🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.47 AU - 0.75 AU

Year: 168 Days

Day: 13.5 Hours

Environment

Temp: 239 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,477,913 km

• M1: 241,601 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.76 AU - 0.84 AU

Year: 253 Days

Day: 19.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.09 AU - 1.45 AU

Year: 505 Days

Day: 43 Hours

Environment

Temp: 14 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.85 AU - 2.05 AU

Year: 962 Days

Day: 34.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.4 AU - 3.56 AU

Year: 2292 Days

Day: 32.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,477,913 km

• M1: 1,245,253 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.25 AU - 3.87 AU

Year: 2372 Days

Day: 23 Hours

Environment

Temp: -102 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,477,913 km

• M1: 74,201 km (0.104 R)

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.5

Radius: 9.7

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.25 AU - 7.85 AU

Year: 7325 Days

Day: 13.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 103,477,913 km

• M1: 198,516 km (0.08 R)
• M2: 2,364,095 km (0.116 R)
• M3: 4,778,455 km (0.104 R)
• M4: 5,284,994 km (0.116 R)
• M5: 6,668,923 km (0.026 R)
• M6: 8,218,458 km (0.049 R)
• M7: 11,237,343 km (0.041 R)
• M8: 12,054,148 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110

Radius: 7.5

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.39 AU - 18.67 AU

Year: 20575 Days

Day: 21 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,477,913 km

• M1: 97,987 km (0.086 R)
• M2: 1,674,299 km (0.085 R)
• M3: 2,866,146 km (0.093 R)
• M4: 5,671,704 km (0.117 R)
• M5: 6,143,685 km (0.069 R)
• M6: 10,115,658 km (0.095 R)
• M7: 12,019,142 km (0.1 R)
• M8: 12,628,304 km (0.061 R)
• M9: 16,859,231 km (0.104 R)
• M10: 17,763,550 km (0.114 R)
• M11: 18,626,431 km (0.066 R)
• M12: 21,867,469 km (0.104 R)
• M13: 23,706,625 km (0.062 R)
• M14: 24,840,577 km (0.046 R)
• M15: 27,122,244 km (0.078 R)
• M16: 29,839,390 km (0.086 R)
• M17: 33,701,109 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.6

Radius: 3.4

Gravity: 75.4 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 16.31 AU - 20.71 AU

Year: 28120 Days

Day: 17.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 103,477,913 km

• M1: 55,950 km (0.105 R)
• M2: 172,636 km (0.071 R)
• M3: 398,379 km (0.116 R)
• M4: 645,515 km (0.088 R)
• M5: 774,319 km (0.119 R)
• M6: 933,341 km (0.048 R)
• M7: 1,544,897 km (0.083 R)
• M8: 2,312,933 km (0.107 R)
• M9: 2,513,095 km (0.117 R)
• M10: 2,976,998 km (0.12 R)
• M11: 3,153,673 km (0.11 R)
• M12: 3,593,042 km (0.074 R)
• M13: 4,401,469 km (0.111 R)
• M14: 6,130,970 km (0.036 R)
• M15: 6,563,307 km (0.034 R)
• M16: 7,815,591 km (0.118 R)
• M17: 10,850,034 km (0.043 R)
• M18: 14,670,166 km (0.104 R)
• M19: 18,304,795 km (0.111 R)
• M20: 20,223,837 km (0.05 R)
• M21: 20,750,272 km (0.082 R)
• M22: 21,177,972 km (0.107 R)
• M23: 24,456,110 km (0.116 R)
• M24: 27,157,249 km (0.067 R)
• M25: 29,242,195 km (0.098 R)
• M26: 29,510,125 km (0.114 R)
• M27: 35,825,698 km (0.108 R)
• M28: 46,168,745 km (0.115 R)
• M29: 48,563,658 km (0.08 R)
• M30: 49,127,941 km (0.112 R)
• M31: 56,864,993 km (0.119 R)
• M32: 59,829,125 km (0.095 R)
• M33: 60,694,549 km (0.041 R)
• M34: 61,349,040 km (0.056 R)
• M35: 84,590,565 km (0.119 R)
• M36: 89,286,741 km (0.083 R)
• M37: 90,133,016 km (0.083 R)
• M38: 91,555,542 km (0.061 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 19,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit