🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.61 AU - 0.61 AU

Year: 313 Days

Day: 42.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.5

Radius: 15

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.69 AU - 1.09 AU

Year: 551 Days

Day: 6.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,593,719 km

• M1: 186,549 km (0.066 R)
• M2: 662,868 km (0.096 R)
• M3: 1,241,214 km (0.03 R)
• M4: 1,787,246 km (0.032 R)
• M5: 2,901,600 km (0.104 R)
• M6: 3,924,251 km (0.114 R)
• M7: 4,453,828 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.1

Radius: 11.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.99 AU - 1.19 AU

Year: 747 Days

Day: 13.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,593,719 km

• M1: 145,559 km (0.099 R)
• M2: 533,765 km (0.114 R)
• M3: 1,084,136 km (0.114 R)
• M4: 1,893,909 km (0.118 R)
• M5: 2,313,681 km (0.068 R)
• M6: 2,714,005 km (0.084 R)
• M7: 3,140,658 km (0.087 R)
• M8: 3,568,508 km (0.116 R)
• M9: 3,976,162 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186

Radius: 10.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.21 AU - 1.31 AU

Year: 928 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,593,719 km

• M1: 128,056 km (0.12 R)
• M2: 451,636 km (0.108 R)
• M3: 796,160 km (0.099 R)
• M4: 1,252,284 km (0.076 R)
• M5: 1,642,585 km (0.068 R)
• M6: 1,994,439 km (0.09 R)
• M7: 2,340,309 km (0.114 R)
• M8: 3,063,465 km (0.12 R)
• M9: 3,983,193 km (0.11 R)
• M10: 4,347,015 km (0.111 R)
• M11: 4,856,396 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.5

Radius: 12.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.37 AU - 1.49 AU

Year: 1122 Days

Day: 11.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,593,719 km

• M1: 156,928 km (0.025 R)
• M2: 759,209 km (0.041 R)
• M3: 1,168,060 km (0.071 R)
• M4: 1,606,980 km (0.097 R)
• M5: 2,057,420 km (0.088 R)
• M6: 2,582,059 km (0.085 R)
• M7: 4,494,668 km (0.069 R)
• M8: 5,229,942 km (0.044 R)
• M9: 6,531,443 km (0.09 R)
• M10: 7,323,115 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.6

Radius: 11.4

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.22 AU - 1.9 AU

Year: 1278 Days

Day: 11 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,593,719 km

• M1: 141,819 km (0.042 R)
• M2: 556,654 km (0.028 R)
• M3: 914,043 km (0.061 R)
• M4: 1,576,911 km (0.089 R)
• M5: 2,222,725 km (0.109 R)
• M6: 2,887,089 km (0.085 R)
• M7: 3,874,585 km (0.086 R)
• M8: 4,743,748 km (0.054 R)
• M9: 6,343,249 km (0.031 R)
• M10: 6,916,059 km (0.119 R)
• M11: 9,900,387 km (0.061 R)
• M12: 11,106,744 km (0.118 R)
• M13: 11,483,581 km (0.062 R)
• M14: 12,082,870 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.2

Radius: 8.6

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.29 AU - 5.59 AU

Year: 8324 Days

Day: 10.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,593,719 km

• M1: 376,687 km (0.099 R)
• M2: 674,986 km (0.08 R)
• M3: 1,263,055 km (0.104 R)
• M4: 1,556,117 km (0.104 R)
• M5: 2,247,110 km (0.105 R)
• M6: 2,525,212 km (0.118 R)
• M7: 2,910,576 km (0.116 R)
• M8: 4,335,795 km (0.088 R)
• M9: 4,680,917 km (0.06 R)
• M10: 7,230,514 km (0.108 R)
• M11: 8,891,499 km (0.066 R)
• M12: 10,432,656 km (0.074 R)
• M13: 13,912,004 km (0.101 R)
• M14: 16,526,974 km (0.062 R)
• M15: 17,949,800 km (0.109 R)
• M16: 18,766,454 km (0.092 R)
• M17: 22,792,582 km (0.045 R)
• M18: 24,552,751 km (0.09 R)
• M19: 25,744,298 km (0.032 R)
• M20: 30,374,352 km (0.042 R)
• M21: 40,229,411 km (0.074 R)
• M22: 42,141,720 km (0.051 R)
• M23: 45,190,525 km (0.06 R)

Asteroid Belt

Center: 6.86 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.2

Radius: 7.3

Gravity: 12.33 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7 AU - 9.54 AU

Year: 15602 Days

Day: 17 Hours

Environment

Temp: -224 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,593,719 km

• M1: 90,806 km (0.11 R)
• M2: 397,332 km (0.107 R)
• M3: 904,469 km (0.096 R)
• M4: 1,411,456 km (0.103 R)
• M5: 3,602,915 km (0.102 R)
• M6: 4,897,086 km (0.11 R)
• M7: 5,838,954 km (0.09 R)
• M8: 7,746,327 km (0.104 R)
• M9: 8,613,995 km (0.032 R)
• M10: 10,370,573 km (0.087 R)
• M11: 14,223,018 km (0.042 R)
• M12: 16,737,758 km (0.078 R)
• M13: 18,017,717 km (0.101 R)
• M14: 20,501,790 km (0.117 R)
• M15: 29,536,155 km (0.117 R)
• M16: 33,589,509 km (0.073 R)
• M17: 34,848,674 km (0.104 R)
• M18: 36,269,854 km (0.07 R)
• M19: 47,160,280 km (0.098 R)
• M20: 54,364,913 km (0.052 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 14,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit