (0.036 R)
• M9: 3,939,810 km (0.118 R)
• M10: 6,262,167 km (0.102 R)
• M11: 6,808,199 km (0.057 R)
• M12: 7,339,870 km (0.097 R)
• M13: 8,485,640 km (0.051 R)
• M14: 9,690,950 km (0.025 R)
• M15: 10,306,097 km (0.108 R)
• M16: 10,946,824 km (0.104 R)
• M17: 11,925,643 km (0.044 R)
• M18: 13,162,219 km (0.118 R)
• M19: 15,887,743 km (0.117 R)
• M20: 16,662,959 km (0.066 R)
• M21: 17,139,877 km (0.047 R)
• M22: 17,463,008 km (0.086 R)
• M23: 19,400,001 km (0.079 R)
• M24: 19,927,932 km (0.076 R)
• M25: 21,945,858 km (0.092 R)
• M26: 22,231,141 km (0.082 R)
• M27: 27,030,540 km (0.077 R)
• M28: 28,133,824 km (0.101 R)
• M29: 29,728,388 km (0.09 R)
• M30: 33,597,438 km (0.089 R)
• M31: 33,849,809 km (0.108 R)
• M32: 38,474,029 km (0.073 R)
• M33: 42,758,512 km (0.104 R)
• M34: 54,142,162 km (0.105 R)
• M35: 60,803,905 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.5

Radius: 3.5

Gravity: 55.47 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 11.88 AU - 16.08 AU

Year: 19905 Days

Day: 21.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,529,787 km

• M1: 56,099 km (0.088 R)
• M2: 389,403 km (0.106 R)
• M3: 522,246 km (0.028 R)
• M4: 639,232 km (0.082 R)
• M5: 774,019 km (0.109 R)
• M6: 1,564,943 km (0.117 R)
• M7: 3,121,060 km (0.102 R)
• M8: 3,454,514 km (0.056 R)
• M9: 4,062,181 km (0.098 R)
• M10: 4,702,759 km (0.083 R)
• M11: 11,108,539 km (0.054 R)
• M12: 11,362,407 km (0.105 R)
• M13: 11,555,388 km (0.12 R)
• M14: 14,566,195 km (0.07 R)
• M15: 18,947,019 km (0.106 R)
• M16: 22,578,208 km (0.058 R)
• M17: 23,501,377 km (0.108 R)
• M18: 24,771,014 km (0.079 R)
• M19: 28,143,698 km (0.106 R)
• M20: 28,852,941 km (0.06 R)
• M21: 31,429,615 km (0.102 R)
• M22: 33,361,223 km (0.116 R)
• M23: 34,557,407 km (0.119 R)
• M24: 35,919,646 km (0.055 R)
• M25: 36,196,252 km (0.091 R)
• M26: 37,034,898 km (0.112 R)
• M27: 38,029,424 km (0.099 R)
• M28: 38,316,802 km (0.116 R)
• M29: 40,220,435 km (0.098 R)
• M30: 42,648,558 km (0.059 R)
• M31: 47,627,773 km (0.078 R)
• M32: 48,297,224 km (0.063 R)
• M33: 55,893,953 km (0.069 R)
• M34: 56,451,804 km (0.055 R)
• M35: 59,877,296 km (0.091 R)
• M36: 64,452,447 km (0.089 R)
• M37: 67,769,032 km (0.108 R)
• M38: 69,683,735 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.5

Radius: 7.4

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 12.55 AU - 17.41 AU

Year: 22078 Days

Day: 22.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 145.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,529,787 km

• M1: 92,152 km (0.093 R)
• M2: 436,377 km (0.114 R)
• M3: 706,850 km (0.11 R)
• M4: 1,624,334 km (0.103 R)
• M5: 2,074,922 km (0.1 R)
• M6: 2,584,752 km (0.096 R)
• M7: 3,607,852 km (0.095 R)
• M8: 5,144,372 km (0.116 R)
• M9: 6,038,368 km (0.093 R)
• M10: 6,345,194 km (0.115 R)
• M11: 6,582,157 km (0.059 R)
• M12: 7,414,968 km (0.068 R)
• M13: 8,084,419 km (0.061 R)
• M14: 8,744,893 km (0.112 R)
• M15: 10,607,985 km (0.09 R)
• M16: 12,596,889 km (0.088 R)
• M17: 13,354,602 km (0.049 R)
• M18: 15,030,098 km (0.065 R)
• M19: 15,310,594 km (0.046 R)
• M20: 18,311,378 km (0.11 R)
• M21: 19,865,251 km (0.115 R)
• M22: 21,504,993 km (0.044 R)
• M23: 21,951,094 km (0.108 R)
• M24: 23,420,145 km (0.087 R)
• M25: 24,467,330 km (0.115 R)
• M26: 25,347,115 km (0.096 R)
• M27: 27,377,458 km (0.038 R)
• M28: 31,414,954 km (0.091 R)
• M29: 38,514,869 km (0.104 R)
• M30: 38,777,264 km (0.12 R)
• M31: 40,106,441 km (0.11 R)
• M32: 42,296,105 km (0.117 R)
• M33: 46,762,948 km (0.095 R)
• M34: 52,977,992 km (0.06 R)
• M35: 53,791,654 km (0.085 R)
• M36: 54,283,831 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.3

Radius: 5.4

Gravity: 19.8 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 13.36 AU - 20.8 AU

Year: 26880 Days

Day: 15.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,529,787 km

• M1: 200,162 km (0.084 R)
• M2: 425,456 km (0.08 R)
• M3: 854,204 km (0.099 R)
• M4: 1,117,496 km (0.116 R)
• M5: 1,483,562 km (0.085 R)
• M6: 2,049,491 km (0.11 R)
• M7: 2,405,085 km (0.116 R)
• M8: 2,622,600 km (0.07 R)
• M9: 3,326,009 km (0.08 R)
• M10: 3,596,632 km (0.098 R)
• M11: 3,881,766 km (0.071 R)
• M12: 5,581,197 km (0.11 R)
• M13: 6,273,387 km (0.072 R)
• M14: 6,640,051 km (0.04 R)
• M15: 6,828,844 km (0.048 R)
• M16: 8,251,669 km (0.047 R)
• M17: 8,860,981 km (0.074 R)
• M18: 9,032,420 km (0.079 R)
• M19: 10,294,129 km (0.101 R)
• M20: 11,398,311 km (0.116 R)
• M21: 11,806,264 km (0.068 R)
• M22: 16,179,459 km (0.086 R)
• M23: 18,397,995 km (0.054 R)
• M24: 21,317,996 km (0.108 R)
• M25: 22,041,301 km (0.056 R)
• M26: 23,536,532 km (0.113 R)
• M27: 27,933,812 km (0.088 R)
• M28: 28,674,621 km (0.093 R)
• M29: 32,036,982 km (0.105 R)
• M30: 35,222,519 km (0.055 R)
• M31: 39,531,836 km (0.074 R)
• M32: 55,118,139 km (0.116 R)
• M33: 64,253,482 km (0.11 R)
• M34: 66,193,916 km (0.082 R)
• M35: 69,739,685 km (0.118 R)
• M36: 72,480,617 km (0.04 R)
• M37: 73,409,919 km (0.116 R)
• M38: 76,006,639 km (0.053 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 16,022 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit