🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.68 AU - 0.7 AU

Year: 204 Days

Day: 23.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.54 AU - 0.88 AU

Year: 213 Days

Day: 47.3 Hours

Environment

Temp: 197 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,655,981 km

• M1: 125,812 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.65 AU - 0.79 AU

Year: 218 Days

Day: 47.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.12 AU - 2.66 AU

Year: 1317 Days

Day: 46.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.7

Radius: 9.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.31 AU - 6.51 AU

Year: 5121 Days

Day: 14.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,655,981 km

• M1: 121,922 km (0.112 R)
• M2: 452,534 km (0.045 R)
• M3: 895,493 km (0.088 R)
• M4: 1,831,826 km (0.115 R)
• M5: 2,295,879 km (0.097 R)
• M6: 2,801,968 km (0.12 R)
• M7: 3,926,944 km (0.085 R)
• M8: 4,244,391 km (0.071 R)
• M9: 4,854,601 km (0.062 R)
• M10: 5,606,180 km (0.039 R)
• M11: 6,159,094 km (0.09 R)
• M12: 7,373,829 km (0.074 R)
• M13: 12,790,768 km (0.114 R)
• M14: 14,539,417 km (0.104 R)
• M15: 14,918,348 km (0.095 R)
• M16: 20,734,863 km (0.041 R)
• M17: 21,843,832 km (0.096 R)
• M18: 22,773,733 km (0.087 R)
• M19: 24,559,183 km (0.114 R)
• M20: 24,942,752 km (0.09 R)
• M21: 25,879,235 km (0.102 R)
• M22: 26,596,856 km (0.05 R)
• M23: 27,164,131 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.8

Radius: 10.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.28 AU - 7.02 AU

Year: 5436 Days

Day: 8.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 98,655,981 km

• M1: 131,796 km (0.117 R)
• M2: 484,099 km (0.032 R)
• M3: 1,082,939 km (0.084 R)
• M4: 1,722,619 km (0.077 R)
• M5: 2,109,928 km (0.049 R)
• M6: 2,918,505 km (0.084 R)
• M7: 5,699,080 km (0.055 R)
• M8: 6,542,064 km (0.101 R)
• M9: 6,993,850 km (0.075 R)
• M10: 9,788,338 km (0.088 R)
• M11: 14,921,490 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.5

Radius: 12.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.41 AU - 7.97 AU

Year: 7601 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,655,981 km

• M1: 153,039 km (0.097 R)
• M2: 572,661 km (0.033 R)
• M3: 1,144,573 km (0.093 R)
• M4: 1,634,806 km (0.075 R)
• M5: 2,342,403 km (0.085 R)
• M6: 2,921,347 km (0.094 R)
• M7: 4,392,493 km (0.104 R)
• M8: 4,795,210 km (0.083 R)
• M9: 7,194,461 km (0.046 R)
• M10: 7,828,905 km (0.078 R)
• M11: 8,385,858 km (0.032 R)
• M12: 10,173,403 km (0.12 R)
• M13: 11,482,833 km (0.094 R)
• M14: 17,668,705 km (0.071 R)
• M15: 18,693,900 km (0.032 R)
• M16: 19,893,974 km (0.117 R)
• M17: 20,722,147 km (0.054 R)
• M18: 23,726,073 km (0.114 R)
• M19: 28,282,375 km (0.046 R)
• M20: 29,952,037 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.7

Radius: 4.4

Gravity: 41.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.09 AU - 21.05 AU

Year: 27380 Days

Day: 24.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 98,655,981 km

• M1: 54,753 km (0.097 R)
• M2: 349,161 km (0.072 R)
• M3: 522,246 km (0.103 R)
• M4: 689,197 km (0.086 R)
• M5: 929,302 km (0.063 R)
• M6: 2,196,097 km (0.11 R)
• M7: 2,992,107 km (0.044 R)
• M8: 3,316,136 km (0.066 R)
• M9: 3,470,820 km (0.106 R)
• M10: 3,895,977 km (0.114 R)
• M11: 4,466,095 km (0.102 R)
• M12: 4,928,651 km (0.054 R)
• M13: 5,465,109 km (0.112 R)
• M14: 7,000,732 km (0.111 R)
• M15: 8,115,086 km (0.112 R)
• M16: 9,904,725 km (0.095 R)
• M17: 11,869,394 km (0.111 R)
• M18: 15,580,917 km (0.072 R)
• M19: 21,673,590 km (0.04 R)
• M20: 23,440,640 km (0.12 R)
• M21: 29,313,703 km (0.096 R)
• M22: 29,710,287 km (0.116 R)
• M23: 33,012,660 km (0.085 R)
• M24: 33,155,376 km (0.117 R)
• M25: 34,899,687 km (0.109 R)
• M26: 41,320,278 km (0.072 R)
• M27: 45,245,128 km (0.107 R)
• M28: 51,491,138 km (0.078 R)
• M29: 57,872,086 km (0.106 R)
• M30: 59,124,519 km (0.056 R)
• M31: 64,983,969 km (0.083 R)
• M32: 66,791,560 km (0.053 R)
• M33: 67,019,846 km (0.09 R)
• M34: 73,625,340 km (0.092 R)
• M35: 80,135,391 km (0.088 R)
• M36: 80,651,354 km (0.065 R)
• M37: 81,429,711 km (0.09 R)
• M38: 83,265,128 km (0.074 R)
• M39: 94,285,105 km (0.048 R)
• M40: 96,308,416 km (0.111 R)
• M41: 97,184,312 km (0.114 R)
• M42: 98,360,450 km (0.089 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 18,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit