🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.42 AU - 0.66 AU

Year: 152 Days

Day: 35.2 Hours

Environment

Temp: 175 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.22 AU - 1.38 AU

Year: 568 Days

Day: 27.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.13 AU - 1.65 AU

Year: 627 Days

Day: 35.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.45 AU - 1.73 AU

Year: 768 Days

Day: 17.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.87 AU - 2.29 AU

Year: 1149 Days

Day: 31.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.24 AU - 3.24 AU

Year: 1737 Days

Day: 33.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.83 AU - 2.89 AU

Year: 1852 Days

Day: 15.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.67 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.2

Radius: 8.7

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.71 AU - 11.23 AU

Year: 12971 Days

Day: 9 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,869,551 km

• M1: 108,159 km (0.095 R)
• M2: 607,068 km (0.093 R)
• M3: 1,632,113 km (0.066 R)
• M4: 2,714,902 km (0.052 R)
• M5: 3,060,623 km (0.077 R)
• M6: 3,620,717 km (0.057 R)
• M7: 4,187,843 km (0.05 R)
• M8: 4,878,686 km (0.116 R)
• M9: 5,251,484 km (0.075 R)
• M10: 5,534,523 km (0.088 R)
• M11: 6,445,574 km (0.092 R)
• M12: 8,181,358 km (0.105 R)
• M13: 13,380,482 km (0.102 R)
• M14: 16,545,375 km (0.118 R)
• M15: 17,388,808 km (0.1 R)
• M16: 18,503,312 km (0.076 R)
• M17: 22,408,415 km (0.079 R)
• M18: 28,860,421 km (0.103 R)
• M19: 30,307,033 km (0.118 R)
• M20: 32,153,070 km (0.084 R)
• M21: 34,072,860 km (0.085 R)
• M22: 38,007,733 km (0.071 R)
• M23: 42,094,298 km (0.057 R)
• M24: 46,164,108 km (0.057 R)
• M25: 47,985,911 km (0.079 R)
• M26: 51,449,400 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.1

Radius: 3.6

Gravity: 55.79 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 15.21 AU - 17.93 AU

Year: 25826 Days

Day: 17.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 118.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,869,551 km

• M1: 48,320 km (0.118 R)
• M2: 228,436 km (0.08 R)
• M3: 589,266 km (0.094 R)
• M4: 895,194 km (0.057 R)
• M5: 1,147,565 km (0.106 R)
• M6: 1,428,510 km (0.1 R)
• M7: 1,567,337 km (0.083 R)
• M8: 2,860,461 km (0.117 R)
• M9: 4,583,679 km (0.097 R)
• M10: 5,575,961 km (0.071 R)
• M11: 8,027,871 km (0.043 R)
• M12: 8,637,482 km (0.108 R)
• M13: 8,982,604 km (0.088 R)
• M14: 9,578,303 km (0.09 R)
• M15: 13,408,158 km (0.106 R)
• M16: 16,606,411 km (0.084 R)
• M17: 23,114,816 km (0.071 R)
• M18: 23,334,874 km (0.083 R)
• M19: 28,917,418 km (0.088 R)
• M20: 30,079,045 km (0.087 R)
• M21: 32,220,389 km (0.066 R)
• M22: 32,771,209 km (0.077 R)
• M23: 34,892,656 km (0.097 R)
• M24: 36,505,172 km (0.028 R)
• M25: 36,654,171 km (0.117 R)
• M26: 39,563,251 km (0.083 R)
• M27: 44,125,089 km (0.085 R)
• M28: 45,317,982 km (0.073 R)
• M29: 68,332,717 km (0.088 R)
• M30: 79,021,934 km (0.113 R)
• M31: 90,499,082 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 13,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit