🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.34 AU - 1.88 AU

Year: 787 Days

Day: 29.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.03 AU - 3.05 AU

Year: 2041 Days

Day: 38.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.2

Radius: 11.9

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.67 AU - 4.57 AU

Year: 3220 Days

Day: 8.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,687,796 km

• M1: 148,700 km (0.106 R)
• M2: 628,311 km (0.093 R)
• M3: 1,059,751 km (0.115 R)
• M4: 1,795,174 km (0.06 R)
• M5: 3,256,746 km (0.084 R)
• M6: 4,546,578 km (0.065 R)
• M7: 6,477,737 km (0.094 R)
• M8: 10,444,475 km (0.112 R)
• M9: 11,883,456 km (0.104 R)
• M10: 12,670,790 km (0.113 R)
• M11: 13,492,681 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.4

Radius: 11.3

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.2 AU - 4.64 AU

Year: 3578 Days

Day: 5.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,687,796 km

• M1: 140,772 km (0.073 R)
• M2: 526,884 km (0.075 R)
• M3: 908,657 km (0.11 R)
• M4: 1,590,076 km (0.097 R)
• M5: 2,448,020 km (0.089 R)
• M6: 2,807,952 km (0.104 R)
• M7: 3,217,252 km (0.095 R)
• M8: 3,962,399 km (0.092 R)
• M9: 4,497,361 km (0.068 R)
• M10: 5,023,197 km (0.087 R)
• M11: 6,418,646 km (0.114 R)
• M12: 8,561,486 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.3

Radius: 9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.86 AU - 11.68 AU

Year: 12671 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,687,796 km

• M1: 152,889 km (0.086 R)
• M2: 492,925 km (0.113 R)
• M3: 850,314 km (0.1 R)
• M4: 1,159,533 km (0.103 R)
• M5: 1,461,272 km (0.071 R)
• M6: 1,956,441 km (0.104 R)
• M7: 2,324,452 km (0.104 R)
• M8: 2,683,935 km (0.074 R)
• M9: 3,515,700 km (0.08 R)
• M10: 3,967,934 km (0.025 R)
• M11: 5,620,841 km (0.117 R)
• M12: 6,633,618 km (0.086 R)
• M13: 7,218,845 km (0.101 R)
• M14: 8,218,757 km (0.113 R)
• M15: 8,893,893 km (0.12 R)
• M16: 10,674,406 km (0.109 R)
• M17: 11,869,993 km (0.083 R)
• M18: 12,321,479 km (0.087 R)
• M19: 13,854,857 km (0.052 R)
• M20: 14,810,788 km (0.103 R)
• M21: 19,906,540 km (0.084 R)
• M22: 20,472,768 km (0.039 R)
• M23: 21,195,475 km (0.038 R)
• M24: 24,097,973 km (0.117 R)
• M25: 25,727,393 km (0.044 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 11,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit