🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.44 AU - 0.72 AU

Year: 166 Days

Day: 34.9 Hours

Environment

Temp: 222 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,345,255 km

• M1: 17,503 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.61 AU - 0.61 AU

Year: 179 Days

Day: 22.1 Hours

Environment

Temp: 170 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.61 AU - 0.77 AU

Year: 216 Days

Day: 39.1 Hours

Environment

Temp: 97 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,345,255 km

• M1: 89,310 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.58 AU - 0.82 AU

Year: 221 Days

Day: 43.1 Hours

Environment

Temp: 152 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,345,255 km

• M1: 37,848 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.91 AU - 0.99 AU

Year: 349 Days

Day: 29.9 Hours

Environment

Temp: 33 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,345,255 km

• M1: 369,058 km (0.029 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.81 AU - 3.37 AU

Year: 2046 Days

Day: 22.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,345,255 km

• M1: 2,173,956 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.56 AU - 4.12 AU

Year: 2835 Days

Day: 19.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.3

Radius: 14.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.79 AU - 5.39 AU

Year: 3705 Days

Day: 13 Hours

Environment

Temp: -143 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,345,255 km

• M1: 179,069 km (0.105 R)
• M2: 723,007 km (0.104 R)
• M3: 1,208,900 km (0.062 R)
• M4: 1,791,135 km (0.107 R)
• M5: 2,299,618 km (0.12 R)
• M6: 2,775,788 km (0.057 R)
• M7: 3,318,530 km (0.065 R)
• M8: 4,397,130 km (0.028 R)
• M9: 4,899,181 km (0.068 R)
• M10: 5,857,355 km (0.05 R)
• M11: 7,119,213 km (0.076 R)
• M12: 7,913,279 km (0.047 R)
• M13: 8,979,014 km (0.049 R)
• M14: 10,255,682 km (0.112 R)
• M15: 12,171,732 km (0.081 R)
• M16: 14,563,802 km (0.093 R)
• M17: 16,269,666 km (0.069 R)
• M18: 17,087,667 km (0.111 R)
• M19: 18,105,381 km (0.04 R)
• M20: 19,043,510 km (0.065 R)
• M21: 20,137,369 km (0.083 R)
• M22: 21,530,874 km (0.093 R)
• M23: 22,251,187 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.6

Radius: 6.9

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 12.58 AU - 18.8 AU

Year: 23413 Days

Day: 16.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,345,255 km

• M1: 85,869 km (0.079 R)
• M2: 306,077 km (0.1 R)
• M3: 584,778 km (0.111 R)
• M4: 869,463 km (0.067 R)
• M5: 1,503,159 km (0.048 R)
• M6: 2,367,685 km (0.087 R)
• M7: 2,742,428 km (0.066 R)
• M8: 3,285,319 km (0.105 R)
• M9: 4,016,852 km (0.095 R)
• M10: 4,616,590 km (0.112 R)
• M11: 5,875,456 km (0.04 R)
• M12: 8,145,754 km (0.11 R)
• M13: 10,361,897 km (0.064 R)
• M14: 11,302,568 km (0.11 R)
• M15: 12,492,170 km (0.118 R)
• M16: 13,083,979 km (0.117 R)
• M17: 14,608,980 km (0.052 R)
• M18: 16,559,587 km (0.045 R)
• M19: 18,677,593 km (0.104 R)
• M20: 20,515,104 km (0.028 R)
• M21: 20,969,732 km (0.113 R)
• M22: 21,245,740 km (0.04 R)
• M23: 21,993,580 km (0.107 R)
• M24: 22,374,007 km (0.047 R)
• M25: 25,057,793 km (0.069 R)
• M26: 25,892,399 km (0.065 R)
• M27: 26,637,846 km (0.103 R)
• M28: 26,853,416 km (0.103 R)
• M29: 30,580,797 km (0.094 R)
• M30: 34,383,425 km (0.079 R)
• M31: 35,283,705 km (0.092 R)
• M32: 46,091,702 km (0.051 R)
• M33: 50,242,594 km (0.033 R)
• M34: 58,547,969 km (0.076 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 10,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit