🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.55 AU - 0.85 AU

Year: 212 Days

Day: 39.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.75 AU - 0.75 AU

Year: 235 Days

Day: 26.4 Hours

Environment

Temp: 191 °C

Axial Tilt: 117.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.96 AU - 1.5 AU

Year: 493 Days

Day: 41.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,912,913 km

• M1: 14,960 km (0.086 R)
• M2: 136,732 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.29 AU - 1.47 AU

Year: 586 Days

Day: 43.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.82 AU - 2.98 AU

Year: 1345 Days

Day: 29.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,912,913 km

• M1: 52,808 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 14.3

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.18 AU - 6.72 AU

Year: 4601 Days

Day: 8.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,912,913 km

• M1: 177,872 km (0.091 R)
• M2: 858,841 km (0.094 R)
• M3: 1,625,231 km (0.091 R)
• M4: 3,292,350 km (0.075 R)
• M5: 4,011,617 km (0.098 R)
• M6: 5,062,990 km (0.06 R)
• M7: 5,681,877 km (0.11 R)
• M8: 6,975,150 km (0.074 R)
• M9: 9,097,047 km (0.107 R)
• M10: 11,483,881 km (0.058 R)
• M11: 12,604,369 km (0.115 R)
• M12: 13,441,369 km (0.11 R)
• M13: 13,899,288 km (0.105 R)
• M14: 16,232,865 km (0.089 R)
• M15: 18,503,312 km (0.085 R)
• M16: 19,070,737 km (0.083 R)
• M17: 21,114,543 km (0.073 R)
• M18: 23,010,396 km (0.056 R)
• M19: 25,478,761 km (0.058 R)
• M20: 26,577,558 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.8

Radius: 15

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 11 AU - 12.28 AU

Year: 14362 Days

Day: 13.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,912,913 km

• M1: 186,549 km (0.089 R)
• M2: 846,874 km (0.102 R)
• M3: 1,574,966 km (0.112 R)
• M4: 3,277,540 km (0.066 R)
• M5: 7,467,926 km (0.084 R)
• M6: 8,459,610 km (0.094 R)
• M7: 10,137,649 km (0.112 R)
• M8: 13,190,343 km (0.11 R)
• M9: 13,730,242 km (0.033 R)
• M10: 15,963,290 km (0.071 R)
• M11: 16,732,671 km (0.074 R)
• M12: 17,769,833 km (0.111 R)
• M13: 18,934,303 km (0.109 R)
• M14: 20,505,679 km (0.066 R)
• M15: 23,217,739 km (0.095 R)
• M16: 30,617,448 km (0.11 R)
• M17: 34,401,975 km (0.077 R)
• M18: 35,168,963 km (0.062 R)
• M19: 38,624,973 km (0.091 R)
• M20: 44,074,375 km (0.039 R)
• M21: 46,982,258 km (0.101 R)
• M22: 53,177,854 km (0.055 R)
• M23: 54,721,106 km (0.081 R)
• M24: 57,897,218 km (0.094 R)
• M25: 63,651,800 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418

Radius: 4.7

Gravity: 18.92 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 13.07 AU - 14.33 AU

Year: 18339 Days

Day: 15.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,912,913 km

• M1: 58,942 km (0.068 R)
• M2: 502,798 km (0.087 R)
• M3: 931,696 km (0.119 R)
• M4: 1,216,829 km (0.107 R)
• M5: 2,645,339 km (0.074 R)
• M6: 4,101,076 km (0.115 R)
• M7: 4,314,253 km (0.074 R)
• M8: 5,420,978 km (0.067 R)
• M9: 7,756,949 km (0.106 R)
• M10: 8,130,794 km (0.094 R)
• M11: 9,221,213 km (0.086 R)
• M12: 9,640,835 km (0.115 R)
• M13: 11,687,932 km (0.089 R)
• M14: 12,493,217 km (0.043 R)
• M15: 13,871,313 km (0.079 R)
• M16: 16,161,058 km (0.032 R)
• M17: 18,035,370 km (0.087 R)
• M18: 21,931,048 km (0.048 R)
• M19: 24,518,792 km (0.039 R)
• M20: 27,409,771 km (0.1 R)
• M21: 31,922,241 km (0.102 R)
• M22: 32,160,101 km (0.059 R)
• M23: 32,880,565 km (0.113 R)
• M24: 33,244,686 km (0.088 R)
• M25: 35,359,701 km (0.105 R)
• M26: 40,269,652 km (0.116 R)
• M27: 40,966,180 km (0.08 R)
• M28: 44,273,639 km (0.076 R)
• M29: 50,442,008 km (0.084 R)
• M30: 51,904,776 km (0.069 R)
• M31: 60,185,617 km (0.091 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 11,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit