🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.46 AU - 0.64 AU

Year: 146 Days

Day: 44.7 Hours

Environment

Temp: 254 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.67 AU - 0.97 AU

Year: 266 Days

Day: 41.9 Hours

Environment

Temp: 124 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.69 AU - 0.95 AU

Year: 266 Days

Day: 36.4 Hours

Environment

Temp: 150 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,538,136 km

• M1: 296,802 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.24 AU - 1.78 AU

Year: 665 Days

Day: 33 Hours

Environment

Temp: -20 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,538,136 km

• M1: 851,511 km (0.044 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.44 AU - 2.56 AU

Year: 1416 Days

Day: 38.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.47 AU - 3.49 AU

Year: 2325 Days

Day: 29.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.17 AU - 4.75 AU

Year: 3373 Days

Day: 35.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.6

Radius: 14.2

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.33 AU - 8.13 AU

Year: 6253 Days

Day: 5 Hours

Environment

Temp: -157 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,538,136 km

• M1: 176,675 km (0.039 R)
• M2: 689,048 km (0.065 R)
• M3: 1,599,949 km (0.117 R)
• M4: 2,047,845 km (0.059 R)
• M5: 2,580,862 km (0.098 R)
• M6: 3,095,479 km (0.09 R)
• M7: 3,822,226 km (0.108 R)
• M8: 5,247,445 km (0.05 R)
• M9: 6,677,151 km (0.108 R)
• M10: 9,155,988 km (0.047 R)
• M11: 13,401,875 km (0.096 R)
• M12: 14,011,486 km (0.112 R)
• M13: 14,822,456 km (0.067 R)
• M14: 15,759,986 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.1

Radius: 4.2

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.12 AU - 13.22 AU

Year: 17118 Days

Day: 20.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,538,136 km

• M1: 52,210 km (0.085 R)
• M2: 198,068 km (0.087 R)
• M3: 366,515 km (0.061 R)
• M4: 942,317 km (0.07 R)
• M5: 1,780,364 km (0.047 R)
• M6: 2,447,122 km (0.113 R)
• M7: 4,815,705 km (0.092 R)
• M8: 4,950,044 km (0.091 R)
• M9: 5,368,020 km (0.114 R)
• M10: 5,839,403 km (0.059 R)
• M11: 6,023,109 km (0.096 R)
• M12: 7,068,799 km (0.109 R)
• M13: 12,720,457 km (0.111 R)
• M14: 15,160,996 km (0.12 R)
• M15: 17,450,891 km (0.073 R)
• M16: 18,943,279 km (0.077 R)
• M17: 20,589,005 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.2

Radius: 6.2

Gravity: 21.52 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 12.24 AU - 15 AU

Year: 18003 Days

Day: 20 Hours

Environment

Temp: -191 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,538,136 km

• M1: 83,176 km (0.091 R)
• M2: 570,566 km (0.113 R)
• M3: 1,159,832 km (0.051 R)
• M4: 1,751,492 km (0.105 R)
• M5: 3,340,371 km (0.064 R)
• M6: 4,450,836 km (0.098 R)
• M7: 5,052,967 km (0.1 R)
• M8: 5,393,003 km (0.074 R)
• M9: 6,637,508 km (0.062 R)
• M10: 7,374,427 km (0.103 R)
• M11: 9,064,135 km (0.069 R)
• M12: 11,827,956 km (0.111 R)
• M13: 12,292,607 km (0.049 R)
• M14: 16,052,899 km (0.089 R)
• M15: 19,307,550 km (0.082 R)
• M16: 19,766,217 km (0.112 R)
• M17: 20,800,537 km (0.11 R)
• M18: 27,429,218 km (0.059 R)
• M19: 35,887,332 km (0.091 R)
• M20: 40,927,434 km (0.102 R)
• M21: 42,913,645 km (0.067 R)
• M22: 49,256,146 km (0.083 R)
• M23: 50,111,846 km (0.119 R)
• M24: 52,916,956 km (0.101 R)
• M25: 62,554,050 km (0.074 R)
• M26: 63,154,686 km (0.107 R)
• M27: 68,523,155 km (0.058 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 18,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit