🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.51 AU - 0.83 AU

Year: 204 Days

Day: 21.8 Hours

Environment

Temp: 134 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,490,729 km

• M1: 446,998 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.76 AU - 0.84 AU

Year: 267 Days

Day: 46.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.8 AU - 0.88 AU

Year: 287 Days

Day: 22.2 Hours

Environment

Temp: 87 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.93 AU - 1.11 AU

Year: 384 Days

Day: 24.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.21 AU - 1.37 AU

Year: 546 Days

Day: 25.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.35 AU - 1.87 AU

Year: 762 Days

Day: 31.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.2

Radius: 15

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.13 AU - 5.27 AU

Year: 3798 Days

Day: 6 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,490,729 km

• M1: 186,549 km (0.094 R)
• M2: 748,588 km (0.114 R)
• M3: 1,381,088 km (0.082 R)
• M4: 2,470,758 km (0.03 R)
• M5: 3,018,137 km (0.111 R)
• M6: 3,686,391 km (0.12 R)
• M7: 4,543,587 km (0.111 R)
• M8: 5,194,936 km (0.087 R)
• M9: 8,272,164 km (0.09 R)
• M10: 9,247,093 km (0.062 R)
• M11: 9,743,309 km (0.049 R)
• M12: 10,623,693 km (0.087 R)
• M13: 12,405,703 km (0.06 R)
• M14: 13,488,791 km (0.09 R)
• M15: 16,667,148 km (0.107 R)
• M16: 20,379,269 km (0.115 R)
• M17: 20,895,232 km (0.072 R)
• M18: 22,223,811 km (0.103 R)
• M19: 23,047,497 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.3

Radius: 10.3

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.79 AU - 9.59 AU

Year: 8737 Days

Day: 11.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,490,729 km

• M1: 133,142 km (0.116 R)
• M2: 579,692 km (0.101 R)
• M3: 1,065,137 km (0.09 R)
• M4: 1,431,502 km (0.112 R)
• M5: 2,584,154 km (0.07 R)
• M6: 3,035,341 km (0.117 R)
• M7: 3,605,458 km (0.107 R)
• M8: 6,592,778 km (0.114 R)
• M9: 7,813,198 km (0.109 R)
• M10: 8,679,519 km (0.109 R)
• M11: 9,391,754 km (0.097 R)
• M12: 11,614,031 km (0.06 R)
• M13: 19,634,571 km (0.113 R)
• M14: 20,494,908 km (0.108 R)
• M15: 21,984,604 km (0.109 R)
• M16: 23,866,096 km (0.115 R)
• M17: 24,845,962 km (0.101 R)
• M18: 25,513,917 km (0.114 R)
• M19: 27,501,325 km (0.075 R)
• M20: 29,869,758 km (0.07 R)
• M21: 30,435,088 km (0.068 R)
• M22: 32,967,481 km (0.084 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 13,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit