🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.62 AU - 0.78 AU

Year: 215 Days

Day: 20.2 Hours

Environment

Temp: 196 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,840,822 km

• M1: 93,947 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.69 AU - 0.81 AU

Year: 238 Days

Day: 30 Hours

Environment

Temp: 182 °C

Axial Tilt: 43.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,840,822 km

• M1: 39,943 km (0.103 R)
• M2: 161,416 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.23 AU - 2.47 AU

Year: 1322 Days

Day: 40.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.78 AU - 3.04 AU

Year: 1822 Days

Day: 44.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,840,822 km

• M1: 275,559 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.65 AU - 4.09 AU

Year: 2271 Days

Day: 31.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.4

Radius: 14.5

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.39 AU - 10.23 AU

Year: 11279 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,840,822 km

• M1: 180,415 km (0.107 R)
• M2: 637,137 km (0.104 R)
• M3: 1,894,657 km (0.105 R)
• M4: 3,049,702 km (0.09 R)
• M5: 3,558,933 km (0.068 R)
• M6: 5,540,058 km (0.117 R)
• M7: 8,218,009 km (0.03 R)
• M8: 12,456,566 km (0.1 R)
• M9: 13,282,496 km (0.103 R)
• M10: 15,709,572 km (0.049 R)
• M11: 17,387,013 km (0.06 R)
• M12: 19,805,711 km (0.043 R)
• M13: 21,178,122 km (0.111 R)
• M14: 22,184,616 km (0.092 R)
• M15: 24,565,466 km (0.078 R)
• M16: 25,770,627 km (0.079 R)
• M17: 32,066,304 km (0.112 R)
• M18: 34,641,481 km (0.118 R)
• M19: 36,750,662 km (0.072 R)
• M20: 39,193,445 km (0.074 R)
• M21: 45,770,665 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.5

Radius: 3.9

Gravity: 61.57 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.05 AU - 15.63 AU

Year: 16890 Days

Day: 20 Hours

Environment

Temp: -194 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,840,822 km

• M1: 48,470 km (0.081 R)
• M2: 329,265 km (0.079 R)
• M3: 736,919 km (0.059 R)
• M4: 884,722 km (0.117 R)
• M5: 1,328,429 km (0.104 R)
• M6: 1,532,630 km (0.12 R)
• M7: 2,360,654 km (0.103 R)
• M8: 2,613,026 km (0.098 R)
• M9: 4,056,645 km (0.07 R)
• M10: 4,910,401 km (0.091 R)
• M11: 5,555,317 km (0.085 R)
• M12: 7,339,870 km (0.069 R)
• M13: 7,629,641 km (0.1 R)
• M14: 8,180,460 km (0.074 R)
• M15: 9,360,937 km (0.114 R)
• M16: 10,650,321 km (0.037 R)
• M17: 11,789,958 km (0.117 R)
• M18: 11,921,305 km (0.06 R)
• M19: 12,524,932 km (0.05 R)
• M20: 13,219,216 km (0.118 R)
• M21: 16,091,944 km (0.11 R)
• M22: 20,755,358 km (0.095 R)
• M23: 22,222,165 km (0.101 R)
• M24: 23,134,712 km (0.096 R)
• M25: 23,966,626 km (0.107 R)
• M26: 26,244,702 km (0.096 R)
• M27: 26,581,597 km (0.082 R)
• M28: 43,630,668 km (0.088 R)
• M29: 44,261,522 km (0.119 R)
• M30: 46,353,798 km (0.099 R)
• M31: 53,742,736 km (0.089 R)
• M32: 57,999,394 km (0.112 R)
• M33: 59,145,613 km (0.077 R)
• M34: 61,483,229 km (0.063 R)
• M35: 67,595,199 km (0.074 R)
• M36: 74,547,611 km (0.086 R)
• M37: 74,772,307 km (0.08 R)
• M38: 74,997,302 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.9

Radius: 6.5

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.97 AU - 19.33 AU

Year: 28385 Days

Day: 15.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,840,822 km

• M1: 80,783 km (0.068 R)
• M2: 353,949 km (0.109 R)
• M3: 681,867 km (0.079 R)
• M4: 925,113 km (0.094 R)
• M5: 1,577,809 km (0.07 R)
• M6: 2,028,996 km (0.065 R)
• M7: 8,858,737 km (0.101 R)
• M8: 15,318,224 km (0.12 R)
• M9: 17,564,136 km (0.027 R)
• M10: 18,489,549 km (0.111 R)
• M11: 24,544,822 km (0.057 R)
• M12: 28,958,707 km (0.092 R)
• M13: 29,706,397 km (0.069 R)
• M14: 33,405,504 km (0.084 R)
• M15: 35,912,914 km (0.065 R)
• M16: 38,671,199 km (0.102 R)
• M17: 39,447,313 km (0.049 R)
• M18: 44,182,684 km (0.053 R)
• M19: 44,746,967 km (0.077 R)
• M20: 47,051,821 km (0.118 R)
• M21: 47,345,482 km (0.101 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 558 - 14,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit