🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.52 AU - 0.58 AU

Year: 146 Days

Day: 44.9 Hours

Environment

Temp: 205 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,125,254 km

• M1: 125,213 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.98 AU - 1.16 AU

Year: 396 Days

Day: 38.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.86 AU - 2.94 AU

Year: 1332 Days

Day: 39 Hours

Environment

Temp: -79 °C

Axial Tilt: 149.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,125,254 km

• M1: 34,108 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.92 AU - 3.28 AU

Year: 1955 Days

Day: 36.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,125,254 km

• M1: 41,289 km (0.098 R)
• M2: 72,555 km (0.055 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.72 AU - 4.52 AU

Year: 2467 Days

Day: 19.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.23 AU - 5.27 AU

Year: 3138 Days

Day: 13.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.8

Radius: 11

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.51 AU - 6.35 AU

Year: 4532 Days

Day: 12.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,125,254 km

• M1: 141,370 km (0.077 R)
• M2: 506,090 km (0.047 R)
• M3: 854,503 km (0.115 R)
• M4: 1,249,890 km (0.104 R)
• M5: 1,644,829 km (0.11 R)
• M6: 2,094,520 km (0.09 R)
• M7: 3,226,078 km (0.105 R)
• M8: 4,166,600 km (0.084 R)
• M9: 4,880,631 km (0.098 R)
• M10: 6,973,654 km (0.107 R)
• M11: 9,200,568 km (0.086 R)
• M12: 14,027,643 km (0.099 R)
• M13: 17,283,042 km (0.055 R)
• M14: 25,322,581 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.6

Radius: 9.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.03 AU - 9.11 AU

Year: 8986 Days

Day: 12.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,125,254 km

• M1: 186,100 km (0.092 R)
• M2: 985,850 km (0.073 R)
• M3: 1,297,911 km (0.044 R)
• M4: 2,531,495 km (0.096 R)
• M5: 3,227,275 km (0.057 R)
• M6: 5,999,922 km (0.07 R)
• M7: 6,644,539 km (0.069 R)
• M8: 10,977,342 km (0.062 R)
• M9: 12,227,083 km (0.088 R)
• M10: 21,922,072 km (0.1 R)
• M11: 23,671,170 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.3

Radius: 13.7

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.5 AU - 11.02 AU

Year: 10092 Days

Day: 7.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,125,254 km

• M1: 170,841 km (0.094 R)
• M2: 888,611 km (0.093 R)
• M3: 2,523,566 km (0.06 R)
• M4: 4,167,797 km (0.034 R)
• M5: 5,422,175 km (0.09 R)
• M6: 6,596,219 km (0.098 R)
• M7: 7,933,325 km (0.116 R)
• M8: 8,432,533 km (0.1 R)
• M9: 9,394,148 km (0.077 R)
• M10: 10,057,614 km (0.111 R)
• M11: 10,697,594 km (0.08 R)
• M12: 11,139,207 km (0.099 R)
• M13: 12,477,510 km (0.035 R)
• M14: 13,342,933 km (0.083 R)
• M15: 13,855,306 km (0.102 R)
• M16: 14,715,793 km (0.117 R)
• M17: 15,894,624 km (0.079 R)
• M18: 16,690,335 km (0.094 R)
• M19: 17,895,047 km (0.09 R)
• M20: 19,809,600 km (0.087 R)
• M21: 20,646,451 km (0.11 R)
• M22: 21,159,721 km (0.108 R)
• M23: 23,761,976 km (0.101 R)
• M24: 24,515,800 km (0.115 R)
• M25: 25,873,401 km (0.111 R)
• M26: 39,898,051 km (0.105 R)
• M27: 40,561,667 km (0.065 R)
• M28: 45,271,158 km (0.108 R)
• M29: 46,576,250 km (0.117 R)
• M30: 48,055,474 km (0.102 R)
• M31: 48,957,998 km (0.08 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 13,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit