🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.44 AU - 0.62 AU

Year: 148 Days

Day: 14.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 46.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.46 AU - 0.74 AU

Year: 178 Days

Day: 43.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.48 AU - 0.76 AU

Year: 187 Days

Day: 36.1 Hours

Environment

Temp: 198 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.86 AU - 1.14 AU

Year: 383 Days

Day: 25 Hours

Environment

Temp: -5 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.82 AU - 1.32 AU

Year: 424 Days

Day: 45.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,747,905 km

• M1: 40,840 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.05 AU - 2.19 AU

Year: 1182 Days

Day: 15.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.05 AU - 2.89 AU

Year: 1486 Days

Day: 16.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,747,905 km

• M1: 1,912,160 km (0.084 R)

Asteroid Belt

Center: 8.24 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.5

Radius: 3.8

Gravity: 17.9 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 11.03 AU - 16.99 AU

Year: 20078 Days

Day: 20.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,747,905 km

• M1: 47,273 km (0.119 R)
• M2: 240,703 km (0.083 R)
• M3: 535,860 km (0.113 R)
• M4: 1,549,385 km (0.107 R)
• M5: 1,920,687 km (0.074 R)
• M6: 2,638,607 km (0.069 R)
• M7: 2,814,684 km (0.089 R)
• M8: 3,190,474 km (0.091 R)
• M9: 3,625,654 km (0.105 R)
• M10: 4,186,646 km (0.037 R)
• M11: 4,396,083 km (0.096 R)
• M12: 4,707,396 km (0.049 R)
• M13: 5,133,750 km (0.107 R)
• M14: 5,657,193 km (0.064 R)
• M15: 6,727,865 km (0.086 R)
• M16: 7,099,017 km (0.105 R)
• M17: 9,876,601 km (0.038 R)
• M18: 10,628,330 km (0.095 R)
• M19: 10,794,234 km (0.087 R)
• M20: 11,131,278 km (0.072 R)
• M21: 12,184,298 km (0.119 R)
• M22: 12,488,281 km (0.11 R)
• M23: 13,047,926 km (0.04 R)
• M24: 19,347,792 km (0.087 R)
• M25: 20,012,306 km (0.083 R)
• M26: 20,350,247 km (0.115 R)
• M27: 21,474,774 km (0.071 R)
• M28: 25,985,599 km (0.077 R)
• M29: 27,618,908 km (0.105 R)
• M30: 30,863,836 km (0.117 R)
• M31: 31,655,807 km (0.074 R)
• M32: 32,810,703 km (0.106 R)
• M33: 35,944,329 km (0.111 R)
• M34: 39,668,269 km (0.039 R)
• M35: 40,604,153 km (0.063 R)
• M36: 44,638,509 km (0.07 R)
• M37: 44,926,185 km (0.112 R)
• M38: 45,942,852 km (0.092 R)
• M39: 53,816,936 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.1

Radius: 3.8

Gravity: 32.9 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 15.75 AU - 21.49 AU

Year: 30764 Days

Day: 24.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,747,905 km

• M1: 59,091 km (0.065 R)
• M2: 194,627 km (0.102 R)
• M3: 561,740 km (0.097 R)
• M4: 889,958 km (0.074 R)
• M5: 1,041,949 km (0.08 R)
• M6: 1,432,100 km (0.098 R)
• M7: 2,058,915 km (0.116 R)
• M8: 2,326,696 km (0.111 R)
• M9: 3,070,048 km (0.087 R)
• M10: 3,827,611 km (0.068 R)
• M11: 5,617,550 km (0.079 R)
• M12: 7,080,018 km (0.055 R)
• M13: 7,279,133 km (0.074 R)
• M14: 9,066,229 km (0.064 R)
• M15: 9,241,857 km (0.055 R)
• M16: 9,782,654 km (0.116 R)
• M17: 13,706,307 km (0.074 R)
• M18: 14,971,157 km (0.113 R)
• M19: 15,216,796 km (0.105 R)
• M20: 16,746,734 km (0.1 R)
• M21: 16,922,810 km (0.12 R)
• M22: 18,376,303 km (0.107 R)
• M23: 18,657,846 km (0.113 R)
• M24: 21,014,312 km (0.088 R)
• M25: 23,014,884 km (0.108 R)
• M26: 25,602,030 km (0.101 R)
• M27: 27,880,406 km (0.092 R)
• M28: 28,752,711 km (0.062 R)
• M29: 35,229,999 km (0.033 R)
• M30: 37,889,700 km (0.08 R)
• M31: 39,268,394 km (0.117 R)
• M32: 43,273,129 km (0.067 R)
• M33: 43,604,787 km (0.116 R)
• M34: 59,728,595 km (0.082 R)
• M35: 67,866,121 km (0.069 R)
• M36: 81,914,558 km (0.105 R)
• M37: 84,214,625 km (0.031 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 11,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit