🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.77 AU - 0.79 AU

Year: 242 Days

Day: 27.8 Hours

Environment

Temp: 143 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.04 AU - 1.4 AU

Year: 474 Days

Day: 47.1 Hours

Environment

Temp: 35 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.1 AU - 1.41 AU

Year: 491 Days

Day: 46.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.53 AU - 2.01 AU

Year: 828 Days

Day: 43.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.13 AU - 2.43 AU

Year: 1210 Days

Day: 34.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 167 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,961,937 km

• M1: 674,836 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.18 AU - 4.48 AU

Year: 2634 Days

Day: 41.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,961,937 km

• M1: 344,823 km (0.119 R)
• M2: 800,199 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.4

Radius: 13.3

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.19 AU - 6.35 AU

Year: 4871 Days

Day: 6.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,961,937 km

• M1: 165,455 km (0.089 R)
• M2: 751,580 km (0.073 R)
• M3: 1,340,547 km (0.067 R)
• M4: 2,017,626 km (0.114 R)
• M5: 2,605,995 km (0.079 R)
• M6: 3,547,265 km (0.044 R)
• M7: 4,108,556 km (0.088 R)
• M8: 5,577,607 km (0.094 R)
• M9: 6,309,440 km (0.1 R)
• M10: 11,975,609 km (0.12 R)
• M11: 12,697,568 km (0.07 R)
• M12: 19,492,603 km (0.112 R)
• M13: 20,627,901 km (0.07 R)
• M14: 22,376,849 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 9.5

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.58 AU - 8.62 AU

Year: 8864 Days

Day: 11.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 79.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,961,937 km

• M1: 118,332 km (0.09 R)
• M2: 466,745 km (0.076 R)
• M3: 862,881 km (0.104 R)
• M4: 1,482,365 km (0.106 R)
• M5: 2,281,368 km (0.117 R)
• M6: 2,651,921 km (0.113 R)
• M7: 3,177,758 km (0.1 R)
• M8: 4,012,664 km (0.1 R)
• M9: 4,496,613 km (0.089 R)
• M10: 4,987,144 km (0.09 R)
• M11: 5,311,772 km (0.088 R)
• M12: 7,111,284 km (0.069 R)
• M13: 8,856,044 km (0.078 R)
• M14: 11,697,357 km (0.067 R)
• M15: 12,389,546 km (0.115 R)
• M16: 13,108,962 km (0.045 R)
• M17: 13,416,685 km (0.05 R)
• M18: 15,029,051 km (0.114 R)
• M19: 17,276,160 km (0.1 R)
• M20: 26,213,287 km (0.114 R)
• M21: 32,832,095 km (0.064 R)
• M22: 39,325,391 km (0.082 R)
• M23: 40,876,272 km (0.044 R)
• M24: 41,799,440 km (0.104 R)
• M25: 43,006,994 km (0.115 R)
• M26: 43,414,499 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.9

Radius: 7.9

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 15.14 AU - 18.24 AU

Year: 23964 Days

Day: 16.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,961,937 km

• M1: 108,010 km (0.107 R)
• M2: 496,216 km (0.033 R)
• M3: 995,574 km (0.112 R)
• M4: 1,309,131 km (0.098 R)
• M5: 1,734,887 km (0.086 R)
• M6: 4,915,487 km (0.078 R)
• M7: 5,586,732 km (0.101 R)
• M8: 6,987,717 km (0.115 R)
• M9: 7,923,900 km (0.052 R)
• M10: 9,888,270 km (0.101 R)
• M11: 14,885,587 km (0.097 R)
• M12: 17,164,112 km (0.072 R)
• M13: 17,464,504 km (0.107 R)
• M14: 18,308,386 km (0.087 R)
• M15: 19,583,857 km (0.12 R)
• M16: 29,352,299 km (0.116 R)
• M17: 30,107,020 km (0.11 R)
• M18: 30,874,607 km (0.08 R)
• M19: 34,312,366 km (0.071 R)
• M20: 37,114,783 km (0.092 R)
• M21: 43,726,261 km (0.089 R)
• M22: 46,141,668 km (0.047 R)
• M23: 48,494,843 km (0.092 R)
• M24: 52,645,435 km (0.097 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 16,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit