🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.47 AU - 0.57 AU

Year: 134 Days

Day: 14.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,864,065 km

• M1: 247,584 km (0.03 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.15 AU - 1.25 AU

Year: 469 Days

Day: 13.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.49 AU - 1.99 AU

Year: 818 Days

Day: 28 Hours

Environment

Temp: -51 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.59 AU - 2.55 AU

Year: 1062 Days

Day: 17.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.8 AU - 3.08 AU

Year: 1797 Days

Day: 17.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,864,065 km

• M1: 46,076 km (0.05 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.6

Radius: 13.5

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.93 AU - 6.21 AU

Year: 4686 Days

Day: 10.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,864,065 km

• M1: 167,849 km (0.064 R)
• M2: 728,093 km (0.103 R)
• M3: 2,785,512 km (0.106 R)
• M4: 4,126,208 km (0.069 R)
• M5: 4,597,891 km (0.101 R)
• M6: 6,139,197 km (0.114 R)
• M7: 7,741,540 km (0.059 R)
• M8: 8,502,096 km (0.101 R)
• M9: 9,187,404 km (0.107 R)
• M10: 10,306,396 km (0.106 R)
• M11: 12,353,942 km (0.078 R)
• M12: 13,181,068 km (0.105 R)
• M13: 15,469,317 km (0.106 R)
• M14: 16,925,653 km (0.1 R)
• M15: 18,671,310 km (0.099 R)
• M16: 19,553,339 km (0.037 R)
• M17: 21,109,157 km (0.099 R)
• M18: 26,949,308 km (0.115 R)
• M19: 27,465,421 km (0.052 R)
• M20: 28,517,393 km (0.115 R)
• M21: 29,323,875 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.9

Radius: 9.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.3 AU - 9.84 AU

Year: 10553 Days

Day: 12 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,864,065 km

• M1: 125,363 km (0.104 R)
• M2: 638,933 km (0.099 R)
• M3: 2,095,866 km (0.084 R)
• M4: 2,723,429 km (0.117 R)
• M5: 3,038,034 km (0.055 R)
• M6: 3,691,028 km (0.117 R)
• M7: 3,998,302 km (0.077 R)
• M8: 4,606,717 km (0.074 R)
• M9: 5,339,447 km (0.056 R)
• M10: 5,801,555 km (0.117 R)
• M11: 7,310,250 km (0.114 R)
• M12: 7,756,201 km (0.083 R)
• M13: 8,091,749 km (0.12 R)
• M14: 14,617,806 km (0.077 R)
• M15: 15,326,302 km (0.073 R)
• M16: 15,856,028 km (0.118 R)
• M17: 16,261,139 km (0.041 R)
• M18: 19,446,975 km (0.118 R)
• M19: 20,383,159 km (0.086 R)
• M20: 20,701,952 km (0.06 R)
• M21: 21,926,710 km (0.094 R)
• M22: 30,723,064 km (0.1 R)
• M23: 44,356,816 km (0.096 R)
• M24: 44,892,526 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.8

Radius: 12.3

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.6 AU - 10.42 AU

Year: 11289 Days

Day: 12 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,864,065 km

• M1: 156,779 km (0.107 R)
• M2: 997,070 km (0.117 R)
• M3: 2,628,435 km (0.064 R)
• M4: 4,116,485 km (0.094 R)
• M5: 5,205,856 km (0.114 R)
• M6: 5,853,765 km (0.12 R)
• M7: 7,269,858 km (0.079 R)
• M8: 8,169,241 km (0.11 R)
• M9: 10,502,519 km (0.116 R)
• M10: 14,722,525 km (0.116 R)
• M11: 17,391,052 km (0.093 R)
• M12: 18,450,803 km (0.075 R)
• M13: 19,473,005 km (0.112 R)
• M14: 21,630,057 km (0.114 R)
• M15: 25,348,312 km (0.085 R)
• M16: 26,908,468 km (0.101 R)
• M17: 28,017,437 km (0.081 R)
• M18: 37,762,392 km (0.098 R)
• M19: 41,101,716 km (0.04 R)
• M20: 48,804,959 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340

Radius: 4.2

Gravity: 19.27 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 11.68 AU - 18.22 AU

Year: 20604 Days

Day: 24.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,864,065 km

• M1: 80,334 km (0.112 R)
• M2: 255,364 km (0.047 R)
• M3: 466,745 km (0.116 R)
• M4: 3,638,669 km (0.097 R)
• M5: 5,536,168 km (0.088 R)
• M6: 6,146,378 km (0.047 R)
• M7: 8,149,194 km (0.03 R)
• M8: 9,454,436 km (0.084 R)
• M9: 24,134,624 km (0.114 R)
• M10: 25,542,939 km (0.075 R)
• M11: 29,301,735 km (0.12 R)
• M12: 36,574,136 km (0.059 R)
• M13: 42,755,969 km (0.109 R)
• M14: 46,933,938 km (0.07 R)
• M15: 58,373,388 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333

Radius: 7.1

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 15.08 AU - 15.72 AU

Year: 21542 Days

Day: 18.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,864,065 km

• M1: 99,333 km (0.102 R)
• M2: 335,847 km (0.03 R)
• M3: 605,722 km (0.064 R)
• M4: 1,057,507 km (0.111 R)
• M5: 1,365,529 km (0.111 R)
• M6: 2,013,288 km (0.042 R)
• M7: 3,957,163 km (0.079 R)
• M8: 4,351,802 km (0.07 R)
• M9: 4,907,259 km (0.072 R)
• M10: 5,923,926 km (0.094 R)
• M11: 6,359,405 km (0.091 R)
• M12: 7,205,830 km (0.12 R)
• M13: 7,794,797 km (0.047 R)
• M14: 9,120,384 km (0.1 R)
• M15: 10,138,846 km (0.12 R)
• M16: 14,267,299 km (0.068 R)
• M17: 14,690,511 km (0.082 R)
• M18: 15,710,619 km (0.098 R)
• M19: 17,972,539 km (0.044 R)
• M20: 21,162,264 km (0.06 R)
• M21: 24,109,941 km (0.117 R)
• M22: 26,255,324 km (0.096 R)
• M23: 34,071,513 km (0.037 R)
• M24: 34,954,739 km (0.118 R)
• M25: 35,853,074 km (0.119 R)
• M26: 38,640,532 km (0.087 R)
• M27: 40,017,131 km (0.079 R)
• M28: 48,811,840 km (0.086 R)
• M29: 53,910,734 km (0.044 R)
• M30: 59,172,391 km (0.034 R)
• M31: 59,716,628 km (0.115 R)
• M32: 60,631,119 km (0.101 R)
• M33: 60,999,579 km (0.084 R)
• M34: 62,864,017 km (0.105 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 13,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit