🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.68 AU - 0.74 AU

Year: 229 Days

Day: 39 Hours

Environment

Temp: 108 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.77 AU - 0.85 AU

Year: 279 Days

Day: 32.8 Hours

Environment

Temp: 47 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.8

Radius: 9.3

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.5 AU - 4.7 AU

Year: 3778 Days

Day: 13.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,712,519 km

• M1: 115,789 km (0.092 R)
• M2: 413,489 km (0.119 R)
• M3: 1,028,186 km (0.119 R)
• M4: 1,714,691 km (0.076 R)
• M5: 2,481,829 km (0.059 R)
• M6: 3,147,689 km (0.108 R)
• M7: 4,883,024 km (0.073 R)
• M8: 8,228,780 km (0.096 R)
• M9: 8,675,929 km (0.039 R)
• M10: 9,218,071 km (0.113 R)
• M11: 9,700,524 km (0.097 R)
• M12: 10,115,359 km (0.05 R)
• M13: 11,523,075 km (0.086 R)
• M14: 12,612,596 km (0.102 R)
• M15: 13,207,547 km (0.108 R)
• M16: 19,173,660 km (0.102 R)
• M17: 23,545,508 km (0.082 R)
• M18: 24,144,348 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 8

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.55 AU - 5.63 AU

Year: 4397 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,712,519 km

• M1: 99,632 km (0.09 R)
• M2: 464,651 km (0.109 R)
• M3: 1,370,915 km (0.109 R)
• M4: 1,806,095 km (0.081 R)
• M5: 3,321,821 km (0.119 R)
• M6: 6,160,440 km (0.025 R)
• M7: 7,438,455 km (0.055 R)
• M8: 8,813,259 km (0.077 R)
• M9: 9,172,893 km (0.081 R)
• M10: 11,244,374 km (0.068 R)
• M11: 13,001,102 km (0.113 R)
• M12: 17,778,211 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.8

Radius: 12.2

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.11 AU - 5.37 AU

Year: 4593 Days

Day: 5 Hours

Environment

Temp: -157 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,712,519 km

• M1: 157,975 km (0.064 R)
• M2: 743,801 km (0.095 R)
• M3: 1,547,291 km (0.09 R)
• M4: 2,109,928 km (0.1 R)
• M5: 2,639,505 km (0.082 R)
• M6: 3,338,725 km (0.101 R)
• M7: 4,403,563 km (0.047 R)
• M8: 5,256,420 km (0.077 R)
• M9: 5,823,097 km (0.099 R)
• M10: 7,673,473 km (0.109 R)

Asteroid Belt

Center: 6.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.7

Radius: 11.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.93 AU - 9.21 AU

Year: 7975 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,712,519 km

• M1: 148,251 km (0.106 R)
• M2: 866,321 km (0.09 R)
• M3: 1,371,812 km (0.104 R)
• M4: 2,268,951 km (0.058 R)
• M5: 3,922,307 km (0.065 R)
• M6: 5,654,201 km (0.096 R)
• M7: 9,384,125 km (0.111 R)
• M8: 13,305,235 km (0.118 R)
• M9: 14,786,104 km (0.049 R)
• M10: 21,233,772 km (0.117 R)
• M11: 27,063,152 km (0.06 R)
• M12: 28,450,523 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.4

Radius: 8

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.13 AU - 8.95 AU

Year: 9556 Days

Day: 5.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,712,519 km

• M1: 99,782 km (0.091 R)
• M2: 385,963 km (0.101 R)
• M3: 753,076 km (0.093 R)
• M4: 1,418,038 km (0.085 R)
• M5: 2,237,535 km (0.093 R)
• M6: 3,341,268 km (0.112 R)
• M7: 4,799,698 km (0.119 R)
• M8: 5,388,964 km (0.08 R)
• M9: 6,158,795 km (0.088 R)
• M10: 8,443,453 km (0.114 R)
• M11: 8,865,619 km (0.114 R)
• M12: 13,720,219 km (0.1 R)
• M13: 14,422,581 km (0.115 R)
• M14: 14,722,226 km (0.084 R)
• M15: 15,333,931 km (0.074 R)
• M16: 23,306,151 km (0.089 R)
• M17: 24,305,316 km (0.06 R)
• M18: 26,927,916 km (0.109 R)
• M19: 31,306,496 km (0.098 R)
• M20: 37,025,323 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59

Radius: 4.3

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 11.39 AU - 12.49 AU

Year: 15797 Days

Day: 20.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,712,519 km

• M1: 53,556 km (0.086 R)
• M2: 334,351 km (0.091 R)
• M3: 636,539 km (0.119 R)
• M4: 811,868 km (0.088 R)
• M5: 1,121,236 km (0.07 R)
• M6: 1,601,296 km (0.083 R)
• M7: 1,766,601 km (0.113 R)
• M8: 2,824,857 km (0.113 R)
• M9: 4,692,736 km (0.035 R)
• M10: 6,883,746 km (0.098 R)
• M11: 9,715,933 km (0.045 R)
• M12: 10,794,982 km (0.11 R)
• M13: 11,433,017 km (0.105 R)
• M14: 12,884,117 km (0.042 R)
• M15: 16,029,262 km (0.06 R)
• M16: 17,283,640 km (0.074 R)
• M17: 21,650,103 km (0.11 R)
• M18: 24,625,006 km (0.07 R)
• M19: 25,330,061 km (0.077 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 19,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit