🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.65 AU - 0.89 AU

Year: 251 Days

Day: 16.8 Hours

Environment

Temp: 107 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,837,678 km

• M1: 221,255 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.62 AU - 1.04 AU

Year: 280 Days

Day: 30.3 Hours

Environment

Temp: 131 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.02 AU - 1.34 AU

Year: 475 Days

Day: 15.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,837,678 km

• M1: 117,584 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.95 AU - 1.47 AU

Year: 494 Days

Day: 34.5 Hours

Environment

Temp: -9 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,837,678 km

• M1: 44,730 km (0.104 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.3

Radius: 10.8

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.97 AU - 6.83 AU

Year: 5315 Days

Day: 8.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,837,678 km

• M1: 134,339 km (0.085 R)
• M2: 631,004 km (0.071 R)
• M3: 1,037,312 km (0.081 R)
• M4: 1,444,966 km (0.091 R)
• M5: 1,932,206 km (0.051 R)
• M6: 2,395,959 km (0.089 R)
• M7: 2,787,158 km (0.076 R)
• M8: 3,261,084 km (0.03 R)
• M9: 3,613,537 km (0.106 R)
• M10: 4,298,396 km (0.085 R)
• M11: 5,987,056 km (0.084 R)
• M12: 8,267,377 km (0.059 R)
• M13: 9,664,471 km (0.036 R)
• M14: 10,309,088 km (0.117 R)
• M15: 11,541,625 km (0.07 R)
• M16: 12,071,052 km (0.117 R)
• M17: 13,491,783 km (0.049 R)
• M18: 14,964,574 km (0.119 R)
• M19: 15,420,848 km (0.034 R)
• M20: 16,063,520 km (0.11 R)
• M21: 16,481,497 km (0.081 R)
• M22: 17,401,972 km (0.095 R)
• M23: 20,648,545 km (0.052 R)
• M24: 22,082,590 km (0.117 R)
• M25: 24,356,628 km (0.117 R)
• M26: 26,367,522 km (0.076 R)
• M27: 30,261,854 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.4

Radius: 5.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.53 AU - 14.09 AU

Year: 16017 Days

Day: 20 Hours

Environment

Temp: -192 °C

Axial Tilt: 144.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,837,678 km

• M1: 73,453 km (0.073 R)
• M2: 257,308 km (0.058 R)
• M3: 887,265 km (0.12 R)
• M4: 2,197,144 km (0.091 R)
• M5: 3,058,678 km (0.075 R)
• M6: 3,809,360 km (0.085 R)
• M7: 4,051,858 km (0.056 R)
• M8: 5,856,308 km (0.026 R)
• M9: 6,081,602 km (0.073 R)
• M10: 6,549,544 km (0.113 R)
• M11: 6,898,407 km (0.115 R)
• M12: 7,557,236 km (0.035 R)
• M13: 7,863,163 km (0.098 R)
• M14: 8,747,287 km (0.066 R)
• M15: 9,474,482 km (0.113 R)
• M16: 13,334,257 km (0.059 R)
• M17: 14,122,937 km (0.078 R)
• M18: 14,882,744 km (0.088 R)
• M19: 18,332,172 km (0.115 R)
• M20: 23,227,613 km (0.082 R)
• M21: 23,468,914 km (0.119 R)
• M22: 24,038,134 km (0.066 R)
• M23: 29,960,863 km (0.052 R)
• M24: 33,003,085 km (0.116 R)
• M25: 34,130,305 km (0.094 R)
• M26: 34,755,774 km (0.045 R)
• M27: 35,282,807 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.8

Radius: 7.2

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 11.09 AU - 14.17 AU

Year: 16646 Days

Day: 24 Hours

Environment

Temp: -178 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,837,678 km

• M1: 153,188 km (0.061 R)
• M2: 590,912 km (0.028 R)
• M3: 821,442 km (0.057 R)
• M4: 1,459,626 km (0.092 R)
• M5: 2,093,921 km (0.095 R)
• M6: 3,217,252 km (0.081 R)
• M7: 4,345,220 km (0.068 R)
• M8: 6,418,945 km (0.104 R)
• M9: 7,669,883 km (0.091 R)
• M10: 8,425,950 km (0.105 R)
• M11: 10,085,290 km (0.073 R)
• M12: 10,875,466 km (0.109 R)
• M13: 11,108,689 km (0.066 R)
• M14: 17,283,042 km (0.072 R)
• M15: 18,995,638 km (0.07 R)
• M16: 31,468,062 km (0.108 R)
• M17: 32,541,726 km (0.106 R)
• M18: 43,181,276 km (0.09 R)
• M19: 47,237,472 km (0.103 R)
• M20: 51,376,546 km (0.119 R)
• M21: 52,034,029 km (0.052 R)
• M22: 52,530,844 km (0.075 R)
• M23: 54,549,816 km (0.104 R)
• M24: 56,619,802 km (0.093 R)
• M25: 60,185,467 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 19,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit