🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.46 AU - 0.56 AU

Year: 139 Days

Day: 32.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 45.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,980,420 km

• M1: 72,256 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.76 AU - 1.16 AU

Year: 358 Days

Day: 20 Hours

Environment

Temp: 25 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.36 AU - 1.88 AU

Year: 785 Days

Day: 26.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,980,420 km

• M1: 52,060 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.52 AU - 2.5 AU

Year: 1085 Days

Day: 24 Hours

Environment

Temp: -81 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,980,420 km

• M1: 52,359 km (0.064 R)
• M2: 1,452,446 km (0.032 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.72 AU - 2.6 AU

Year: 1209 Days

Day: 41.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.74 AU - 4.24 AU

Year: 3035 Days

Day: 33.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.1

Radius: 15

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.6 AU - 5.42 AU

Year: 3647 Days

Day: 8.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,980,420 km

• M1: 186,549 km (0.112 R)
• M2: 834,457 km (0.108 R)
• M3: 1,592,170 km (0.051 R)
• M4: 2,296,477 km (0.087 R)
• M5: 2,850,288 km (0.111 R)
• M6: 3,860,523 km (0.045 R)
• M7: 4,906,810 km (0.114 R)
• M8: 5,971,049 km (0.089 R)
• M9: 6,703,780 km (0.084 R)
• M10: 7,687,535 km (0.073 R)
• M11: 8,214,569 km (0.12 R)
• M12: 8,800,843 km (0.044 R)
• M13: 9,268,037 km (0.118 R)
• M14: 9,751,687 km (0.117 R)
• M15: 10,974,051 km (0.099 R)
• M16: 11,516,044 km (0.025 R)
• M17: 12,075,989 km (0.089 R)
• M18: 12,654,035 km (0.109 R)
• M19: 14,849,533 km (0.098 R)
• M20: 15,513,598 km (0.104 R)
• M21: 18,898,250 km (0.111 R)
• M22: 19,800,475 km (0.094 R)
• M23: 20,731,423 km (0.115 R)
• M24: 21,303,934 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704

Radius: 13.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.18 AU - 9.82 AU

Year: 11150 Days

Day: 7.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,980,420 km

• M1: 166,652 km (0.112 R)
• M2: 749,336 km (0.12 R)
• M3: 1,470,846 km (0.1 R)
• M4: 2,133,415 km (0.1 R)
• M5: 3,386,297 km (0.105 R)
• M6: 3,845,563 km (0.082 R)
• M7: 4,859,687 km (0.117 R)
• M8: 8,421,762 km (0.068 R)
• M9: 9,174,538 km (0.042 R)
• M10: 10,387,627 km (0.096 R)
• M11: 12,344,667 km (0.051 R)
• M12: 12,885,463 km (0.058 R)
• M13: 14,014,329 km (0.06 R)
• M14: 18,488,950 km (0.093 R)
• M15: 20,502,089 km (0.076 R)
• M16: 21,952,141 km (0.092 R)
• M17: 22,836,414 km (0.103 R)
• M18: 23,744,324 km (0.081 R)
• M19: 30,134,546 km (0.069 R)
• M20: 31,559,616 km (0.068 R)
• M21: 33,029,115 km (0.12 R)
• M22: 41,735,562 km (0.075 R)
• M23: 47,926,221 km (0.111 R)
• M24: 51,393,750 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.8

Radius: 6.6

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 12.57 AU - 19.55 AU

Year: 24508 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,980,420 km

• M1: 82,129 km (0.109 R)
• M2: 547,977 km (0.05 R)
• M3: 811,568 km (0.092 R)
• M4: 1,118,992 km (0.089 R)
• M5: 1,817,315 km (0.078 R)
• M6: 2,724,776 km (0.057 R)
• M7: 5,508,493 km (0.082 R)
• M8: 8,115,385 km (0.086 R)
• M9: 8,808,173 km (0.087 R)
• M10: 9,539,707 km (0.107 R)
• M11: 16,743,143 km (0.111 R)
• M12: 22,227,401 km (0.092 R)
• M13: 23,684,784 km (0.078 R)
• M14: 27,604,846 km (0.094 R)
• M15: 27,841,061 km (0.084 R)
• M16: 30,278,310 km (0.099 R)
• M17: 49,845,562 km (0.1 R)
• M18: 64,348,926 km (0.062 R)
• M19: 74,364,653 km (0.114 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 10,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit