🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.64 AU - 0.7 AU

Year: 197 Days

Day: 42.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,674,431 km

• M1: 341,532 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.91 AU - 0.93 AU

Year: 318 Days

Day: 20.6 Hours

Environment

Temp: 91 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.18 AU - 1.18 AU

Year: 461 Days

Day: 35.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.66 AU - 2.3 AU

Year: 1003 Days

Day: 22 Hours

Environment

Temp: -62 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.21 AU - 2.45 AU

Year: 1280 Days

Day: 23.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.93 AU - 4.85 AU

Year: 2761 Days

Day: 36.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,674,431 km

• M1: 2,046,648 km (0.111 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.4

Radius: 14.5

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.88 AU - 7.2 AU

Year: 6019 Days

Day: 5.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 68.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,674,431 km

• M1: 191,186 km (0.066 R)
• M2: 644,617 km (0.093 R)
• M3: 1,510,789 km (0.107 R)
• M4: 2,388,031 km (0.086 R)
• M5: 2,943,488 km (0.076 R)
• M6: 3,584,963 km (0.05 R)
• M7: 4,173,930 km (0.099 R)
• M8: 6,339,659 km (0.107 R)
• M9: 7,205,681 km (0.116 R)
• M10: 9,010,878 km (0.118 R)
• M11: 11,241,981 km (0.032 R)
• M12: 13,233,577 km (0.109 R)
• M13: 15,744,727 km (0.062 R)
• M14: 19,911,327 km (0.043 R)
• M15: 21,111,850 km (0.106 R)
• M16: 26,067,130 km (0.107 R)
• M17: 29,170,388 km (0.105 R)
• M18: 30,074,408 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.4

Radius: 7.2

Gravity: 17.7 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 11.77 AU - 15.85 AU

Year: 18470 Days

Day: 18.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,674,431 km

• M1: 90,208 km (0.11 R)
• M2: 331,808 km (0.11 R)
• M3: 660,624 km (0.111 R)
• M4: 1,133,802 km (0.113 R)
• M5: 2,108,432 km (0.073 R)
• M6: 3,023,223 km (0.114 R)
• M7: 3,673,974 km (0.09 R)
• M8: 4,081,180 km (0.094 R)
• M9: 5,098,295 km (0.068 R)
• M10: 5,645,524 km (0.077 R)
• M11: 6,102,546 km (0.115 R)
• M12: 7,185,335 km (0.083 R)
• M13: 7,523,875 km (0.104 R)
• M14: 12,255,207 km (0.115 R)
• M15: 14,191,602 km (0.106 R)
• M16: 14,648,175 km (0.032 R)
• M17: 15,832,242 km (0.067 R)
• M18: 16,993,869 km (0.096 R)
• M19: 17,595,552 km (0.085 R)
• M20: 24,198,802 km (0.11 R)
• M21: 24,740,945 km (0.058 R)
• M22: 27,691,613 km (0.067 R)
• M23: 29,866,467 km (0.074 R)
• M24: 31,122,790 km (0.054 R)
• M25: 34,145,116 km (0.086 R)
• M26: 35,937,298 km (0.062 R)
• M27: 40,918,907 km (0.098 R)
• M28: 41,688,289 km (0.061 R)
• M29: 42,624,173 km (0.098 R)
• M30: 45,680,458 km (0.118 R)
• M31: 49,224,880 km (0.12 R)
• M32: 60,155,697 km (0.09 R)
• M33: 65,866,147 km (0.083 R)
• M34: 70,598,676 km (0.045 R)
• M35: 71,482,799 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.9

Radius: 3.5

Gravity: 44.24 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 13.66 AU - 17.66 AU

Year: 22303 Days

Day: 15.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,674,431 km

• M1: 43,832 km (0.088 R)
• M2: 209,736 km (0.096 R)
• M3: 365,019 km (0.062 R)
• M4: 530,175 km (0.049 R)
• M5: 1,142,180 km (0.068 R)
• M6: 3,314,042 km (0.109 R)
• M7: 3,572,098 km (0.032 R)
• M8: 3,843,468 km (0.115 R)
• M9: 6,098,806 km (0.094 R)
• M10: 10,494,889 km (0.07 R)
• M11: 11,176,307 km (0.108 R)
• M12: 12,219,304 km (0.115 R)
• M13: 12,833,702 km (0.112 R)
• M14: 12,972,978 km (0.079 R)
• M15: 15,030,248 km (0.057 R)
• M16: 16,543,729 km (0.11 R)
• M17: 18,508,099 km (0.103 R)
• M18: 30,691,050 km (0.034 R)
• M19: 31,190,707 km (0.11 R)
• M20: 36,768,913 km (0.106 R)
• M21: 38,766,493 km (0.093 R)
• M22: 39,497,129 km (0.056 R)
• M23: 41,136,722 km (0.12 R)
• M24: 42,357,291 km (0.056 R)
• M25: 46,163,210 km (0.047 R)
• M26: 54,628,954 km (0.105 R)
• M27: 62,461,300 km (0.115 R)
• M28: 63,062,085 km (0.114 R)
• M29: 66,123,904 km (0.119 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 16,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit