🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.63 AU - 0.79 AU

Year: 221 Days

Day: 29.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 95.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,527,399 km

• M1: 50,265 km (0.095 R)
• M2: 109,506 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.87 AU - 1.15 AU

Year: 375 Days

Day: 13.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.87 AU - 1.41 AU

Year: 449 Days

Day: 15.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 84,527,399 km

• M1: 572,661 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.11 AU - 1.69 AU

Year: 611 Days

Day: 45.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.68 AU - 2.02 AU

Year: 928 Days

Day: 47.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,527,399 km

• M1: 552,764 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.22 AU - 3.76 AU

Year: 2406 Days

Day: 39.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,527,399 km

• M1: 1,620,295 km (0.107 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.9

Radius: 13

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.14 AU - 7.28 AU

Year: 5710 Days

Day: 14.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,527,399 km

• M1: 198,516 km (0.107 R)
• M2: 709,991 km (0.114 R)
• M3: 1,165,068 km (0.115 R)
• M4: 1,573,321 km (0.098 R)
• M5: 2,218,836 km (0.034 R)
• M6: 3,762,087 km (0.057 R)
• M7: 5,094,256 km (0.055 R)
• M8: 6,284,607 km (0.114 R)
• M9: 7,614,980 km (0.117 R)
• M10: 8,791,867 km (0.091 R)
• M11: 9,906,820 km (0.11 R)
• M12: 10,314,175 km (0.1 R)
• M13: 12,944,405 km (0.09 R)
• M14: 14,559,014 km (0.092 R)
• M15: 15,145,737 km (0.103 R)
• M16: 16,179,608 km (0.074 R)
• M17: 17,784,494 km (0.036 R)
• M18: 19,212,705 km (0.081 R)
• M19: 21,609,562 km (0.072 R)
• M20: 24,362,911 km (0.081 R)
• M21: 25,611,604 km (0.112 R)
• M22: 29,149,743 km (0.098 R)
• M23: 31,714,449 km (0.067 R)
• M24: 33,001,440 km (0.06 R)
• M25: 34,736,775 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.6

Radius: 14.7

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.69 AU - 7.81 AU

Year: 7203 Days

Day: 7.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,527,399 km

• M1: 183,407 km (0.118 R)
• M2: 649,853 km (0.082 R)
• M3: 1,230,143 km (0.085 R)
• M4: 1,863,690 km (0.113 R)
• M5: 2,408,675 km (0.111 R)
• M6: 3,041,325 km (0.09 R)
• M7: 3,523,479 km (0.118 R)
• M8: 4,057,094 km (0.095 R)
• M9: 5,574,465 km (0.116 R)
• M10: 7,952,024 km (0.093 R)
• M11: 9,242,156 km (0.083 R)
• M12: 9,959,329 km (0.03 R)
• M13: 10,532,588 km (0.087 R)
• M14: 12,587,464 km (0.109 R)
• M15: 14,061,901 km (0.08 R)
• M16: 15,766,568 km (0.106 R)
• M17: 16,546,572 km (0.098 R)
• M18: 17,541,846 km (0.113 R)
• M19: 20,414,724 km (0.083 R)
• M20: 21,559,596 km (0.079 R)
• M21: 23,743,426 km (0.041 R)
• M22: 24,292,001 km (0.09 R)
• M23: 27,676,354 km (0.081 R)
• M24: 30,527,689 km (0.116 R)
• M25: 31,363,642 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361

Radius: 13.7

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.96 AU - 8.54 AU

Year: 8743 Days

Day: 10.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,527,399 km

• M1: 170,392 km (0.067 R)
• M2: 682,166 km (0.117 R)
• M3: 1,179,878 km (0.07 R)
• M4: 1,926,073 km (0.085 R)
• M5: 2,476,294 km (0.086 R)
• M6: 2,991,060 km (0.117 R)
• M7: 3,488,922 km (0.114 R)
• M8: 5,010,631 km (0.082 R)
• M9: 5,717,930 km (0.072 R)
• M10: 8,166,997 km (0.054 R)
• M11: 10,115,958 km (0.076 R)
• M12: 12,673,483 km (0.109 R)
• M13: 13,374,798 km (0.057 R)
• M14: 15,152,320 km (0.113 R)
• M15: 17,147,506 km (0.056 R)
• M16: 17,672,595 km (0.05 R)
• M17: 20,387,497 km (0.109 R)
• M18: 22,345,135 km (0.096 R)
• M19: 23,051,087 km (0.05 R)
• M20: 26,718,928 km (0.071 R)

Asteroid Belt

Center: 12.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.7

Radius: 8

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 16 AU - 17.8 AU

Year: 25633 Days

Day: 22.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 84,527,399 km

• M1: 116,836 km (0.079 R)
• M2: 536,608 km (0.034 R)
• M3: 1,100,143 km (0.04 R)
• M4: 1,670,709 km (0.091 R)
• M5: 2,033,484 km (0.077 R)
• M6: 3,051,647 km (0.084 R)
• M7: 3,330,797 km (0.051 R)
• M8: 3,908,693 km (0.109 R)
• M9: 4,205,047 km (0.106 R)
• M10: 4,551,814 km (0.081 R)
• M11: 5,146,316 km (0.097 R)
• M12: 9,147,760 km (0.118 R)
• M13: 9,791,031 km (0.058 R)
• M14: 10,589,734 km (0.108 R)
• M15: 10,908,228 km (0.1 R)
• M16: 11,298,978 km (0.07 R)
• M17: 13,028,030 km (0.078 R)
• M18: 13,616,697 km (0.071 R)
• M19: 18,244,956 km (0.099 R)
• M20: 21,210,435 km (0.065 R)
• M21: 23,285,507 km (0.116 R)
• M22: 25,265,584 km (0.114 R)
• M23: 27,594,374 km (0.079 R)
• M24: 28,564,666 km (0.119 R)
• M25: 30,317,205 km (0.056 R)
• M26: 31,219,729 km (0.025 R)
• M27: 31,743,471 km (0.093 R)
• M28: 35,009,941 km (0.091 R)
• M29: 37,897,629 km (0.035 R)
• M30: 48,724,026 km (0.101 R)
• M31: 50,140,270 km (0.118 R)
• M32: 52,684,181 km (0.112 R)
• M33: 53,426,636 km (0.109 R)
• M34: 59,018,754 km (0.073 R)
• M35: 61,238,038 km (0.1 R)
• M36: 62,265,027 km (0.096 R)
• M37: 62,886,607 km (0.068 R)
• M38: 70,672,577 km (0.06 R)
• M39: 83,769,871 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 15,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit