🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.55 AU - 0.83 AU

Year: 216 Days

Day: 40.5 Hours

Environment

Temp: 141 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,192,694 km

• M1: 355,594 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.91 AU - 0.93 AU

Year: 332 Days

Day: 42.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.85 AU - 1.29 AU

Year: 417 Days

Day: 42 Hours

Environment

Temp: 5 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1 AU - 1.22 AU

Year: 441 Days

Day: 26 Hours

Environment

Temp: 9 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 29,192,694 km

• M1: 36,053 km (0.103 R)
• M2: 953,387 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.12 AU - 1.62 AU

Year: 604 Days

Day: 17.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,192,694 km

• M1: 255,214 km (0.044 R)

Asteroid Belt

Center: 2.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.8

Radius: 11.6

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.28 AU - 4.48 AU

Year: 3453 Days

Day: 10.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,192,694 km

• M1: 145,260 km (0.059 R)
• M2: 523,892 km (0.053 R)
• M3: 1,133,802 km (0.073 R)
• M4: 1,686,866 km (0.083 R)
• M5: 2,350,332 km (0.104 R)
• M6: 2,772,198 km (0.083 R)
• M7: 3,543,674 km (0.101 R)
• M8: 3,915,874 km (0.054 R)
• M9: 4,802,690 km (0.066 R)
• M10: 5,350,667 km (0.12 R)
• M11: 6,365,090 km (0.076 R)
• M12: 7,389,387 km (0.116 R)
• M13: 8,804,583 km (0.109 R)
• M14: 10,109,974 km (0.114 R)
• M15: 11,540,429 km (0.111 R)
• M16: 12,606,912 km (0.113 R)
• M17: 13,101,482 km (0.111 R)
• M18: 14,799,119 km (0.042 R)
• M19: 15,303,264 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.9

Radius: 9.8

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.1 AU - 5.56 AU

Year: 4636 Days

Day: 5.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,192,694 km

• M1: 133,142 km (0.082 R)
• M2: 549,623 km (0.104 R)
• M3: 892,800 km (0.095 R)
• M4: 1,234,033 km (0.115 R)
• M5: 2,287,052 km (0.086 R)
• M6: 2,747,514 km (0.065 R)
• M7: 3,059,576 km (0.089 R)
• M8: 3,544,273 km (0.094 R)
• M9: 3,855,287 km (0.115 R)
• M10: 4,645,313 km (0.118 R)
• M11: 6,095,964 km (0.108 R)
• M12: 7,476,453 km (0.101 R)
• M13: 10,055,969 km (0.1 R)
• M14: 10,405,579 km (0.1 R)
• M15: 12,722,102 km (0.107 R)
• M16: 13,976,630 km (0.104 R)
• M17: 16,838,437 km (0.119 R)
• M18: 18,464,117 km (0.12 R)

Asteroid Belt

Center: 6.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.7

Radius: 12.6

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.98 AU - 7.46 AU

Year: 7309 Days

Day: 10.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,192,694 km

• M1: 156,779 km (0.074 R)
• M2: 604,974 km (0.08 R)
• M3: 1,072,916 km (0.1 R)
• M4: 3,551,902 km (0.102 R)
• M5: 6,618,509 km (0.105 R)
• M6: 7,110,387 km (0.051 R)
• M7: 8,241,646 km (0.115 R)
• M8: 8,772,868 km (0.064 R)
• M9: 9,904,127 km (0.081 R)
• M10: 11,827,656 km (0.111 R)
• M11: 13,156,086 km (0.094 R)
• M12: 14,746,161 km (0.109 R)
• M13: 16,939,715 km (0.12 R)
• M14: 22,914,504 km (0.115 R)
• M15: 26,168,408 km (0.073 R)
• M16: 26,821,253 km (0.08 R)
• M17: 28,159,854 km (0.071 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: 394 - 11,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit