🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.62 AU - 0.76 AU

Year: 206 Days

Day: 33.7 Hours

Environment

Temp: 214 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.74 AU - 0.88 AU

Year: 262 Days

Day: 21.1 Hours

Environment

Temp: 117 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.72 AU - 0.92 AU

Year: 267 Days

Day: 25.6 Hours

Environment

Temp: 187 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,288,946 km

• M1: 50,714 km (0.104 R)
• M2: 232,176 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.99 AU - 1.27 AU

Year: 432 Days

Day: 16.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.15 AU - 1.45 AU

Year: 533 Days

Day: 39.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.21 AU - 1.43 AU

Year: 546 Days

Day: 22.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 7 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.97 AU - 2.27 AU

Year: 1111 Days

Day: 38.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,288,946 km

• M1: 54,753 km (0.086 R)
• M2: 77,641 km (0.087 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.57 AU - 3.71 AU

Year: 2499 Days

Day: 26.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,288,946 km

• M1: 176,675 km (0.051 R)
• M2: 2,653,268 km (0.101 R)

Asteroid Belt

Center: 8.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.4

Radius: 12.9

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 10.12 AU - 14.68 AU

Year: 15715 Days

Day: 12.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 90,288,946 km

• M1: 178,021 km (0.096 R)
• M2: 689,646 km (0.12 R)
• M3: 1,483,263 km (0.051 R)
• M4: 2,420,494 km (0.107 R)
• M5: 2,971,762 km (0.082 R)
• M6: 3,549,957 km (0.111 R)
• M7: 4,202,503 km (0.057 R)
• M8: 6,025,653 km (0.094 R)
• M9: 7,318,477 km (0.095 R)
• M10: 10,505,810 km (0.12 R)
• M11: 12,503,091 km (0.11 R)
• M12: 13,802,498 km (0.053 R)
• M13: 15,039,672 km (0.105 R)
• M14: 15,723,933 km (0.111 R)
• M15: 17,484,251 km (0.096 R)
• M16: 19,107,388 km (0.053 R)
• M17: 19,910,429 km (0.119 R)
• M18: 21,109,905 km (0.116 R)
• M19: 22,553,076 km (0.111 R)
• M20: 27,501,175 km (0.097 R)
• M21: 28,525,023 km (0.062 R)
• M22: 29,456,120 km (0.094 R)
• M23: 35,075,914 km (0.108 R)
• M24: 38,206,997 km (0.065 R)
• M25: 39,338,406 km (0.096 R)
• M26: 50,041,685 km (0.116 R)
• M27: 56,328,086 km (0.078 R)
• M28: 57,240,932 km (0.084 R)
• M29: 64,304,645 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.9

Radius: 3.7

Gravity: 38.12 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 17.48 AU - 20.36 AU

Year: 29618 Days

Day: 20.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,288,946 km

• M1: 92,152 km (0.075 R)
• M2: 382,073 km (0.111 R)
• M3: 655,239 km (0.088 R)
• M4: 1,232,238 km (0.099 R)
• M5: 2,246,960 km (0.096 R)
• M6: 3,230,416 km (0.1 R)
• M7: 4,083,423 km (0.109 R)
• M8: 4,843,081 km (0.067 R)
• M9: 5,481,864 km (0.039 R)
• M10: 8,269,471 km (0.096 R)
• M11: 12,300,685 km (0.09 R)
• M12: 16,583,074 km (0.11 R)
• M13: 17,653,446 km (0.07 R)
• M14: 20,029,809 km (0.059 R)
• M15: 25,755,368 km (0.031 R)
• M16: 30,340,842 km (0.108 R)
• M17: 34,293,517 km (0.081 R)
• M18: 37,360,871 km (0.083 R)
• M19: 62,598,331 km (0.034 R)
• M20: 67,380,078 km (0.084 R)
• M21: 84,981,913 km (0.112 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 19,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit