🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.66 AU - 0.9 AU

Year: 243 Days

Day: 23.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.06 AU - 1.66 AU

Year: 560 Days

Day: 22.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.6 AU - 4.3 AU

Year: 2263 Days

Day: 21.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.38 AU - 6.38 AU

Year: 4406 Days

Day: 18.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,427,396 km

• M1: 1,300,305 km (0.044 R)

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.4

Radius: 13.6

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.05 AU - 7.91 AU

Year: 6512 Days

Day: 12.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 116,427,396 km

• M1: 178,620 km (0.091 R)
• M2: 605,722 km (0.086 R)
• M3: 1,224,309 km (0.093 R)
• M4: 1,799,812 km (0.1 R)
• M5: 2,897,711 km (0.093 R)
• M6: 4,082,675 km (0.058 R)
• M7: 4,648,155 km (0.069 R)
• M8: 5,646,572 km (0.074 R)
• M9: 6,636,910 km (0.095 R)
• M10: 7,082,562 km (0.051 R)
• M11: 7,516,395 km (0.026 R)
• M12: 8,067,215 km (0.075 R)
• M13: 8,644,962 km (0.078 R)
• M14: 9,177,381 km (0.053 R)
• M15: 9,731,790 km (0.11 R)
• M16: 10,948,769 km (0.111 R)
• M17: 14,310,233 km (0.102 R)
• M18: 14,905,633 km (0.108 R)
• M19: 15,987,225 km (0.116 R)
• M20: 16,682,706 km (0.078 R)
• M21: 17,735,276 km (0.108 R)
• M22: 18,831,530 km (0.116 R)
• M23: 21,802,543 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.1

Radius: 6.5

Gravity: 22.65 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 11.75 AU - 14.83 AU

Year: 17107 Days

Day: 19.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 116,427,396 km

• M1: 80,783 km (0.115 R)
• M2: 290,968 km (0.11 R)
• M3: 684,261 km (0.059 R)
• M4: 1,152,652 km (0.06 R)
• M5: 1,554,771 km (0.099 R)
• M6: 2,169,020 km (0.072 R)
• M7: 2,613,475 km (0.054 R)
• M8: 3,090,243 km (0.119 R)
• M9: 3,448,829 km (0.106 R)
• M10: 3,927,991 km (0.088 R)
• M11: 6,427,024 km (0.058 R)
• M12: 7,485,279 km (0.108 R)
• M13: 12,204,793 km (0.093 R)
• M14: 12,407,647 km (0.104 R)
• M15: 13,817,907 km (0.037 R)
• M16: 15,097,866 km (0.098 R)
• M17: 18,954,499 km (0.109 R)
• M18: 20,341,720 km (0.098 R)
• M19: 21,696,329 km (0.093 R)
• M20: 24,691,727 km (0.115 R)
• M21: 35,037,317 km (0.095 R)
• M22: 40,024,013 km (0.05 R)
• M23: 44,338,565 km (0.089 R)
• M24: 44,818,475 km (0.04 R)
• M25: 46,443,257 km (0.111 R)
• M26: 46,772,821 km (0.084 R)
• M27: 48,444,129 km (0.078 R)
• M28: 51,728,849 km (0.099 R)
• M29: 52,617,311 km (0.12 R)
• M30: 55,899,788 km (0.117 R)
• M31: 59,123,023 km (0.053 R)
• M32: 59,899,137 km (0.079 R)
• M33: 61,273,343 km (0.102 R)
• M34: 64,698,386 km (0.111 R)
• M35: 70,831,600 km (0.08 R)
• M36: 73,255,983 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.2

Radius: 3.5

Gravity: 27.28 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 13.8 AU - 15.92 AU

Year: 20227 Days

Day: 21.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 116,427,396 km

• M1: 45,627 km (0.103 R)
• M2: 198,666 km (0.08 R)
• M3: 319,391 km (0.118 R)
• M4: 866,920 km (0.12 R)
• M5: 1,091,316 km (0.087 R)
• M6: 1,284,148 km (0.095 R)
• M7: 1,469,201 km (0.076 R)
• M8: 2,113,818 km (0.08 R)
• M9: 2,787,457 km (0.12 R)
• M10: 4,139,523 km (0.047 R)
• M11: 5,575,812 km (0.085 R)
• M12: 7,810,505 km (0.091 R)
• M13: 8,137,975 km (0.102 R)
• M14: 9,859,996 km (0.095 R)
• M15: 11,568,553 km (0.075 R)
• M16: 11,749,566 km (0.114 R)
• M17: 12,940,216 km (0.101 R)
• M18: 13,799,805 km (0.092 R)
• M19: 15,631,631 km (0.051 R)
• M20: 18,756,431 km (0.064 R)
• M21: 20,028,163 km (0.108 R)
• M22: 21,175,728 km (0.112 R)
• M23: 35,406,824 km (0.094 R)
• M24: 39,893,713 km (0.116 R)
• M25: 41,141,958 km (0.095 R)
• M26: 44,008,253 km (0.039 R)
• M27: 48,084,944 km (0.047 R)
• M28: 49,339,472 km (0.07 R)
• M29: 55,940,777 km (0.091 R)
• M30: 56,979,136 km (0.108 R)
• M31: 57,153,418 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971

Radius: 7

Gravity: 19.82 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 19.17 AU - 21.01 AU

Year: 31796 Days

Day: 16.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 116,427,396 km

• M1: 87,066 km (0.087 R)
• M2: 319,840 km (0.071 R)
• M3: 823,686 km (0.111 R)
• M4: 1,993,541 km (0.111 R)
• M5: 2,480,333 km (0.068 R)
• M6: 7,532,851 km (0.102 R)
• M7: 8,164,154 km (0.072 R)
• M8: 9,466,553 km (0.114 R)
• M9: 15,701,942 km (0.114 R)
• M10: 18,304,945 km (0.051 R)
• M11: 21,632,450 km (0.092 R)
• M12: 23,022,065 km (0.102 R)
• M13: 24,102,611 km (0.077 R)
• M14: 24,966,089 km (0.103 R)
• M15: 26,364,381 km (0.114 R)
• M16: 40,162,989 km (0.106 R)
• M17: 46,093,498 km (0.046 R)
• M18: 58,985,692 km (0.088 R)
• M19: 59,207,696 km (0.026 R)
• M20: 64,939,987 km (0.099 R)
• M21: 78,293,542 km (0.119 R)
• M22: 81,276,822 km (0.052 R)
• M23: 84,053,808 km (0.067 R)
• M24: 86,606,695 km (0.101 R)
• M25: 90,090,381 km (0.094 R)
• M26: 96,717,417 km (0.078 R)
• M27: 98,267,700 km (0.06 R)
• M28: 99,519,684 km (0.08 R)
• M29: 103,985,480 km (0.096 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 15,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit