🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.55 AU - 0.85 AU

Year: 224 Days

Day: 36.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.59 AU - 0.97 AU

Year: 264 Days

Day: 21 Hours

Environment

Temp: 149 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,493,516 km

• M1: 540,647 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.68 AU - 1.04 AU

Year: 305 Days

Day: 23 Hours

Environment

Temp: 21 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,493,516 km

• M1: 34,258 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.76 AU - 1.1 AU

Year: 343 Days

Day: 19.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2 AU - 3.3 AU

Year: 1652 Days

Day: 34.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.1

Radius: 10.9

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.11 AU - 8.29 AU

Year: 8991 Days

Day: 15 Hours

Environment

Temp: -179 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,493,516 km

• M1: 135,685 km (0.065 R)
• M2: 568,921 km (0.089 R)
• M3: 1,930,112 km (0.093 R)
• M4: 2,439,343 km (0.095 R)
• M5: 3,528,565 km (0.119 R)
• M6: 4,524,588 km (0.09 R)
• M7: 4,978,318 km (0.055 R)
• M8: 5,871,866 km (0.1 R)
• M9: 6,791,444 km (0.064 R)
• M10: 7,975,511 km (0.077 R)
• M11: 8,325,122 km (0.038 R)
• M12: 8,730,831 km (0.074 R)
• M13: 9,679,730 km (0.098 R)
• M14: 10,179,387 km (0.062 R)
• M15: 11,014,442 km (0.116 R)
• M16: 13,301,943 km (0.083 R)
• M17: 13,857,400 km (0.08 R)
• M18: 14,299,911 km (0.025 R)
• M19: 16,165,546 km (0.094 R)
• M20: 16,798,195 km (0.111 R)
• M21: 18,113,161 km (0.092 R)
• M22: 18,566,293 km (0.093 R)
• M23: 20,864,265 km (0.035 R)
• M24: 22,124,478 km (0.088 R)
• M25: 25,167,897 km (0.082 R)
• M26: 26,984,763 km (0.089 R)
• M27: 29,714,924 km (0.096 R)
• M28: 32,846,905 km (0.099 R)
• M29: 40,911,726 km (0.113 R)
• M30: 43,015,821 km (0.107 R)
• M31: 45,053,194 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.4

Radius: 5.6

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 12.28 AU - 13.22 AU

Year: 17432 Days

Day: 22.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,493,516 km

• M1: 70,012 km (0.117 R)
• M2: 330,761 km (0.107 R)
• M3: 705,952 km (0.09 R)
• M4: 901,327 km (0.093 R)
• M5: 1,263,653 km (0.116 R)
• M6: 1,491,491 km (0.095 R)
• M7: 1,892,263 km (0.114 R)
• M8: 2,846,698 km (0.052 R)
• M9: 3,029,058 km (0.083 R)
• M10: 3,838,382 km (0.099 R)
• M11: 5,071,069 km (0.025 R)
• M12: 6,070,682 km (0.084 R)
• M13: 7,047,705 km (0.116 R)
• M14: 8,661,418 km (0.034 R)
• M15: 9,895,450 km (0.1 R)
• M16: 12,223,044 km (0.038 R)
• M17: 13,315,706 km (0.066 R)
• M18: 14,711,006 km (0.069 R)
• M19: 17,857,049 km (0.075 R)
• M20: 19,989,417 km (0.106 R)
• M21: 26,851,621 km (0.08 R)
• M22: 29,831,760 km (0.112 R)
• M23: 32,922,003 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.4

Radius: 5.9

Gravity: 23.68 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 12.11 AU - 16.03 AU

Year: 20207 Days

Day: 22.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 123.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,493,516 km

• M1: 75,996 km (0.111 R)
• M2: 597,344 km (0.095 R)
• M3: 905,366 km (0.112 R)
• M4: 1,376,300 km (0.062 R)
• M5: 2,018,374 km (0.086 R)
• M6: 2,522,519 km (0.116 R)
• M7: 2,972,809 km (0.105 R)
• M8: 3,746,828 km (0.053 R)
• M9: 4,401,469 km (0.079 R)
• M10: 5,015,418 km (0.037 R)
• M11: 5,245,350 km (0.047 R)
• M12: 5,977,333 km (0.12 R)
• M13: 6,456,943 km (0.041 R)
• M14: 7,199,996 km (0.08 R)
• M15: 8,419,219 km (0.114 R)
• M16: 8,799,347 km (0.069 R)
• M17: 10,373,565 km (0.073 R)
• M18: 12,471,526 km (0.117 R)
• M19: 16,880,474 km (0.085 R)
• M20: 26,243,356 km (0.073 R)
• M21: 26,820,654 km (0.096 R)
• M22: 29,959,517 km (0.117 R)
• M23: 30,972,594 km (0.115 R)
• M24: 31,229,303 km (0.044 R)
• M25: 33,740,154 km (0.032 R)
• M26: 35,533,384 km (0.1 R)
• M27: 36,239,785 km (0.087 R)
• M28: 38,267,285 km (0.054 R)
• M29: 39,609,926 km (0.058 R)
• M30: 40,675,811 km (0.108 R)
• M31: 50,075,494 km (0.096 R)
• M32: 55,748,245 km (0.097 R)
• M33: 62,650,840 km (0.027 R)
• M34: 68,784,503 km (0.087 R)
• M35: 69,880,905 km (0.114 R)
• M36: 72,108,717 km (0.075 R)
• M37: 78,836,133 km (0.062 R)
• M38: 80,762,954 km (0.069 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 18,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit