🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.42 AU - 0.62 AU

Year: 166 Days

Day: 32.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.75 AU - 1.13 AU

Year: 404 Days

Day: 20.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.05 AU - 1.17 AU

Year: 518 Days

Day: 37.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.94 AU - 1.42 AU

Year: 568 Days

Day: 24.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.02 AU - 2.02 AU

Year: 1272 Days

Day: 41.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 52.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.26 AU - 2.3 AU

Year: 1525 Days

Day: 18.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,969,748 km

• M1: 54,154 km (0.086 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.4 AU - 2.44 AU

Year: 1667 Days

Day: 30.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.5

Radius: 11.2

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.32 AU - 2.58 AU

Year: 1699 Days

Day: 7.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,969,748 km

• M1: 139,276 km (0.108 R)
• M2: 588,219 km (0.099 R)
• M3: 1,135,897 km (0.051 R)
• M4: 1,500,467 km (0.117 R)
• M5: 1,963,023 km (0.114 R)
• M6: 2,903,246 km (0.083 R)
• M7: 3,461,396 km (0.075 R)
• M8: 3,982,744 km (0.071 R)
• M9: 4,489,731 km (0.102 R)
• M10: 4,950,642 km (0.11 R)
• M11: 5,442,969 km (0.037 R)
• M12: 5,848,230 km (0.068 R)
• M13: 6,633,170 km (0.085 R)
• M14: 7,581,022 km (0.108 R)
• M15: 7,989,424 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.3

Radius: 6.9

Gravity: 16.07 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 10.69 AU - 13.07 AU

Year: 18137 Days

Day: 18.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,969,748 km

• M1: 86,767 km (0.102 R)
• M2: 405,709 km (0.098 R)
• M3: 1,020,407 km (0.078 R)
• M4: 1,369,419 km (0.035 R)
• M5: 1,760,468 km (0.073 R)
• M6: 2,060,860 km (0.063 R)
• M7: 2,938,850 km (0.073 R)
• M8: 3,199,599 km (0.088 R)
• M9: 3,767,922 km (0.081 R)
• M10: 4,302,136 km (0.073 R)
• M11: 4,604,772 km (0.081 R)
• M12: 5,677,838 km (0.066 R)
• M13: 7,091,388 km (0.099 R)
• M14: 7,562,472 km (0.096 R)
• M15: 11,849,647 km (0.076 R)
• M16: 19,636,217 km (0.116 R)
• M17: 24,675,271 km (0.09 R)
• M18: 26,306,786 km (0.086 R)
• M19: 28,241,385 km (0.1 R)
• M20: 32,009,606 km (0.097 R)
• M21: 36,651,927 km (0.119 R)
• M22: 41,121,911 km (0.101 R)
• M23: 41,875,286 km (0.105 R)
• M24: 43,720,875 km (0.119 R)
• M25: 45,140,260 km (0.104 R)
• M26: 54,849,910 km (0.051 R)
• M27: 59,706,754 km (0.094 R)
• M28: 61,257,037 km (0.108 R)
• M29: 62,833,798 km (0.113 R)
• M30: 67,517,708 km (0.114 R)
• M31: 72,210,743 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 16,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit