🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.74 AU - 0.92 AU

Year: 272 Days

Day: 46 Hours

Environment

Temp: 174 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.87 AU - 0.93 AU

Year: 307 Days

Day: 46.7 Hours

Environment

Temp: 88 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.76 AU - 1.18 AU

Year: 344 Days

Day: 21.6 Hours

Environment

Temp: 105 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.99 AU - 1.21 AU

Year: 415 Days

Day: 44.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 45.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.32 AU - 2.46 AU

Year: 1330 Days

Day: 32.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.3

Radius: 14.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.87 AU - 7.13 AU

Year: 5289 Days

Day: 5.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,603,959 km

• M1: 180,415 km (0.051 R)
• M2: 1,405,771 km (0.07 R)
• M3: 2,662,543 km (0.046 R)
• M4: 3,414,721 km (0.088 R)
• M5: 4,550,917 km (0.109 R)
• M6: 5,448,504 km (0.098 R)
• M7: 5,953,696 km (0.051 R)
• M8: 7,499,192 km (0.089 R)
• M9: 10,299,365 km (0.078 R)
• M10: 10,867,388 km (0.03 R)
• M11: 13,881,486 km (0.113 R)
• M12: 20,288,463 km (0.107 R)
• M13: 22,573,870 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.6

Radius: 11.4

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.61 AU - 11.47 AU

Year: 10605 Days

Day: 13.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,603,959 km

• M1: 141,819 km (0.115 R)
• M2: 657,632 km (0.116 R)
• M3: 1,504,955 km (0.092 R)
• M4: 1,903,932 km (0.099 R)
• M5: 2,559,021 km (0.103 R)
• M6: 3,550,705 km (0.051 R)
• M7: 4,702,908 km (0.115 R)
• M8: 5,749,495 km (0.061 R)
• M9: 6,573,630 km (0.118 R)
• M10: 7,879,918 km (0.107 R)
• M11: 9,521,605 km (0.107 R)
• M12: 9,910,560 km (0.117 R)
• M13: 11,094,328 km (0.102 R)
• M14: 11,868,347 km (0.104 R)
• M15: 12,523,436 km (0.089 R)
• M16: 13,632,405 km (0.034 R)
• M17: 14,238,875 km (0.084 R)
• M18: 15,036,680 km (0.096 R)
• M19: 16,350,150 km (0.114 R)
• M20: 17,738,717 km (0.115 R)
• M21: 18,595,315 km (0.049 R)
• M22: 19,966,828 km (0.1 R)
• M23: 23,142,043 km (0.092 R)
• M24: 27,153,958 km (0.11 R)
• M25: 29,918,677 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.6

Radius: 8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.72 AU - 18.79 AU

Year: 23575 Days

Day: 18.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,603,959 km

• M1: 99,483 km (0.052 R)
• M2: 359,484 km (0.089 R)
• M3: 689,796 km (0.104 R)
• M4: 1,573,022 km (0.077 R)
• M5: 1,827,188 km (0.11 R)
• M6: 2,537,180 km (0.079 R)
• M7: 2,889,782 km (0.084 R)
• M8: 3,298,633 km (0.118 R)
• M9: 4,639,628 km (0.096 R)
• M10: 6,091,625 km (0.086 R)
• M11: 6,687,922 km (0.077 R)
• M12: 10,063,898 km (0.086 R)
• M13: 11,220,588 km (0.078 R)
• M14: 12,937,523 km (0.1 R)
• M15: 14,691,708 km (0.101 R)
• M16: 15,287,556 km (0.117 R)
• M17: 17,833,712 km (0.079 R)
• M18: 18,511,839 km (0.111 R)
• M19: 25,503,445 km (0.072 R)
• M20: 30,000,357 km (0.034 R)
• M21: 31,718,788 km (0.046 R)
• M22: 32,269,009 km (0.091 R)
• M23: 36,180,544 km (0.1 R)
• M24: 39,630,271 km (0.081 R)
• M25: 40,913,671 km (0.088 R)
• M26: 43,024,348 km (0.109 R)
• M27: 44,516,886 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.9

Radius: 7.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 14.19 AU - 19.17 AU

Year: 24517 Days

Day: 18.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,603,959 km

• M1: 96,640 km (0.108 R)
• M2: 414,087 km (0.061 R)
• M3: 1,038,060 km (0.063 R)
• M4: 1,491,940 km (0.114 R)
• M5: 2,475,695 km (0.104 R)
• M6: 2,930,323 km (0.112 R)
• M7: 3,214,260 km (0.114 R)
• M8: 3,810,557 km (0.06 R)
• M9: 4,297,049 km (0.07 R)
• M10: 4,539,847 km (0.077 R)
• M11: 5,153,946 km (0.104 R)
• M12: 5,822,050 km (0.096 R)
• M13: 7,721,943 km (0.05 R)
• M14: 7,991,069 km (0.096 R)
• M15: 9,533,872 km (0.089 R)
• M16: 10,648,376 km (0.094 R)
• M17: 11,265,617 km (0.067 R)
• M18: 11,847,403 km (0.056 R)
• M19: 14,241,418 km (0.11 R)
• M20: 16,054,095 km (0.091 R)
• M21: 17,167,104 km (0.11 R)
• M22: 20,814,150 km (0.039 R)
• M23: 27,881,303 km (0.113 R)
• M24: 31,151,213 km (0.102 R)
• M25: 35,897,056 km (0.119 R)
• M26: 37,794,256 km (0.11 R)
• M27: 44,744,125 km (0.095 R)
• M28: 52,982,031 km (0.117 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 14,698 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit