🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.65 AU - 0.75 AU

Year: 212 Days

Day: 27.3 Hours

Environment

Temp: 205 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,614,935 km

• M1: 56,847 km (0.061 R)
• M2: 260,300 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.65 AU - 0.81 AU

Year: 226 Days

Day: 27.8 Hours

Environment

Temp: 200 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.74 AU - 1.08 AU

Year: 314 Days

Day: 31.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.76 AU - 1.16 AU

Year: 340 Days

Day: 29.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.45 AU - 1.91 AU

Year: 788 Days

Day: 15.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.69 AU - 3.85 AU

Year: 2139 Days

Day: 17.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 12.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.74 AU - 5.78 AU

Year: 4363 Days

Day: 12.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,614,935 km

• M1: 154,235 km (0.084 R)
• M2: 586,124 km (0.054 R)
• M3: 1,134,999 km (0.086 R)
• M4: 1,968,858 km (0.08 R)
• M5: 2,424,084 km (0.114 R)
• M6: 2,848,643 km (0.109 R)
• M7: 3,360,417 km (0.107 R)
• M8: 3,995,909 km (0.047 R)
• M9: 4,950,493 km (0.07 R)
• M10: 5,534,672 km (0.103 R)
• M11: 7,898,768 km (0.108 R)
• M12: 9,173,341 km (0.12 R)
• M13: 10,296,373 km (0.12 R)
• M14: 11,165,237 km (0.079 R)
• M15: 12,217,359 km (0.069 R)
• M16: 13,382,577 km (0.111 R)
• M17: 13,918,137 km (0.106 R)
• M18: 14,620,350 km (0.068 R)
• M19: 16,479,701 km (0.066 R)
• M20: 18,253,932 km (0.114 R)
• M21: 19,095,719 km (0.086 R)
• M22: 20,662,907 km (0.103 R)
• M23: 22,450,152 km (0.104 R)
• M24: 22,860,799 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.1

Radius: 14

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.74 AU - 6.96 AU

Year: 5117 Days

Day: 5.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,614,935 km

• M1: 179,966 km (0.053 R)
• M2: 623,075 km (0.072 R)
• M3: 1,327,382 km (0.079 R)
• M4: 1,996,982 km (0.089 R)
• M5: 5,547,388 km (0.094 R)
• M6: 7,251,308 km (0.072 R)
• M7: 8,076,041 km (0.075 R)
• M8: 8,876,689 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.2

Radius: 10.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.44 AU - 7.26 AU

Year: 5787 Days

Day: 9 Hours

Environment

Temp: -155 °C

Axial Tilt: 92.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,614,935 km

• M1: 134,638 km (0.044 R)
• M2: 506,090 km (0.053 R)
• M3: 894,446 km (0.051 R)
• M4: 1,486,853 km (0.108 R)
• M5: 3,476,954 km (0.104 R)
• M6: 4,869,261 km (0.112 R)
• M7: 6,824,655 km (0.076 R)
• M8: 7,977,456 km (0.086 R)
• M9: 9,176,782 km (0.05 R)
• M10: 9,902,182 km (0.072 R)
• M11: 10,665,431 km (0.078 R)
• M12: 11,195,605 km (0.081 R)
• M13: 12,794,059 km (0.109 R)
• M14: 13,699,425 km (0.088 R)
• M15: 15,191,813 km (0.102 R)
• M16: 15,806,810 km (0.067 R)
• M17: 16,496,606 km (0.116 R)
• M18: 19,134,016 km (0.029 R)
• M19: 21,548,526 km (0.074 R)
• M20: 22,901,489 km (0.09 R)
• M21: 27,463,626 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.5

Radius: 4.2

Gravity: 42.38 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 14.98 AU - 17.86 AU

Year: 24063 Days

Day: 20 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,614,935 km

• M1: 52,808 km (0.109 R)
• M2: 284,984 km (0.063 R)
• M3: 495,019 km (0.111 R)
• M4: 3,120,612 km (0.119 R)
• M5: 3,502,535 km (0.093 R)
• M6: 4,648,155 km (0.091 R)
• M7: 7,699,653 km (0.1 R)
• M8: 9,664,022 km (0.078 R)
• M9: 13,920,381 km (0.119 R)
• M10: 14,547,047 km (0.102 R)
• M11: 16,367,204 km (0.045 R)
• M12: 16,626,607 km (0.119 R)
• M13: 16,801,187 km (0.066 R)
• M14: 18,520,067 km (0.089 R)
• M15: 21,159,272 km (0.075 R)
• M16: 22,197,033 km (0.118 R)
• M17: 23,377,360 km (0.09 R)
• M18: 23,706,475 km (0.106 R)
• M19: 23,927,581 km (0.092 R)
• M20: 25,282,938 km (0.101 R)
• M21: 27,654,214 km (0.107 R)
• M22: 27,899,105 km (0.095 R)
• M23: 29,399,572 km (0.032 R)
• M24: 32,153,370 km (0.045 R)
• M25: 34,081,686 km (0.12 R)
• M26: 36,085,699 km (0.112 R)
• M27: 40,326,649 km (0.082 R)
• M28: 43,883,189 km (0.093 R)
• M29: 47,118,093 km (0.103 R)
• M30: 51,426,961 km (0.106 R)
• M31: 51,797,365 km (0.057 R)
• M32: 52,356,412 km (0.026 R)
• M33: 57,769,761 km (0.118 R)
• M34: 58,976,417 km (0.068 R)
• M35: 59,994,730 km (0.026 R)
• M36: 69,240,028 km (0.076 R)
• M37: 71,058,689 km (0.12 R)
• M38: 77,188,911 km (0.099 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 19,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit