🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.48 AU - 0.72 AU

Year: 165 Days

Day: 37.5 Hours

Environment

Temp: 222 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,660,678 km

• M1: 20,046 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.51 AU - 1.53 AU

Year: 665 Days

Day: 36.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.34 AU - 3.16 AU

Year: 1618 Days

Day: 13.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.56 AU - 5.22 AU

Year: 3263 Days

Day: 20.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.2

Radius: 14

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.74 AU - 6.02 AU

Year: 5058 Days

Day: 8.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 115.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,660,678 km

• M1: 174,282 km (0.102 R)
• M2: 679,324 km (0.107 R)
• M3: 1,676,095 km (0.069 R)
• M4: 3,266,470 km (0.062 R)
• M5: 4,330,110 km (0.101 R)
• M6: 4,932,541 km (0.112 R)
• M7: 6,085,641 km (0.025 R)
• M8: 7,494,853 km (0.119 R)
• M9: 7,951,576 km (0.113 R)
• M10: 13,313,911 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 10.5

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.49 AU - 8.47 AU

Year: 6542 Days

Day: 10.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,660,678 km

• M1: 133,890 km (0.044 R)
• M2: 887,265 km (0.117 R)
• M3: 1,348,326 km (0.099 R)
• M4: 1,687,464 km (0.107 R)
• M5: 2,111,125 km (0.03 R)
• M6: 2,652,520 km (0.109 R)
• M7: 3,396,171 km (0.089 R)
• M8: 3,726,483 km (0.108 R)
• M9: 5,372,060 km (0.087 R)
• M10: 6,183,927 km (0.115 R)
• M11: 7,585,360 km (0.12 R)
• M12: 8,291,013 km (0.05 R)
• M13: 8,713,627 km (0.059 R)
• M14: 10,550,091 km (0.076 R)
• M15: 11,046,756 km (0.09 R)
• M16: 12,131,789 km (0.117 R)
• M17: 13,049,871 km (0.106 R)
• M18: 22,604,537 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.8

Radius: 3

Gravity: 30.76 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 12.51 AU - 13.47 AU

Year: 16609 Days

Day: 21.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,660,678 km

• M1: 37,250 km (0.09 R)
• M2: 236,963 km (0.061 R)
• M3: 1,104,331 km (0.07 R)
• M4: 1,545,645 km (0.084 R)
• M5: 2,023,910 km (0.045 R)
• M6: 2,762,474 km (0.078 R)
• M7: 2,960,691 km (0.071 R)
• M8: 3,930,983 km (0.096 R)
• M9: 6,208,012 km (0.053 R)
• M10: 7,141,952 km (0.1 R)
• M11: 9,234,527 km (0.119 R)
• M12: 9,777,418 km (0.073 R)
• M13: 13,929,357 km (0.109 R)
• M14: 14,250,394 km (0.043 R)
• M15: 16,637,378 km (0.073 R)
• M16: 17,662,422 km (0.117 R)
• M17: 18,190,503 km (0.107 R)
• M18: 19,041,266 km (0.108 R)
• M19: 28,742,987 km (0.097 R)
• M20: 31,625,738 km (0.066 R)
• M21: 32,291,598 km (0.111 R)
• M22: 39,343,193 km (0.033 R)
• M23: 41,418,414 km (0.054 R)
• M24: 43,565,294 km (0.116 R)
• M25: 44,805,011 km (0.062 R)
• M26: 44,944,137 km (0.08 R)
• M27: 47,066,482 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.3

Radius: 6.2

Gravity: 16.81 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 13.3 AU - 13.36 AU

Year: 17266 Days

Day: 19.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,660,678 km

• M1: 79,586 km (0.085 R)
• M2: 555,457 km (0.092 R)
• M3: 796,758 km (0.088 R)
• M4: 1,363,435 km (0.079 R)
• M5: 1,742,516 km (0.091 R)
• M6: 2,271,045 km (0.1 R)
• M7: 2,949,920 km (0.069 R)
• M8: 3,309,703 km (0.074 R)
• M9: 3,641,063 km (0.039 R)
• M10: 3,933,826 km (0.07 R)
• M11: 4,242,296 km (0.04 R)
• M12: 4,907,558 km (0.064 R)
• M13: 5,375,799 km (0.119 R)
• M14: 6,485,367 km (0.08 R)
• M15: 8,884,917 km (0.119 R)
• M16: 11,693,318 km (0.096 R)
• M17: 12,461,802 km (0.087 R)
• M18: 12,858,386 km (0.104 R)
• M19: 15,797,535 km (0.073 R)
• M20: 16,895,883 km (0.114 R)
• M21: 17,876,946 km (0.115 R)
• M22: 20,770,019 km (0.072 R)
• M23: 22,278,863 km (0.092 R)
• M24: 24,265,971 km (0.085 R)
• M25: 24,780,588 km (0.096 R)
• M26: 27,131,818 km (0.076 R)
• M27: 27,797,977 km (0.052 R)
• M28: 28,361,363 km (0.067 R)
• M29: 29,744,694 km (0.111 R)
• M30: 30,215,628 km (0.117 R)
• M31: 30,931,305 km (0.113 R)
• M32: 33,145,951 km (0.06 R)
• M33: 33,907,105 km (0.11 R)
• M34: 38,580,992 km (0.074 R)
• M35: 40,709,171 km (0.074 R)
• M36: 42,318,694 km (0.108 R)
• M37: 42,615,796 km (0.077 R)
• M38: 52,190,508 km (0.098 R)
• M39: 64,861,747 km (0.109 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 15,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit