🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.73 AU - 0.91 AU

Year: 274 Days

Day: 33.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,305,728 km

• M1: 23,487 km (0.027 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.96 AU - 1.32 AU

Year: 449 Days

Day: 42.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,305,728 km

• M1: 202,556 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.13 AU - 1.19 AU

Year: 461 Days

Day: 13 Hours

Environment

Temp: 7 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.99 AU - 3.13 AU

Year: 1511 Days

Day: 44.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,305,728 km

• M1: 888,163 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.67 AU - 3.09 AU

Year: 1803 Days

Day: 21.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.53 AU - 5.11 AU

Year: 3313 Days

Day: 27.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 10.4

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.36 AU - 5.8 AU

Year: 4224 Days

Day: 10.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,305,728 km

• M1: 129,402 km (0.069 R)
• M2: 457,171 km (0.117 R)
• M3: 804,687 km (0.069 R)
• M4: 1,296,266 km (0.061 R)
• M5: 2,125,187 km (0.074 R)
• M6: 2,464,924 km (0.102 R)
• M7: 3,043,569 km (0.063 R)
• M8: 4,113,941 km (0.105 R)
• M9: 4,571,412 km (0.114 R)
• M10: 5,062,691 km (0.089 R)
• M11: 7,920,908 km (0.1 R)
• M12: 9,221,213 km (0.051 R)
• M13: 10,049,835 km (0.107 R)
• M14: 10,972,405 km (0.109 R)
• M15: 12,191,778 km (0.096 R)
• M16: 13,447,203 km (0.106 R)
• M17: 15,234,000 km (0.093 R)
• M18: 16,509,771 km (0.112 R)
• M19: 16,869,853 km (0.052 R)
• M20: 19,075,374 km (0.081 R)
• M21: 19,405,387 km (0.105 R)
• M22: 20,833,598 km (0.046 R)
• M23: 21,537,755 km (0.069 R)
• M24: 22,184,915 km (0.099 R)
• M25: 23,897,961 km (0.104 R)
• M26: 25,061,682 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.3

Radius: 8.9

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.49 AU - 5.93 AU

Year: 5034 Days

Day: 11.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 141.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,305,728 km

• M1: 116,537 km (0.088 R)
• M2: 541,843 km (0.094 R)
• M3: 867,668 km (0.115 R)
• M4: 1,205,609 km (0.04 R)
• M5: 1,794,576 km (0.102 R)
• M6: 4,203,102 km (0.084 R)
• M7: 4,565,428 km (0.091 R)
• M8: 9,508,590 km (0.107 R)
• M9: 11,703,191 km (0.052 R)
• M10: 12,422,458 km (0.108 R)
• M11: 14,867,934 km (0.066 R)
• M12: 16,232,715 km (0.104 R)
• M13: 16,586,664 km (0.069 R)
• M14: 17,432,490 km (0.099 R)
• M15: 21,244,842 km (0.069 R)
• M16: 23,195,599 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.3

Radius: 11.9

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.98 AU - 7.78 AU

Year: 5946 Days

Day: 13.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,305,728 km

• M1: 147,952 km (0.064 R)
• M2: 553,811 km (0.107 R)
• M3: 928,105 km (0.08 R)
• M4: 1,422,975 km (0.111 R)
• M5: 2,678,999 km (0.077 R)
• M6: 3,082,015 km (0.052 R)
• M7: 3,459,750 km (0.105 R)
• M8: 4,464,150 km (0.043 R)
• M9: 5,411,853 km (0.1 R)
• M10: 5,870,669 km (0.077 R)
• M11: 6,289,244 km (0.091 R)
• M12: 7,043,217 km (0.115 R)
• M13: 9,982,516 km (0.112 R)
• M14: 11,647,541 km (0.091 R)
• M15: 14,685,425 km (0.115 R)
• M16: 17,220,211 km (0.054 R)
• M17: 18,216,383 km (0.05 R)
• M18: 19,391,325 km (0.111 R)
• M19: 22,432,350 km (0.055 R)
• M20: 27,524,961 km (0.107 R)
• M21: 29,256,407 km (0.071 R)
• M22: 30,291,325 km (0.027 R)
• M23: 31,448,165 km (0.039 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 14,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit