🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.64 AU - 1 AU

Year: 283 Days

Day: 38.6 Hours

Environment

Temp: 66 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.84 AU - 1.24 AU

Year: 404 Days

Day: 34.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 172.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.08 AU - 1.32 AU

Year: 501 Days

Day: 22.2 Hours

Environment

Temp: -26 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.02 AU - 1.48 AU

Year: 532 Days

Day: 34.5 Hours

Environment

Temp: -25 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.83 AU - 2.29 AU

Year: 1126 Days

Day: 47.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.9

Radius: 12.3

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.41 AU - 5.09 AU

Year: 3942 Days

Day: 10.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,483,619 km

• M1: 153,039 km (0.115 R)
• M2: 567,425 km (0.096 R)
• M3: 1,101,938 km (0.067 R)
• M4: 1,710,652 km (0.112 R)
• M5: 5,953,397 km (0.078 R)
• M6: 9,550,328 km (0.093 R)
• M7: 13,572,267 km (0.094 R)
• M8: 14,023,604 km (0.091 R)
• M9: 15,147,682 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 13.9

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.77 AU - 5.45 AU

Year: 4399 Days

Day: 11.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,483,619 km

• M1: 182,659 km (0.101 R)
• M2: 887,115 km (0.11 R)
• M3: 1,405,023 km (0.083 R)
• M4: 2,874,673 km (0.086 R)
• M5: 5,801,705 km (0.115 R)
• M6: 6,354,469 km (0.078 R)
• M7: 7,566,361 km (0.104 R)
• M8: 8,814,007 km (0.111 R)
• M9: 10,872,025 km (0.073 R)
• M10: 11,354,927 km (0.03 R)
• M11: 13,183,911 km (0.107 R)
• M12: 16,773,212 km (0.113 R)
• M13: 18,020,709 km (0.078 R)
• M14: 20,566,715 km (0.096 R)
• M15: 24,001,931 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367

Radius: 8.9

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.17 AU - 8.43 AU

Year: 7511 Days

Day: 9.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,483,619 km

• M1: 116,986 km (0.073 R)
• M2: 407,505 km (0.08 R)
• M3: 734,675 km (0.108 R)
• M4: 1,131,857 km (0.097 R)
• M5: 1,438,533 km (0.042 R)
• M6: 1,828,385 km (0.106 R)
• M7: 2,352,576 km (0.076 R)
• M8: 3,012,452 km (0.098 R)
• M9: 3,722,743 km (0.097 R)
• M10: 5,158,434 km (0.113 R)
• M11: 6,173,156 km (0.108 R)
• M12: 6,528,451 km (0.117 R)
• M13: 14,575,171 km (0.101 R)
• M14: 15,975,856 km (0.034 R)
• M15: 16,708,885 km (0.101 R)
• M16: 19,797,333 km (0.047 R)
• M17: 21,733,579 km (0.114 R)
• M18: 23,324,402 km (0.096 R)
• M19: 26,229,593 km (0.082 R)
• M20: 27,421,888 km (0.12 R)
• M21: 29,187,143 km (0.066 R)
• M22: 30,281,900 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219

Radius: 5.7

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 10.9 AU - 14.16 AU

Year: 16890 Days

Day: 19.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,483,619 km

• M1: 76,744 km (0.032 R)
• M2: 257,458 km (0.089 R)
• M3: 519,404 km (0.048 R)
• M4: 720,613 km (0.047 R)
• M5: 954,285 km (0.1 R)
• M6: 1,156,691 km (0.051 R)
• M7: 1,723,667 km (0.046 R)
• M8: 2,440,988 km (0.112 R)
• M9: 2,953,062 km (0.094 R)
• M10: 3,633,732 km (0.061 R)
• M11: 3,812,801 km (0.039 R)
• M12: 4,133,389 km (0.119 R)
• M13: 4,356,888 km (0.084 R)
• M14: 4,889,606 km (0.074 R)
• M15: 5,531,232 km (0.112 R)
• M16: 6,373,617 km (0.098 R)
• M17: 12,011,063 km (0.107 R)
• M18: 13,658,435 km (0.1 R)
• M19: 14,155,549 km (0.095 R)
• M20: 15,450,917 km (0.082 R)
• M21: 16,264,879 km (0.107 R)
• M22: 19,417,205 km (0.058 R)
• M23: 20,849,754 km (0.102 R)
• M24: 21,425,407 km (0.107 R)
• M25: 25,381,523 km (0.069 R)
• M26: 26,417,638 km (0.074 R)
• M27: 29,695,028 km (0.076 R)
• M28: 41,391,038 km (0.074 R)
• M29: 42,956,729 km (0.118 R)
• M30: 43,221,518 km (0.077 R)
• M31: 45,241,687 km (0.096 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 20,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit