🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.48 AU - 0.76 AU

Year: 170 Days

Day: 42.2 Hours

Environment

Temp: 200 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.98 AU - 1.08 AU

Year: 364 Days

Day: 22.7 Hours

Environment

Temp: 96 °C

Axial Tilt: 167 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,677,386 km

• M1: 473,178 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.27 AU - 1.91 AU

Year: 698 Days

Day: 35.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,677,386 km

• M1: 344,973 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.81 AU - 3.13 AU

Year: 1782 Days

Day: 13.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.09 AU - 3.61 AU

Year: 2135 Days

Day: 19.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,677,386 km

• M1: 48,171 km (0.083 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.96 AU - 4.12 AU

Year: 2828 Days

Day: 41 Hours

Environment

Temp: -120 °C

Axial Tilt: 92.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.6 AU - 4.66 AU

Year: 2923 Days

Day: 21 Hours

Environment

Temp: -105 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.4

Radius: 8.4

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 11.44 AU - 12.72 AU

Year: 14622 Days

Day: 12.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,677,386 km

• M1: 104,569 km (0.088 R)
• M2: 398,379 km (0.051 R)
• M3: 898,634 km (0.067 R)
• M4: 2,179,342 km (0.068 R)
• M5: 2,455,649 km (0.111 R)
• M6: 3,229,519 km (0.106 R)
• M7: 4,954,233 km (0.077 R)
• M8: 5,981,521 km (0.094 R)
• M9: 8,080,080 km (0.092 R)
• M10: 10,873,222 km (0.039 R)
• M11: 12,595,243 km (0.113 R)
• M12: 21,156,430 km (0.095 R)
• M13: 21,862,532 km (0.118 R)
• M14: 22,181,325 km (0.096 R)
• M15: 27,251,496 km (0.106 R)
• M16: 34,745,452 km (0.055 R)
• M17: 37,519,894 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.3

Radius: 7.5

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.27 AU - 16.75 AU

Year: 21272 Days

Day: 22.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,677,386 km

• M1: 94,695 km (0.096 R)
• M2: 395,387 km (0.116 R)
• M3: 830,268 km (0.11 R)
• M4: 1,126,173 km (0.119 R)
• M5: 2,373,520 km (0.11 R)
• M6: 2,850,587 km (0.059 R)
• M7: 3,276,792 km (0.074 R)
• M8: 4,124,413 km (0.12 R)
• M9: 5,989,450 km (0.092 R)
• M10: 6,332,927 km (0.068 R)
• M11: 6,965,426 km (0.072 R)
• M12: 9,687,509 km (0.105 R)
• M13: 11,348,046 km (0.109 R)
• M14: 12,143,906 km (0.115 R)
• M15: 14,754,240 km (0.113 R)
• M16: 15,381,354 km (0.076 R)
• M17: 15,944,590 km (0.119 R)
• M18: 16,355,236 km (0.044 R)
• M19: 17,197,622 km (0.111 R)
• M20: 17,980,318 km (0.031 R)
• M21: 19,898,462 km (0.111 R)
• M22: 21,949,000 km (0.062 R)
• M23: 25,117,034 km (0.087 R)
• M24: 25,449,739 km (0.104 R)
• M25: 26,123,827 km (0.1 R)
• M26: 27,273,786 km (0.061 R)
• M27: 29,061,481 km (0.074 R)
• M28: 32,473,509 km (0.117 R)
• M29: 39,780,019 km (0.108 R)
• M30: 43,175,591 km (0.085 R)
• M31: 54,142,910 km (0.075 R)
• M32: 54,698,217 km (0.093 R)
• M33: 55,257,265 km (0.085 R)
• M34: 64,936,845 km (0.078 R)
• M35: 66,829,408 km (0.078 R)
• M36: 67,896,639 km (0.09 R)
• M37: 73,177,743 km (0.118 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 15,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit