🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.52 AU - 0.62 AU

Year: 153 Days

Day: 29.5 Hours

Environment

Temp: 227 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.5 AU - 0.66 AU

Year: 157 Days

Day: 28.6 Hours

Environment

Temp: 228 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.75 AU - 1.21 AU

Year: 344 Days

Day: 25 Hours

Environment

Temp: 74 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.66 AU - 1.78 AU

Year: 800 Days

Day: 47.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.51 AU - 1.93 AU

Year: 800 Days

Day: 43.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,302,577 km

• M1: 454,927 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.86 AU - 4.72 AU

Year: 3152 Days

Day: 30.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,302,577 km

• M1: 3,318,380 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 10.8

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.64 AU - 11.62 AU

Year: 12295 Days

Day: 13.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 104,302,577 km

• M1: 138,079 km (0.048 R)
• M2: 1,123,330 km (0.101 R)
• M3: 1,467,256 km (0.061 R)
• M4: 2,495,891 km (0.087 R)
• M5: 3,582,570 km (0.067 R)
• M6: 5,360,989 km (0.114 R)
• M7: 6,628,233 km (0.071 R)
• M8: 8,007,824 km (0.099 R)
• M9: 8,521,095 km (0.09 R)
• M10: 9,140,579 km (0.114 R)
• M11: 10,148,570 km (0.079 R)
• M12: 16,641,118 km (0.07 R)
• M13: 20,739,650 km (0.102 R)
• M14: 22,629,969 km (0.098 R)
• M15: 32,921,405 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.5

Radius: 3.2

Gravity: 11.67 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 11.24 AU - 14.94 AU

Year: 16801 Days

Day: 18.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,302,577 km

• M1: 43,084 km (0.073 R)
• M2: 155,133 km (0.095 R)
• M3: 333,304 km (0.067 R)
• M4: 915,090 km (0.118 R)
• M5: 2,002,068 km (0.08 R)
• M6: 2,423,635 km (0.117 R)
• M7: 3,238,943 km (0.08 R)
• M8: 4,653,840 km (0.097 R)
• M9: 5,701,175 km (0.102 R)
• M10: 11,059,621 km (0.066 R)
• M11: 11,824,664 km (0.058 R)
• M12: 16,573,051 km (0.083 R)
• M13: 20,584,667 km (0.062 R)
• M14: 27,421,589 km (0.083 R)
• M15: 33,077,286 km (0.069 R)
• M16: 35,846,791 km (0.105 R)
• M17: 36,286,160 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717

Radius: 6.3

Gravity: 18.07 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 15.9 AU - 23.8 AU

Year: 31375 Days

Day: 22.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 104,302,577 km

• M1: 78,389 km (0.049 R)
• M2: 383,120 km (0.076 R)
• M3: 1,043,595 km (0.106 R)
• M4: 1,501,215 km (0.052 R)
• M5: 1,706,912 km (0.05 R)
• M6: 1,952,851 km (0.062 R)
• M7: 2,293,485 km (0.116 R)
• M8: 3,461,695 km (0.091 R)
• M9: 3,756,103 km (0.089 R)
• M10: 4,031,962 km (0.103 R)
• M11: 4,247,532 km (0.105 R)
• M12: 4,624,070 km (0.115 R)
• M13: 5,146,466 km (0.073 R)
• M14: 6,649,177 km (0.079 R)
• M15: 9,078,197 km (0.116 R)
• M16: 9,512,629 km (0.12 R)
• M17: 11,107,791 km (0.061 R)
• M18: 12,190,730 km (0.103 R)
• M19: 15,682,943 km (0.098 R)
• M20: 19,278,528 km (0.112 R)
• M21: 20,624,909 km (0.093 R)
• M22: 20,837,338 km (0.091 R)
• M23: 21,051,412 km (0.05 R)
• M24: 32,849,748 km (0.081 R)
• M25: 34,020,052 km (0.093 R)
• M26: 34,466,003 km (0.089 R)
• M27: 40,456,949 km (0.111 R)
• M28: 43,522,359 km (0.092 R)
• M29: 46,556,503 km (0.032 R)
• M30: 53,241,284 km (0.071 R)
• M31: 55,878,694 km (0.063 R)
• M32: 62,739,103 km (0.097 R)
• M33: 65,909,381 km (0.091 R)
• M34: 71,589,612 km (0.089 R)
• M35: 72,566,935 km (0.109 R)
• M36: 77,587,589 km (0.052 R)
• M37: 83,372,090 km (0.091 R)
• M38: 88,034,009 km (0.04 R)
• M39: 92,866,768 km (0.052 R)
• M40: 100,290,413 km (0.114 R)
• M41: 101,513,824 km (0.103 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 19,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit