🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.57 AU - 0.67 AU

Year: 180 Days

Day: 15.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.04 AU - 1.3 AU

Year: 467 Days

Day: 47.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,920,437 km

• M1: 37,549 km (0.07 R)
• M2: 474,824 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.26 AU - 1.28 AU

Year: 528 Days

Day: 44.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 169.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,920,437 km

• M1: 42,187 km (0.12 R)
• M2: 212,130 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.48 AU - 2.82 AU

Year: 1592 Days

Day: 13.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.47 AU - 3.61 AU

Year: 2457 Days

Day: 18.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.4

Radius: 9.4

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.4 AU - 5.48 AU

Year: 4681 Days

Day: 12.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,920,437 km

• M1: 117,135 km (0.108 R)
• M2: 496,815 km (0.108 R)
• M3: 888,911 km (0.088 R)
• M4: 1,295,069 km (0.041 R)
• M5: 2,123,691 km (0.104 R)
• M6: 2,505,764 km (0.114 R)
• M7: 2,808,999 km (0.098 R)
• M8: 3,676,816 km (0.083 R)
• M9: 4,070,408 km (0.106 R)
• M10: 4,614,197 km (0.101 R)
• M11: 6,477,438 km (0.095 R)
• M12: 9,421,225 km (0.098 R)
• M13: 10,631,621 km (0.054 R)
• M14: 11,161,647 km (0.111 R)
• M15: 11,755,700 km (0.088 R)
• M16: 15,602,609 km (0.086 R)
• M17: 15,942,495 km (0.025 R)
• M18: 16,287,319 km (0.108 R)
• M19: 16,932,534 km (0.116 R)
• M20: 20,416,818 km (0.083 R)
• M21: 22,147,965 km (0.097 R)
• M22: 24,656,571 km (0.055 R)
• M23: 25,585,425 km (0.117 R)
• M24: 25,979,166 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.2

Radius: 14.1

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.85 AU - 6.37 AU

Year: 4903 Days

Day: 5.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,920,437 km

• M1: 175,329 km (0.072 R)
• M2: 619,335 km (0.112 R)
• M3: 1,296,266 km (0.088 R)
• M4: 2,290,792 km (0.078 R)
• M5: 2,752,152 km (0.118 R)
• M6: 4,072,353 km (0.117 R)
• M7: 4,710,837 km (0.025 R)
• M8: 6,078,760 km (0.103 R)
• M9: 6,647,830 km (0.117 R)
• M10: 7,504,428 km (0.108 R)
• M11: 8,925,757 km (0.117 R)
• M12: 9,930,307 km (0.089 R)
• M13: 10,885,190 km (0.062 R)
• M14: 12,163,952 km (0.079 R)
• M15: 13,540,702 km (0.085 R)
• M16: 14,415,251 km (0.088 R)
• M17: 17,378,485 km (0.104 R)
• M18: 19,122,647 km (0.057 R)
• M19: 20,348,751 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.7

Radius: 14.2

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.53 AU - 9.73 AU

Year: 8553 Days

Day: 6.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,920,437 km

• M1: 236,514 km (0.087 R)
• M2: 778,956 km (0.092 R)
• M3: 1,325,138 km (0.057 R)
• M4: 1,853,368 km (0.111 R)
• M5: 2,537,629 km (0.036 R)
• M6: 3,990,822 km (0.048 R)
• M7: 5,970,750 km (0.037 R)
• M8: 6,475,194 km (0.116 R)
• M9: 7,192,067 km (0.095 R)
• M10: 8,608,909 km (0.077 R)
• M11: 12,750,526 km (0.1 R)
• M12: 20,288,912 km (0.104 R)
• M13: 20,856,337 km (0.077 R)

Asteroid Belt

Center: 9.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992

Radius: 14.6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 10.86 AU - 12.54 AU

Year: 14766 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,920,437 km

• M1: 181,761 km (0.11 R)
• M2: 742,604 km (0.074 R)
• M3: 3,676,966 km (0.087 R)
• M4: 5,490,092 km (0.043 R)
• M5: 7,188,178 km (0.114 R)
• M6: 8,035,650 km (0.035 R)
• M7: 8,637,033 km (0.062 R)
• M8: 9,430,799 km (0.081 R)
• M9: 11,535,492 km (0.104 R)
• M10: 12,831,907 km (0.054 R)
• M11: 16,496,307 km (0.118 R)
• M12: 17,719,419 km (0.069 R)
• M13: 19,532,396 km (0.109 R)
• M14: 20,254,505 km (0.112 R)
• M15: 21,944,661 km (0.103 R)
• M16: 23,423,586 km (0.11 R)
• M17: 26,251,584 km (0.077 R)
• M18: 30,849,175 km (0.074 R)
• M19: 32,326,903 km (0.075 R)
• M20: 33,722,502 km (0.098 R)
• M21: 34,500,560 km (0.081 R)
• M22: 38,290,323 km (0.091 R)
• M23: 42,499,558 km (0.085 R)
• M24: 44,019,772 km (0.035 R)
• M25: 45,891,690 km (0.115 R)
• M26: 51,997,078 km (0.097 R)
• M27: 55,873,010 km (0.089 R)
• M28: 56,597,811 km (0.064 R)
• M29: 65,390,127 km (0.113 R)
• M30: 66,600,074 km (0.063 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.6

Radius: 4.9

Gravity: 14.56 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 10.26 AU - 14.2 AU

Year: 15780 Days

Day: 16 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,920,437 km

• M1: 67,768 km (0.099 R)
• M2: 225,743 km (0.106 R)
• M3: 1,712,896 km (0.044 R)
• M4: 2,480,482 km (0.113 R)
• M5: 2,730,610 km (0.105 R)
• M6: 5,977,333 km (0.105 R)
• M7: 8,878,634 km (0.042 R)
• M8: 10,074,968 km (0.117 R)
• M9: 12,905,210 km (0.083 R)
• M10: 13,152,196 km (0.068 R)
• M11: 15,380,606 km (0.115 R)
• M12: 19,741,833 km (0.117 R)
• M13: 22,291,130 km (0.115 R)
• M14: 24,014,348 km (0.051 R)
• M15: 24,576,387 km (0.113 R)
• M16: 27,825,802 km (0.09 R)
• M17: 29,606,466 km (0.074 R)
• M18: 30,470,094 km (0.101 R)
• M19: 40,443,336 km (0.062 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 14,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit