🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.96 AU - 1.28 AU

Year: 427 Days

Day: 21.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,405,685 km

• M1: 302,188 km (0.104 R)
• M2: 883,226 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.49 AU - 2.37 AU

Year: 965 Days

Day: 37.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.12 AU - 2.7 AU

Year: 1346 Days

Day: 36.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.3

Radius: 11.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.21 AU - 8.41 AU

Year: 8621 Days

Day: 12.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,405,685 km

• M1: 148,700 km (0.093 R)
• M2: 570,716 km (0.077 R)
• M3: 1,119,291 km (0.093 R)
• M4: 2,025,406 km (0.116 R)
• M5: 2,627,986 km (0.052 R)
• M6: 3,193,615 km (0.071 R)
• M7: 3,717,956 km (0.06 R)
• M8: 5,058,203 km (0.11 R)
• M9: 5,773,431 km (0.056 R)
• M10: 6,916,209 km (0.117 R)
• M11: 7,367,246 km (0.054 R)
• M12: 8,328,562 km (0.119 R)
• M13: 9,281,650 km (0.115 R)
• M14: 11,147,884 km (0.118 R)
• M15: 12,856,441 km (0.09 R)
• M16: 13,656,490 km (0.106 R)
• M17: 19,317,274 km (0.111 R)
• M18: 20,443,147 km (0.042 R)
• M19: 24,772,959 km (0.066 R)
• M20: 28,040,176 km (0.11 R)
• M21: 31,482,124 km (0.097 R)
• M22: 34,757,420 km (0.105 R)
• M23: 36,646,841 km (0.093 R)
• M24: 39,667,671 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.4

Radius: 14.3

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 9.6 AU - 10.78 AU

Year: 11707 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,405,685 km

• M1: 178,171 km (0.093 R)
• M2: 740,958 km (0.09 R)
• M3: 1,221,167 km (0.046 R)
• M4: 2,086,142 km (0.1 R)
• M5: 2,657,008 km (0.113 R)
• M6: 4,222,549 km (0.059 R)
• M7: 5,358,745 km (0.081 R)
• M8: 5,965,664 km (0.054 R)
• M9: 7,280,480 km (0.117 R)
• M10: 8,190,334 km (0.088 R)
• M11: 8,694,479 km (0.067 R)
• M12: 9,174,688 km (0.086 R)
• M13: 10,093,668 km (0.107 R)
• M14: 10,822,508 km (0.097 R)
• M15: 12,715,520 km (0.066 R)
• M16: 15,381,204 km (0.115 R)
• M17: 19,268,056 km (0.107 R)
• M18: 21,874,799 km (0.118 R)
• M19: 24,021,080 km (0.108 R)
• M20: 27,779,277 km (0.094 R)
• M21: 28,728,775 km (0.098 R)
• M22: 31,197,290 km (0.087 R)
• M23: 33,804,182 km (0.099 R)
• M24: 34,559,352 km (0.114 R)
• M25: 39,329,280 km (0.088 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 10,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit