🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.51 AU - 0.59 AU

Year: 148 Days

Day: 40.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,211,392 km

• M1: 44,281 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.47 AU - 0.65 AU

Year: 152 Days

Day: 22.2 Hours

Environment

Temp: 192 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,211,392 km

• M1: 30,967 km (0.103 R)
• M2: 195,824 km (0.061 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.79 AU - 1.19 AU

Year: 356 Days

Day: 40.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 6.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,211,392 km

• M1: 190,139 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.94 AU - 1.46 AU

Year: 475 Days

Day: 18.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.55 AU - 1.89 AU

Year: 816 Days

Day: 34.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.5

Radius: 10.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.46 AU - 7.82 AU

Year: 6900 Days

Day: 13.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,211,392 km

• M1: 135,835 km (0.073 R)
• M2: 474,076 km (0.111 R)
• M3: 1,157,439 km (0.111 R)
• M4: 1,622,539 km (0.074 R)
• M5: 2,521,023 km (0.102 R)
• M6: 3,272,304 km (0.105 R)
• M7: 3,612,190 km (0.109 R)
• M8: 3,999,349 km (0.076 R)
• M9: 4,363,770 km (0.117 R)
• M10: 4,750,480 km (0.119 R)
• M11: 5,160,079 km (0.079 R)
• M12: 5,563,694 km (0.1 R)
• M13: 5,926,170 km (0.087 R)
• M14: 6,598,912 km (0.103 R)
• M15: 8,250,323 km (0.036 R)
• M16: 13,234,624 km (0.088 R)
• M17: 16,816,596 km (0.113 R)
• M18: 18,163,575 km (0.114 R)
• M19: 19,442,936 km (0.111 R)
• M20: 21,510,229 km (0.072 R)
• M21: 23,328,591 km (0.12 R)
• M22: 23,719,939 km (0.045 R)
• M23: 27,790,796 km (0.097 R)
• M24: 28,675,219 km (0.112 R)
• M25: 29,487,236 km (0.113 R)
• M26: 30,968,554 km (0.117 R)
• M27: 32,015,440 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.2

Radius: 7.9

Gravity: 10.39 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 11.73 AU - 14.39 AU

Year: 17069 Days

Day: 16 Hours

Environment

Temp: -185 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,211,392 km

• M1: 99,034 km (0.118 R)
• M2: 496,216 km (0.092 R)
• M3: 2,359,906 km (0.109 R)
• M4: 2,951,117 km (0.075 R)
• M5: 3,988,130 km (0.112 R)
• M6: 5,141,828 km (0.116 R)
• M7: 6,012,338 km (0.053 R)
• M8: 7,110,686 km (0.071 R)
• M9: 8,287,722 km (0.099 R)
• M10: 8,741,602 km (0.092 R)
• M11: 9,000,855 km (0.079 R)
• M12: 9,534,919 km (0.052 R)
• M13: 11,696,010 km (0.111 R)
• M14: 12,461,802 km (0.113 R)
• M15: 13,260,654 km (0.089 R)
• M16: 13,672,647 km (0.119 R)
• M17: 17,363,675 km (0.091 R)
• M18: 18,785,603 km (0.027 R)
• M19: 21,387,559 km (0.116 R)
• M20: 25,252,569 km (0.111 R)
• M21: 27,626,239 km (0.083 R)
• M22: 29,327,316 km (0.11 R)
• M23: 30,976,932 km (0.081 R)
• M24: 54,956,573 km (0.073 R)
• M25: 55,486,299 km (0.081 R)
• M26: 58,552,756 km (0.051 R)
• M27: 63,846,426 km (0.073 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 12,020 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit