🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.78 AU

Year: 228 Days

Day: 34.4 Hours

Environment

Temp: 115 °C

Axial Tilt: 105.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.71 AU - 1.18 AU

Year: 340 Days

Day: 28.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 95,413,188 km

• M1: 591,660 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.87 AU - 1.03 AU

Year: 345 Days

Day: 32.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.85 AU - 1.05 AU

Year: 345 Days

Day: 38.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.79 AU - 1.13 AU

Year: 351 Days

Day: 36.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 95,413,188 km

• M1: 35,455 km (0.116 R)
• M2: 640,279 km (0.066 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.98 AU - 1.24 AU

Year: 436 Days

Day: 47.6 Hours

Environment

Temp: -4 °C

Axial Tilt: 118.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,413,188 km

• M1: 1,000,660 km (0.12 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.73 AU - 2.81 AU

Year: 1275 Days

Day: 43.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.2 AU - 2.86 AU

Year: 1500 Days

Day: 22.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.5

Radius: 12.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 7.46 AU - 10.74 AU

Year: 10233 Days

Day: 11.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,413,188 km

• M1: 157,975 km (0.102 R)
• M2: 1,312,871 km (0.105 R)
• M3: 2,460,137 km (0.088 R)
• M4: 2,895,766 km (0.107 R)
• M5: 3,647,046 km (0.099 R)
• M6: 4,876,741 km (0.053 R)
• M7: 5,907,770 km (0.113 R)
• M8: 6,697,197 km (0.109 R)
• M9: 7,515,348 km (0.074 R)
• M10: 8,312,106 km (0.06 R)
• M11: 8,888,956 km (0.071 R)
• M12: 9,635,599 km (0.11 R)
• M13: 12,072,548 km (0.111 R)
• M14: 13,047,477 km (0.117 R)
• M15: 15,219,040 km (0.071 R)
• M16: 16,288,067 km (0.083 R)
• M17: 23,603,552 km (0.1 R)
• M18: 25,586,472 km (0.1 R)
• M19: 26,052,170 km (0.093 R)
• M20: 26,618,548 km (0.104 R)
• M21: 29,067,016 km (0.102 R)
• M22: 31,131,167 km (0.067 R)
• M23: 33,623,767 km (0.111 R)
• M24: 35,090,125 km (0.089 R)
• M25: 42,154,735 km (0.093 R)
• M26: 45,200,697 km (0.083 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.3

Radius: 6.9

Gravity: 14.75 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 15.9 AU - 19.48 AU

Year: 27736 Days

Day: 24.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,413,188 km

• M1: 184,005 km (0.031 R)
• M2: 739,612 km (0.084 R)
• M3: 1,157,289 km (0.094 R)
• M4: 1,666,520 km (0.051 R)
• M5: 2,483,624 km (0.077 R)
• M6: 4,423,160 km (0.094 R)
• M7: 5,032,772 km (0.115 R)
• M8: 6,050,486 km (0.075 R)
• M9: 6,607,888 km (0.045 R)
• M10: 7,300,825 km (0.09 R)
• M11: 8,486,238 km (0.05 R)
• M12: 12,073,296 km (0.085 R)
• M13: 12,731,078 km (0.064 R)
• M14: 15,432,516 km (0.084 R)
• M15: 17,554,562 km (0.056 R)
• M16: 19,465,675 km (0.107 R)
• M17: 24,609,747 km (0.039 R)
• M18: 27,993,352 km (0.111 R)
• M19: 31,130,120 km (0.104 R)
• M20: 34,060,593 km (0.113 R)
• M21: 36,563,515 km (0.088 R)
• M22: 39,028,738 km (0.12 R)
• M23: 44,116,562 km (0.074 R)
• M24: 45,847,559 km (0.075 R)
• M25: 56,991,254 km (0.082 R)
• M26: 67,742,703 km (0.083 R)
• M27: 81,559,263 km (0.119 R)
• M28: 89,258,916 km (0.047 R)
• M29: 90,910,327 km (0.091 R)
• M30: 95,127,491 km (0.109 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 18,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit