🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.83 AU - 0.99 AU

Year: 273 Days

Day: 15.3 Hours

Environment

Temp: 254 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.38 AU - 1.94 AU

Year: 672 Days

Day: 14.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.33 AU - 2.15 AU

Year: 722 Days

Day: 38.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,136,220 km

• M1: 248,183 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.45 AU - 2.19 AU

Year: 772 Days

Day: 37.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,136,220 km

• M1: 68,067 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.17 AU - 7.23 AU

Year: 4853 Days

Day: 16.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,136,220 km

• M1: 42,785 km (0.097 R)

Asteroid Belt

Center: 10.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.6

Radius: 8

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 12.99 AU - 18.15 AU

Year: 19313 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,136,220 km

• M1: 102,325 km (0.067 R)
• M2: 553,811 km (0.082 R)
• M3: 1,507,049 km (0.1 R)
• M4: 2,110,976 km (0.066 R)
• M5: 3,733,664 km (0.064 R)
• M6: 3,998,003 km (0.045 R)
• M7: 5,147,812 km (0.103 R)
• M8: 5,626,526 km (0.085 R)
• M9: 6,975,599 km (0.071 R)
• M10: 8,328,562 km (0.068 R)
• M11: 8,781,844 km (0.079 R)
• M12: 14,548,393 km (0.081 R)
• M13: 19,840,717 km (0.059 R)
• M14: 22,525,101 km (0.08 R)
• M15: 25,652,444 km (0.106 R)
• M16: 28,943,448 km (0.108 R)
• M17: 29,402,414 km (0.1 R)
• M18: 38,380,381 km (0.104 R)
• M19: 40,343,105 km (0.066 R)
• M20: 41,349,151 km (0.118 R)
• M21: 41,639,520 km (0.088 R)
• M22: 48,219,433 km (0.074 R)
• M23: 50,502,745 km (0.051 R)
• M24: 53,888,145 km (0.067 R)
• M25: 57,964,986 km (0.081 R)
• M26: 58,877,683 km (0.04 R)
• M27: 64,751,344 km (0.057 R)
• M28: 65,931,671 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.5

Radius: 4.4

Gravity: 35.67 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 15.32 AU - 18.16 AU

Year: 21531 Days

Day: 20.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,136,220 km

• M1: 73,752 km (0.067 R)
• M2: 214,972 km (0.051 R)
• M3: 514,018 km (0.028 R)
• M4: 828,623 km (0.051 R)
• M5: 1,351,617 km (0.112 R)
• M6: 1,702,125 km (0.106 R)
• M7: 2,069,088 km (0.059 R)
• M8: 2,678,849 km (0.056 R)
• M9: 4,768,582 km (0.026 R)
• M10: 4,952,737 km (0.043 R)
• M11: 6,202,178 km (0.085 R)
• M12: 6,969,765 km (0.116 R)
• M13: 7,159,305 km (0.095 R)
• M14: 7,303,667 km (0.067 R)
• M15: 9,592,066 km (0.094 R)
• M16: 10,429,664 km (0.048 R)
• M17: 12,525,082 km (0.113 R)
• M18: 13,018,156 km (0.108 R)
• M19: 20,366,254 km (0.1 R)
• M20: 23,925,187 km (0.079 R)
• M21: 24,793,154 km (0.053 R)
• M22: 25,123,915 km (0.082 R)
• M23: 31,335,967 km (0.084 R)
• M24: 34,246,094 km (0.085 R)
• M25: 35,766,607 km (0.09 R)
• M26: 36,047,701 km (0.045 R)
• M27: 36,188,922 km (0.052 R)
• M28: 37,187,338 km (0.109 R)
• M29: 37,475,912 km (0.111 R)
• M30: 38,203,855 km (0.119 R)
• M31: 44,695,505 km (0.096 R)
• M32: 45,349,547 km (0.048 R)
• M33: 46,509,529 km (0.115 R)
• M34: 50,283,584 km (0.078 R)
• M35: 61,805,163 km (0.089 R)
• M36: 64,054,218 km (0.054 R)
• M37: 66,781,686 km (0.032 R)
• M38: 75,657,777 km (0.03 R)
• M39: 78,466,327 km (0.099 R)
• M40: 79,179,011 km (0.098 R)

Kuiper Belt

Range: 34.8 - 61.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 20,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit