🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.5 AU - 0.6 AU

Year: 151 Days

Day: 46.6 Hours

Environment

Temp: 240 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.43 AU - 0.69 AU

Year: 155 Days

Day: 47.6 Hours

Environment

Temp: 207 °C

Axial Tilt: 95.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.99 AU - 1.21 AU

Year: 428 Days

Day: 15.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 105,944,368 km

• M1: 67,917 km (0.117 R)
• M2: 178,470 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.18 AU - 1.38 AU

Year: 537 Days

Day: 22.1 Hours

Environment

Temp: -16 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.17 AU - 1.65 AU

Year: 621 Days

Day: 27.2 Hours

Environment

Temp: -29 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.59 AU - 2.01 AU

Year: 896 Days

Day: 39.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,944,368 km

• M1: 1,185,862 km (0.101 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.21 AU - 2.65 AU

Year: 1405 Days

Day: 31.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,944,368 km

• M1: 729,738 km (0.106 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.4

Radius: 10.7

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.16 AU - 11.94 AU

Year: 10945 Days

Day: 11.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,944,368 km

• M1: 134,040 km (0.081 R)
• M2: 489,933 km (0.11 R)
• M3: 892,800 km (0.1 R)
• M4: 1,820,307 km (0.099 R)
• M5: 2,281,218 km (0.112 R)
• M6: 2,717,146 km (0.118 R)
• M7: 3,990,374 km (0.103 R)
• M8: 6,139,945 km (0.103 R)
• M9: 10,666,179 km (0.115 R)
• M10: 11,188,425 km (0.112 R)
• M11: 13,510,034 km (0.112 R)
• M12: 14,246,205 km (0.115 R)
• M13: 16,408,792 km (0.09 R)
• M14: 19,854,629 km (0.045 R)
• M15: 21,293,163 km (0.116 R)
• M16: 22,121,785 km (0.086 R)
• M17: 24,918,368 km (0.102 R)
• M18: 26,590,722 km (0.089 R)
• M19: 28,436,012 km (0.066 R)
• M20: 30,677,437 km (0.085 R)
• M21: 34,144,517 km (0.109 R)
• M22: 41,974,769 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.5

Radius: 5.7

Gravity: 27.59 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.5 AU - 19.84 AU

Year: 28723 Days

Day: 16.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,944,368 km

• M1: 70,909 km (0.094 R)
• M2: 282,740 km (0.1 R)
• M3: 808,576 km (0.079 R)
• M4: 1,198,279 km (0.047 R)
• M5: 2,445,177 km (0.09 R)
• M6: 2,987,021 km (0.112 R)
• M7: 4,571,412 km (0.118 R)
• M8: 5,304,292 km (0.038 R)
• M9: 5,743,810 km (0.1 R)
• M10: 7,000,432 km (0.071 R)
• M11: 7,747,973 km (0.102 R)
• M12: 11,852,938 km (0.104 R)
• M13: 12,374,885 km (0.054 R)
• M14: 14,197,885 km (0.085 R)
• M15: 15,043,562 km (0.06 R)
• M16: 16,283,279 km (0.081 R)
• M17: 19,574,881 km (0.103 R)
• M18: 19,989,118 km (0.114 R)
• M19: 20,835,094 km (0.068 R)
• M20: 22,939,487 km (0.04 R)
• M21: 26,167,809 km (0.102 R)
• M22: 26,670,458 km (0.112 R)
• M23: 28,217,150 km (0.098 R)
• M24: 30,233,281 km (0.102 R)
• M25: 31,487,958 km (0.118 R)
• M26: 34,851,218 km (0.117 R)
• M27: 41,257,447 km (0.09 R)
• M28: 44,915,115 km (0.12 R)
• M29: 46,914,640 km (0.091 R)
• M30: 47,842,895 km (0.1 R)
• M31: 55,095,250 km (0.12 R)
• M32: 58,020,038 km (0.096 R)
• M33: 68,119,540 km (0.083 R)
• M34: 68,593,765 km (0.098 R)
• M35: 69,788,903 km (0.088 R)
• M36: 72,220,766 km (0.084 R)
• M37: 74,457,104 km (0.045 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 12,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit