🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.71 AU - 0.73 AU

Year: 220 Days

Day: 34.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.98 AU - 1.02 AU

Year: 360 Days

Day: 14 Hours

Environment

Temp: 42 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.35 AU - 2.11 AU

Year: 819 Days

Day: 45.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.74 AU - 2.54 AU

Year: 1127 Days

Day: 14.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.41 AU - 2.97 AU

Year: 1588 Days

Day: 27.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.6 AU - 5.36 AU

Year: 3413 Days

Day: 28.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.8

Radius: 10.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.63 AU - 9.75 AU

Year: 10026 Days

Day: 6.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,804,165 km

• M1: 159,172 km (0.096 R)
• M2: 645,814 km (0.087 R)
• M3: 1,138,290 km (0.042 R)
• M4: 1,586,186 km (0.057 R)
• M5: 2,092,725 km (0.11 R)
• M6: 2,424,233 km (0.116 R)
• M7: 4,452,481 km (0.031 R)
• M8: 5,836,711 km (0.083 R)
• M9: 6,223,571 km (0.105 R)
• M10: 7,049,351 km (0.116 R)
• M11: 8,054,499 km (0.096 R)
• M12: 8,995,619 km (0.087 R)
• M13: 9,841,446 km (0.1 R)
• M14: 10,783,463 km (0.068 R)
• M15: 13,451,841 km (0.05 R)
• M16: 14,076,112 km (0.083 R)
• M17: 14,774,286 km (0.092 R)
• M18: 15,778,835 km (0.066 R)
• M19: 16,768,725 km (0.081 R)
• M20: 17,309,371 km (0.105 R)
• M21: 20,663,355 km (0.114 R)
• M22: 22,783,606 km (0.088 R)
• M23: 27,204,522 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.9

Radius: 12

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.22 AU - 10.28 AU

Year: 10957 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,804,165 km

• M1: 153,637 km (0.114 R)
• M2: 621,130 km (0.113 R)
• M3: 2,188,318 km (0.066 R)
• M4: 3,801,880 km (0.036 R)
• M5: 6,199,934 km (0.12 R)
• M6: 7,425,889 km (0.094 R)
• M7: 7,975,362 km (0.112 R)
• M8: 9,024,043 km (0.113 R)
• M9: 9,559,005 km (0.096 R)
• M10: 12,126,254 km (0.05 R)
• M11: 13,113,301 km (0.086 R)
• M12: 15,246,865 km (0.111 R)
• M13: 15,750,861 km (0.068 R)
• M14: 17,261,799 km (0.105 R)
• M15: 18,867,283 km (0.088 R)
• M16: 23,354,771 km (0.103 R)
• M17: 24,024,969 km (0.06 R)
• M18: 24,707,884 km (0.119 R)
• M19: 25,579,740 km (0.056 R)
• M20: 28,412,974 km (0.105 R)
• M21: 30,447,206 km (0.034 R)
• M22: 35,568,390 km (0.104 R)
• M23: 36,904,748 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.8

Radius: 3.1

Gravity: 23.91 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 11.41 AU - 18.23 AU

Year: 20533 Days

Day: 15.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,804,165 km

• M1: 38,596 km (0.083 R)
• M2: 165,006 km (0.089 R)
• M3: 362,625 km (0.115 R)
• M4: 495,019 km (0.116 R)
• M5: 951,143 km (0.076 R)
• M6: 1,193,641 km (0.088 R)
• M7: 2,383,543 km (0.106 R)
• M8: 5,136,592 km (0.1 R)
• M9: 5,514,477 km (0.113 R)
• M10: 5,764,455 km (0.033 R)
• M11: 6,480,879 km (0.064 R)
• M12: 7,774,302 km (0.082 R)
• M13: 7,997,801 km (0.062 R)
• M14: 9,230,039 km (0.033 R)
• M15: 11,827,058 km (0.096 R)
• M16: 13,102,081 km (0.118 R)
• M17: 15,778,686 km (0.069 R)
• M18: 16,500,645 km (0.111 R)
• M19: 17,701,018 km (0.032 R)
• M20: 21,300,044 km (0.096 R)
• M21: 23,361,951 km (0.119 R)
• M22: 25,162,661 km (0.094 R)
• M23: 25,749,833 km (0.041 R)
• M24: 30,559,404 km (0.096 R)
• M25: 31,115,609 km (0.066 R)
• M26: 37,306,418 km (0.108 R)
• M27: 38,197,722 km (0.095 R)
• M28: 41,768,773 km (0.059 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 16,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit