🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.85 AU - 1.19 AU

Year: 388 Days

Day: 18.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.99 AU - 1.31 AU

Year: 465 Days

Day: 45.2 Hours

Environment

Temp: -11 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.27 AU - 1.37 AU

Year: 571 Days

Day: 38 Hours

Environment

Temp: -25 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.7 AU - 2.22 AU

Year: 1034 Days

Day: 18.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,443,558 km

• M1: 1,353,262 km (0.061 R)

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.4

Radius: 14.3

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.02 AU - 5.32 AU

Year: 3802 Days

Day: 5.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,443,558 km

• M1: 177,872 km (0.118 R)
• M2: 653,743 km (0.1 R)
• M3: 1,546,543 km (0.09 R)
• M4: 2,406,431 km (0.061 R)
• M5: 2,876,767 km (0.078 R)
• M6: 3,899,119 km (0.029 R)
• M7: 4,723,254 km (0.045 R)
• M8: 5,971,349 km (0.064 R)
• M9: 7,004,023 km (0.096 R)
• M10: 8,922,765 km (0.11 R)
• M11: 9,502,158 km (0.083 R)
• M12: 15,739,790 km (0.058 R)
• M13: 16,818,541 km (0.119 R)
• M14: 17,524,942 km (0.068 R)
• M15: 21,086,269 km (0.106 R)
• M16: 24,055,487 km (0.117 R)
• M17: 25,104,318 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.1

Radius: 12.3

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.56 AU - 6.92 AU

Year: 5181 Days

Day: 14.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,443,558 km

• M1: 162,014 km (0.066 R)
• M2: 1,430,604 km (0.106 R)
• M3: 2,030,941 km (0.084 R)
• M4: 2,831,439 km (0.073 R)
• M5: 4,502,597 km (0.102 R)
• M6: 5,249,838 km (0.107 R)
• M7: 7,233,655 km (0.092 R)
• M8: 8,374,788 km (0.12 R)
• M9: 9,976,532 km (0.094 R)
• M10: 10,508,203 km (0.096 R)
• M11: 13,616,548 km (0.078 R)
• M12: 15,234,898 km (0.051 R)
• M13: 16,241,392 km (0.099 R)
• M14: 18,717,386 km (0.116 R)
• M15: 19,119,505 km (0.079 R)
• M16: 20,643,459 km (0.064 R)
• M17: 21,949,448 km (0.094 R)
• M18: 22,547,241 km (0.077 R)
• M19: 26,617,052 km (0.099 R)
• M20: 28,603,262 km (0.073 R)
• M21: 29,137,327 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.5

Radius: 4.2

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 13.2 AU - 13.9 AU

Year: 18790 Days

Day: 23 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,443,558 km

• M1: 161,416 km (0.06 R)
• M2: 314,604 km (0.108 R)
• M3: 926,160 km (0.069 R)
• M4: 3,286,216 km (0.058 R)
• M5: 3,746,679 km (0.105 R)
• M6: 7,577,731 km (0.065 R)
• M7: 10,539,619 km (0.106 R)
• M8: 11,533,846 km (0.079 R)
• M9: 12,770,871 km (0.104 R)
• M10: 20,114,481 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.2

Radius: 5.1

Gravity: 19 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 13.68 AU - 14.24 AU

Year: 19650 Days

Day: 23 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,443,558 km

• M1: 63,429 km (0.081 R)
• M2: 277,504 km (0.043 R)
• M3: 449,841 km (0.115 R)
• M4: 820,694 km (0.113 R)
• M5: 1,900,940 km (0.025 R)
• M6: 2,250,700 km (0.087 R)
• M7: 3,259,738 km (0.093 R)
• M8: 4,775,613 km (0.053 R)
• M9: 5,309,228 km (0.07 R)
• M10: 5,609,621 km (0.052 R)
• M11: 8,039,240 km (0.027 R)
• M12: 8,587,367 km (0.061 R)
• M13: 9,647,417 km (0.05 R)
• M14: 12,541,687 km (0.093 R)
• M15: 13,761,658 km (0.032 R)
• M16: 15,282,320 km (0.114 R)
• M17: 16,751,670 km (0.118 R)
• M18: 16,911,590 km (0.099 R)
• M19: 18,228,201 km (0.099 R)
• M20: 18,567,639 km (0.097 R)
• M21: 22,294,720 km (0.072 R)
• M22: 23,373,471 km (0.045 R)
• M23: 25,528,577 km (0.113 R)
• M24: 26,599,997 km (0.108 R)
• M25: 28,946,739 km (0.093 R)
• M26: 29,641,621 km (0.062 R)
• M27: 32,657,664 km (0.115 R)
• M28: 34,303,989 km (0.099 R)
• M29: 36,405,091 km (0.073 R)
• M30: 36,808,406 km (0.097 R)
• M31: 37,214,714 km (0.104 R)
• M32: 41,443,248 km (0.106 R)
• M33: 46,768,184 km (0.106 R)
• M34: 48,531,494 km (0.105 R)
• M35: 54,436,122 km (0.091 R)
• M36: 55,849,822 km (0.103 R)
• M37: 57,469,368 km (0.045 R)
• M38: 57,651,279 km (0.063 R)
• M39: 67,040,042 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 16,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit