🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.54 AU - 0.72 AU

Year: 184 Days

Day: 40.4 Hours

Environment

Temp: 156 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.66 AU - 0.86 AU

Year: 244 Days

Day: 14.9 Hours

Environment

Temp: 119 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.97 AU - 1.11 AU

Year: 391 Days

Day: 16.1 Hours

Environment

Temp: 26 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.96 AU - 1.38 AU

Year: 467 Days

Day: 22.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,130,821 km

• M1: 149,448 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.93 AU - 2.67 AU

Year: 1287 Days

Day: 47.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 98,130,821 km

• M1: 244,593 km (0.028 R)
• M2: 1,159,683 km (0.119 R)

Asteroid Belt

Center: 3.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 10.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.68 AU - 5.82 AU

Year: 3820 Days

Day: 9.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 98,130,821 km

• M1: 126,111 km (0.058 R)
• M2: 453,730 km (0.118 R)
• M3: 868,715 km (0.113 R)
• M4: 1,273,527 km (0.063 R)
• M5: 1,677,890 km (0.072 R)
• M6: 2,154,060 km (0.092 R)
• M7: 2,550,344 km (0.056 R)
• M8: 2,961,439 km (0.097 R)
• M9: 4,103,170 km (0.092 R)
• M10: 4,808,824 km (0.062 R)
• M11: 6,043,455 km (0.046 R)
• M12: 8,949,244 km (0.092 R)
• M13: 9,980,572 km (0.086 R)
• M14: 13,409,504 km (0.098 R)
• M15: 19,522,971 km (0.107 R)
• M16: 20,313,446 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.1

Radius: 8.7

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.77 AU - 6.13 AU

Year: 5355 Days

Day: 6 Hours

Environment

Temp: -141 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,130,821 km

• M1: 108,159 km (0.079 R)
• M2: 584,479 km (0.077 R)
• M3: 1,110,615 km (0.034 R)
• M4: 1,827,338 km (0.12 R)
• M5: 2,636,064 km (0.038 R)
• M6: 2,958,447 km (0.074 R)
• M7: 4,379,777 km (0.068 R)
• M8: 5,457,630 km (0.039 R)
• M9: 7,392,229 km (0.115 R)
• M10: 8,751,027 km (0.119 R)
• M11: 10,022,010 km (0.094 R)
• M12: 10,812,037 km (0.076 R)
• M13: 11,837,380 km (0.081 R)
• M14: 12,153,331 km (0.079 R)
• M15: 12,678,569 km (0.106 R)
• M16: 13,431,046 km (0.09 R)
• M17: 13,992,637 km (0.086 R)
• M18: 14,932,859 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.5

Radius: 8

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 14.22 AU - 19.72 AU

Year: 25793 Days

Day: 22.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 98,130,821 km

• M1: 103,073 km (0.083 R)
• M2: 392,246 km (0.07 R)
• M3: 643,121 km (0.096 R)
• M4: 2,515,189 km (0.115 R)
• M5: 2,799,575 km (0.102 R)
• M6: 3,076,779 km (0.107 R)
• M7: 3,495,953 km (0.11 R)
• M8: 4,485,243 km (0.09 R)
• M9: 6,233,444 km (0.065 R)
• M10: 6,563,607 km (0.075 R)
• M11: 7,207,925 km (0.064 R)
• M12: 9,956,037 km (0.065 R)
• M13: 10,407,823 km (0.051 R)
• M14: 11,077,124 km (0.108 R)
• M15: 11,352,683 km (0.071 R)
• M16: 13,180,021 km (0.075 R)
• M17: 15,195,404 km (0.087 R)
• M18: 15,621,758 km (0.07 R)
• M19: 18,833,624 km (0.107 R)
• M20: 19,325,651 km (0.114 R)
• M21: 27,521,371 km (0.1 R)
• M22: 28,411,478 km (0.078 R)
• M23: 29,451,931 km (0.088 R)
• M24: 33,008,770 km (0.08 R)
• M25: 36,537,186 km (0.102 R)
• M26: 39,663,332 km (0.111 R)
• M27: 41,456,412 km (0.11 R)
• M28: 46,085,718 km (0.098 R)
• M29: 46,979,267 km (0.082 R)
• M30: 53,953,370 km (0.072 R)
• M31: 56,966,869 km (0.071 R)
• M32: 63,546,782 km (0.026 R)
• M33: 81,004,105 km (0.077 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 17,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit