🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.49 AU - 0.73 AU

Year: 182 Days

Day: 41.9 Hours

Environment

Temp: 205 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.92 AU - 0.92 AU

Year: 338 Days

Day: 12.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 42,115,300 km

• M1: 37,848 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.87 AU - 1.45 AU

Year: 478 Days

Day: 41.9 Hours

Environment

Temp: -24 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 42,115,300 km

• M1: 194,627 km (0.118 R)
• M2: 1,113,008 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.21 AU - 1.27 AU

Year: 529 Days

Day: 22.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.29 AU - 1.95 AU

Year: 789 Days

Day: 24.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 8.3

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.43 AU - 8.51 AU

Year: 8615 Days

Day: 12.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,115,300 km

• M1: 104,120 km (0.1 R)
• M2: 436,676 km (0.107 R)
• M3: 714,330 km (0.104 R)
• M4: 1,272,031 km (0.073 R)
• M5: 1,607,579 km (0.066 R)
• M6: 2,338,963 km (0.098 R)
• M7: 2,602,853 km (0.093 R)
• M8: 3,170,128 km (0.059 R)
• M9: 3,494,606 km (0.045 R)
• M10: 4,767,684 km (0.047 R)
• M11: 5,136,443 km (0.114 R)
• M12: 6,291,488 km (0.05 R)
• M13: 6,805,955 km (0.116 R)
• M14: 7,164,392 km (0.105 R)
• M15: 8,315,697 km (0.078 R)
• M16: 12,242,043 km (0.062 R)
• M17: 13,043,887 km (0.105 R)
• M18: 14,109,323 km (0.093 R)
• M19: 15,783,473 km (0.115 R)
• M20: 19,025,259 km (0.086 R)
• M21: 22,764,757 km (0.107 R)
• M22: 23,567,349 km (0.066 R)
• M23: 25,399,175 km (0.065 R)
• M24: 28,783,678 km (0.114 R)
• M25: 31,560,513 km (0.032 R)
• M26: 33,782,490 km (0.108 R)
• M27: 34,093,504 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.9

Radius: 11.5

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 8.06 AU - 8.16 AU

Year: 8843 Days

Day: 9.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,115,300 km

• M1: 143,016 km (0.074 R)
• M2: 580,141 km (0.107 R)
• M3: 1,502,112 km (0.087 R)
• M4: 2,074,623 km (0.087 R)
• M5: 3,383,754 km (0.108 R)
• M6: 3,805,022 km (0.04 R)
• M7: 5,310,874 km (0.074 R)
• M8: 5,854,513 km (0.101 R)
• M9: 6,585,897 km (0.118 R)
• M10: 7,311,746 km (0.043 R)
• M11: 8,700,163 km (0.027 R)
• M12: 11,188,874 km (0.092 R)
• M13: 12,130,143 km (0.116 R)
• M14: 14,067,885 km (0.113 R)
• M15: 15,596,176 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273

Radius: 14.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.92 AU - 11.1 AU

Year: 13046 Days

Day: 7 Hours

Environment

Temp: -187 °C

Axial Tilt: 58.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,115,300 km

• M1: 183,108 km (0.08 R)
• M2: 705,204 km (0.054 R)
• M3: 1,467,406 km (0.116 R)
• M4: 2,630,978 km (0.099 R)
• M5: 3,515,550 km (0.05 R)
• M6: 4,316,647 km (0.036 R)
• M7: 5,486,502 km (0.109 R)
• M8: 6,495,540 km (0.057 R)
• M9: 7,044,713 km (0.079 R)
• M10: 7,664,797 km (0.096 R)
• M11: 10,419,342 km (0.118 R)
• M12: 11,071,439 km (0.064 R)
• M13: 13,659,931 km (0.096 R)
• M14: 14,258,771 km (0.12 R)
• M15: 17,243,099 km (0.049 R)
• M16: 18,808,342 km (0.09 R)
• M17: 23,728,017 km (0.112 R)
• M18: 26,116,347 km (0.075 R)
• M19: 26,760,815 km (0.093 R)
• M20: 27,510,450 km (0.086 R)
• M21: 29,843,279 km (0.109 R)
• M22: 31,058,014 km (0.12 R)
• M23: 33,911,294 km (0.098 R)
• M24: 40,134,566 km (0.115 R)
• M25: 41,116,975 km (0.046 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 13,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit