🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.43 AU - 0.59 AU

Year: 104 Days

Day: 17.7 Hours

Environment

Temp: 448 °C

Axial Tilt: 150.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.69 AU - 0.69 AU

Year: 164 Days

Day: 12.3 Hours

Environment

Temp: 310 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.83 AU - 1.03 AU

Year: 257 Days

Day: 35.4 Hours

Environment

Temp: 311 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.2 AU - 2.7 AU

Year: 1097 Days

Day: 18.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.99 AU - 3.19 AU

Year: 1554 Days

Day: 38.6 Hours

Environment

Temp: -13 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.16 AU - 9.28 AU

Year: 6137 Days

Day: 36.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 20.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.9

Radius: 3

Gravity: 107.99 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 20.14 AU - 21.6 AU

Year: 27276 Days

Day: 21.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 110,457,961 km

• M1: 46,824 km (0.109 R)
• M2: 242,648 km (0.034 R)
• M3: 421,268 km (0.112 R)
• M4: 535,710 km (0.081 R)
• M5: 702,811 km (0.08 R)
• M6: 828,772 km (0.113 R)
• M7: 1,081,892 km (0.116 R)
• M8: 1,187,358 km (0.101 R)
• M9: 1,349,822 km (0.092 R)
• M10: 1,800,710 km (0.064 R)
• M11: 2,522,071 km (0.069 R)
• M12: 3,883,710 km (0.025 R)
• M13: 5,361,438 km (0.096 R)
• M14: 6,515,137 km (0.118 R)
• M15: 7,176,060 km (0.054 R)
• M16: 7,388,040 km (0.109 R)
• M17: 7,604,359 km (0.076 R)
• M18: 9,873,160 km (0.104 R)
• M19: 11,661,603 km (0.071 R)
• M20: 11,954,665 km (0.114 R)
• M21: 14,646,679 km (0.112 R)
• M22: 16,405,052 km (0.105 R)
• M23: 18,201,124 km (0.066 R)
• M24: 18,595,315 km (0.103 R)
• M25: 18,794,579 km (0.109 R)
• M26: 20,124,055 km (0.088 R)
• M27: 36,868,096 km (0.072 R)
• M28: 37,498,501 km (0.091 R)
• M29: 39,761,768 km (0.114 R)
• M30: 42,803,242 km (0.101 R)
• M31: 44,026,653 km (0.107 R)
• M32: 48,398,202 km (0.093 R)
• M33: 53,250,409 km (0.059 R)
• M34: 57,568,402 km (0.064 R)
• M35: 59,058,098 km (0.095 R)
• M36: 60,573,225 km (0.112 R)
• M37: 63,230,532 km (0.054 R)
• M38: 71,179,415 km (0.114 R)
• M39: 76,917,989 km (0.057 R)
• M40: 82,152,269 km (0.087 R)
• M41: 84,583,085 km (0.115 R)
• M42: 95,671,728 km (0.097 R)
• M43: 98,060,058 km (0.108 R)
• M44: 103,890,784 km (0.027 R)

Asteroid Belt

Center: 21.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 22.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.5

Radius: 7.4

Gravity: 15.75 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 19.09 AU - 26.41 AU

Year: 31043 Days

Day: 24 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 110,457,961 km

• M1: 92,302 km (0.108 R)
• M2: 486,193 km (0.074 R)
• M3: 755,469 km (0.076 R)
• M4: 1,853,218 km (0.092 R)
• M5: 2,355,867 km (0.056 R)
• M6: 2,804,062 km (0.045 R)
• M7: 3,564,768 km (0.104 R)
• M8: 5,269,585 km (0.057 R)
• M9: 5,942,177 km (0.071 R)
• M10: 6,470,856 km (0.101 R)
• M11: 7,901,161 km (0.111 R)
• M12: 8,903,317 km (0.092 R)
• M13: 9,659,983 km (0.092 R)
• M14: 12,647,453 km (0.112 R)
• M15: 16,383,959 km (0.046 R)
• M16: 17,711,939 km (0.116 R)
• M17: 19,110,380 km (0.099 R)
• M18: 25,691,490 km (0.095 R)
• M19: 31,018,371 km (0.079 R)
• M20: 35,156,547 km (0.108 R)
• M21: 35,620,599 km (0.076 R)
• M22: 40,319,618 km (0.027 R)
• M23: 41,512,661 km (0.049 R)
• M24: 43,969,208 km (0.063 R)
• M25: 46,893,397 km (0.107 R)
• M26: 47,644,229 km (0.115 R)
• M27: 48,594,026 km (0.081 R)
• M28: 50,727,740 km (0.094 R)
• M29: 59,231,482 km (0.081 R)
• M30: 59,669,056 km (0.117 R)
• M31: 71,815,804 km (0.092 R)
• M32: 74,580,522 km (0.068 R)
• M33: 92,673,039 km (0.094 R)
• M34: 100,535,304 km (0.05 R)
• M35: 101,157,931 km (0.061 R)
• M36: 101,470,141 km (0.054 R)
• M37: 110,145,920 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 23.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.6

Radius: 4.5

Gravity: 41.46 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 21.71 AU - 24.33 AU

Year: 31598 Days

Day: 19.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 110,457,961 km

• M1: 57,745 km (0.093 R)
• M2: 251,474 km (0.042 R)
• M3: 570,117 km (0.094 R)
• M4: 721,511 km (0.094 R)
• M5: 939,175 km (0.039 R)
• M6: 1,093,112 km (0.082 R)
• M7: 1,640,041 km (0.075 R)
• M8: 3,036,837 km (0.1 R)
• M9: 3,313,294 km (0.118 R)
• M10: 4,789,376 km (0.041 R)
• M11: 4,953,634 km (0.091 R)
• M12: 7,121,756 km (0.112 R)
• M13: 8,772,569 km (0.074 R)
• M14: 10,183,576 km (0.093 R)
• M15: 11,300,174 km (0.066 R)
• M16: 11,813,445 km (0.068 R)
• M17: 13,609,367 km (0.059 R)
• M18: 14,700,833 km (0.027 R)
• M19: 16,214,764 km (0.084 R)
• M20: 18,224,461 km (0.093 R)
• M21: 18,524,405 km (0.119 R)
• M22: 23,783,817 km (0.03 R)
• M23: 26,880,344 km (0.111 R)
• M24: 29,406,154 km (0.049 R)
• M25: 33,708,888 km (0.109 R)
• M26: 36,481,984 km (0.101 R)
• M27: 40,920,852 km (0.102 R)
• M28: 42,476,819 km (0.107 R)
• M29: 43,892,763 km (0.07 R)
• M30: 47,380,937 km (0.116 R)
• M31: 55,110,958 km (0.039 R)
• M32: 57,433,914 km (0.082 R)
• M33: 58,728,085 km (0.062 R)
• M34: 70,277,789 km (0.026 R)
• M35: 72,255,772 km (0.106 R)
• M36: 75,291,860 km (0.079 R)
• M37: 84,353,602 km (0.117 R)
• M38: 90,298,621 km (0.056 R)
• M39: 103,330,540 km (0.116 R)
• M40: 103,647,688 km (0.044 R)
• M41: 104,602,870 km (0.088 R)

Kuiper Belt

Range: 38.3 - 62.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 19,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit